Flights from Washington to Sofia (IAD to SOF)

Discover more affordable routes and cheaper dates from Washington to Sofia (IAD to SOF) within a date range.

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US$471

9:40pm - 8:25pm
Thu Aug 7th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Thu Aug 7th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Fri Aug 8th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$471

9:40pm - 8:25pm
Mon Aug 18th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Aug 18th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Tue Aug 19th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$471

9:40pm - 8:25pm
Tue Jul 29th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 29th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Wed Jul 30th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$471

9:40pm - 8:25pm
Wed Aug 13th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Aug 13th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Thu Aug 14th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$471

1:30pm - 2:45pm
Mon Aug 18th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Aug 18th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Tue Aug 19th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$471

1:30pm - 2:45pm
Wed Aug 13th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Aug 13th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Thu Aug 14th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$471

1:30pm - 2:45pm
Thu Aug 7th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Thu Aug 7th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Fri Aug 8th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$471

1:30pm - 2:45pm
Tue Jul 29th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 29th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Wed Jul 30th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$472

9:40pm - 8:25pm
Mon Aug 4th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Aug 4th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Tue Aug 5th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$472

1:30pm - 2:45pm
Mon Aug 4th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Aug 4th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Tue Aug 5th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$472

10:05pm - 7:55pm
Mon Aug 25th 2025

14h 50m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Aug 25th 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 4h 20m

Tue Aug 26th 2025 Ryanair · FR 3606 Depart at 4:15pm from Copenhagen (CPH) Fly for 2h 40m Arrive at 7:55pm in Sofia (SOF)
US$490

9:40pm - 8:25pm
Tue Aug 26th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 26th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Wed Aug 27th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$490

9:40pm - 8:25pm
Tue Aug 12th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 12th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Wed Aug 13th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$490

1:30pm - 2:45pm
Tue Aug 26th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 26th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Wed Aug 27th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$490

1:30pm - 2:45pm
Mon Jul 28th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Jul 28th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Tue Jul 29th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$490

1:30pm - 2:45pm
Tue Aug 12th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 12th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Wed Aug 13th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$490

1:30pm - 2:45pm
Wed Jul 30th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 30th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Thu Jul 31st 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$490

9:40pm - 8:25pm
Wed Aug 6th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Aug 6th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Thu Aug 7th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$490

1:30pm - 2:45pm
Wed Aug 6th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Aug 6th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Thu Aug 7th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$490

1:30pm - 2:45pm
Wed Aug 20th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Aug 20th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Thu Aug 21st 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$491

9:40pm - 8:25pm
Sun Jul 27th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 27th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Mon Jul 28th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$491

1:30pm - 2:45pm
Sun Jul 27th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 27th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Mon Jul 28th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$502

1:30pm - 2:45pm
Sun May 18th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun May 18th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Mon May 19th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$502

1:30pm - 8:25pm
Sun May 18th 2025

23h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun May 18th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 12h 25m

Mon May 19th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$511

9:40pm - 8:25pm
Sun Aug 17th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 17th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Mon Aug 18th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$511

9:40pm - 8:25pm
Sun Aug 10th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 10th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Mon Aug 11th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$511

1:30pm - 2:45pm
Sun Aug 10th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 10th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Mon Aug 11th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$511

1:30pm - 2:45pm
Sun Aug 31st 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 31st 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Mon Sep 1st 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$511

1:30pm - 2:45pm
Sun Aug 17th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 17th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Mon Aug 18th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$512

9:40pm - 8:25pm
Sat Aug 16th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 16th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sun Aug 17th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$512

9:40pm - 8:25pm
Fri Aug 8th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 8th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sat Aug 9th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$512

9:40pm - 8:25pm
Sat Aug 2nd 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 2nd 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sun Aug 3rd 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$512

1:30pm - 2:45pm
Fri Aug 1st 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 1st 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sat Aug 2nd 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$512

1:30pm - 2:45pm
Sat Aug 2nd 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 2nd 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sun Aug 3rd 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$512

1:30pm - 2:45pm
Fri Aug 8th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 8th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sat Aug 9th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$512

1:30pm - 2:45pm
Sat Aug 16th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 16th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sun Aug 17th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$512

1:30pm - 2:45pm
Fri Aug 29th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 29th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sat Aug 30th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$513

9:40pm - 8:25pm
Sun Aug 31st 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 31st 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Mon Sep 1st 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$533

9:40pm - 8:25pm
Sat Aug 30th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 30th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sun Aug 31st 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$533

9:40pm - 8:25pm
Fri Aug 22nd 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 22nd 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sat Aug 23rd 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$533

1:30pm - 2:45pm
Sat Aug 30th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 30th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sun Aug 31st 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$533

1:30pm - 2:45pm
Fri Aug 22nd 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 22nd 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sat Aug 23rd 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$533

1:30pm - 2:45pm
Fri Aug 15th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 15th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Sat Aug 16th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$549.21

5:20pm - 1:35pm
Tue Aug 19th 2025

13h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 19th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 2h 45m

Wed Aug 20th 2025 Ryanair · FR 5203 Depart at 7:55am from Dublin (DUB) Fly for 3h 40m Arrive at 1:35pm in Sofia (SOF)
US$550.19

10:05pm - 7:55pm
Mon Aug 18th 2025

14h 50m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Aug 18th 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 4h 20m

Tue Aug 19th 2025 Ryanair · FR 3606 Depart at 4:15pm from Copenhagen (CPH) Fly for 2h 40m Arrive at 7:55pm in Sofia (SOF)
US$551.18

4:35pm - 1:30pm
Sun Aug 24th 2025

13h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 24th 2025 Iberia Airlines · IB 362 Depart at 4:35pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 6:25am in Madrid (MAD)

Layover in Madrid for 2h 40m

Mon Aug 25th 2025 Ryanair · FR 6410 Depart at 9:05am from Madrid (MAD) Fly for 3h 25m Arrive at 1:30pm in Sofia (SOF)
US$577.71

5:25pm - 9:40am
Sun Jul 20th 2025

33h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 20th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 22h 50m

Tue Jul 22nd 2025 Ryanair · FR 3766 Depart at 7:05am from Vienna (VIE) Fly for 1h 35m Arrive at 9:40am in Sofia (SOF)
US$584

1:30pm - 2:45pm
Mon May 19th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon May 19th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Tue May 20th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$584

1:30pm - 8:25pm
Mon May 19th 2025

23h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon May 19th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 12h 25m

Tue May 20th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$585.76

10:05pm - 7:25pm
Tue Aug 26th 2025

14h 20m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 26th 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 3h 45m

Wed Aug 27th 2025 Ryanair · FR 3606 Depart at 3:40pm from Copenhagen (CPH) Fly for 2h 45m Arrive at 7:25pm in Sofia (SOF)
US$592

1:30pm - 2:45pm
Thu May 15th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Thu May 15th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Fri May 16th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$592

1:30pm - 8:25pm
Thu May 15th 2025

23h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Thu May 15th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 12h 25m

Fri May 16th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$596

9:40pm - 8:25pm
Mon Jul 28th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Jul 28th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Tue Jul 29th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$596

9:40pm - 8:25pm
Wed Aug 20th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Aug 20th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Thu Aug 21st 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$602.96

5:25pm - 8:50pm
Sun Jul 20th 2025

20h 25m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 20th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 10h 0m

Mon Jul 21st 2025 Ryanair · FR 182 Depart at 6:15pm from Vienna (VIE) Fly for 1h 35m Arrive at 8:50pm in Sofia (SOF)
US$612

5:25pm - 9:20pm
Wed Jul 30th 2025

20h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 30th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 10h 30m

Thu Jul 31st 2025 Ryanair · FR 182 Depart at 6:45pm from Vienna (VIE) Fly for 1h 35m Arrive at 9:20pm in Sofia (SOF)
US$615

9:40pm - 8:25pm
Fri Aug 29th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 29th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sat Aug 30th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$624.47

5:20pm - 10:55pm
Sat May 31st 2025

22h 35m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat May 31st 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 12h 5m

Sun Jun 1st 2025 Ryanair · FR 5203 Depart at 5:15pm from Dublin (DUB) Fly for 3h 40m Arrive at 10:55pm in Sofia (SOF)
US$625.94

10:05pm - 7:25pm
Tue Aug 5th 2025

14h 20m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Aug 5th 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 3h 45m

Wed Aug 6th 2025 Ryanair · FR 3606 Depart at 3:40pm from Copenhagen (CPH) Fly for 2h 45m Arrive at 7:25pm in Sofia (SOF)
US$627

10:40pm - 11:15pm
Sun Aug 10th 2025

17h 35m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 10th 2025 British Airways · BA 292 Depart at 10:40pm from Washington, D.C. (IAD) Fly for 7h 25m Arrive at 11:05am in London (LHR)

Layover in London for 6h 50m

Mon Aug 11th 2025 Bulgaria Air · FB 852 Depart at 5:55pm from London (LHR) Fly for 3h 20m Arrive at 11:15pm in Sofia (SOF)
US$632.10

8:25pm - 10:55pm
Sat May 31st 2025

19h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat May 31st 2025 Aer Lingus · EI 118 Depart at 8:25pm from Washington, D.C. (IAD) Fly for 6h 55m Arrive at 8:20am in Dublin (DUB)

Layover in Dublin for 8h 55m

Sun Jun 1st 2025 Ryanair · FR 5203 Depart at 5:15pm from Dublin (DUB) Fly for 3h 40m Arrive at 10:55pm in Sofia (SOF)
US$635.25

4:35pm - 1:30pm
Sun Jul 6th 2025

13h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 6th 2025 Finnair · AY 5368 Depart at 4:35pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 6:25am in Madrid (MAD)

Layover in Madrid for 2h 40m

Mon Jul 7th 2025 Ryanair · FR 6410 Depart at 9:05am from Madrid (MAD) Fly for 3h 25m Arrive at 1:30pm in Sofia (SOF)
US$638

9:40pm - 8:25pm
Fri Aug 15th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 15th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sat Aug 16th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$638

5:25pm - 9:20pm
Wed Jul 9th 2025

20h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 9th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 10h 30m

Thu Jul 10th 2025 Ryanair · FR 182 Depart at 6:45pm from Vienna (VIE) Fly for 1h 35m Arrive at 9:20pm in Sofia (SOF)
US$644.75

10:05pm - 7:25pm
Tue Jul 29th 2025

14h 20m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 29th 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 3h 45m

Wed Jul 30th 2025 Ryanair · FR 3606 Depart at 3:40pm from Copenhagen (CPH) Fly for 2h 45m Arrive at 7:25pm in Sofia (SOF)
US$649

9:40pm - 8:25pm
Sun May 18th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun May 18th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Mon May 19th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$649

9:40pm - 8:25pm
Mon May 19th 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon May 19th 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Tue May 20th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$658

5:25pm - 6:10pm
Wed Jul 30th 2025

17h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 30th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 7h 25m

Thu Jul 31st 2025 Austrian Airlines · OS 797 Depart at 3:40pm from Vienna (VIE) Fly for 1h 30m Arrive at 6:10pm in Sofia (SOF)
US$663.33

5:20pm - 1:35pm
Tue Jul 29th 2025

13h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 29th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 2h 45m

Wed Jul 30th 2025 Ryanair · FR 5203 Depart at 7:55am from Dublin (DUB) Fly for 3h 40m Arrive at 1:35pm in Sofia (SOF)
US$663.87

5:20pm - 12:50am
Fri May 30th 2025

24h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri May 30th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 14h 0m

Sat May 31st 2025 Ryanair · FR 5203 Depart at 7:10pm from Dublin (DUB) Fly for 3h 40m Arrive at 12:50am in Sofia (SOF)
US$666.95

5:25pm - 8:55pm
Tue Jul 8th 2025

20h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 8th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 10h 5m

Wed Jul 9th 2025 Ryanair · FR 182 Depart at 6:20pm from Vienna (VIE) Fly for 1h 35m Arrive at 8:55pm in Sofia (SOF)
US$675.76

5:25pm - 8:35pm
Mon Jul 14th 2025

20h 10m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Jul 14th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 9h 45m

Tue Jul 15th 2025 Ryanair · FR 182 Depart at 6:00pm from Vienna (VIE) Fly for 1h 35m Arrive at 8:35pm in Sofia (SOF)
US$679

5:25pm - 6:10pm
Sun Jul 20th 2025

17h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 20th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 7h 25m

Mon Jul 21st 2025 Austrian Airlines · OS 797 Depart at 3:40pm from Vienna (VIE) Fly for 1h 30m Arrive at 6:10pm in Sofia (SOF)
US$684.43

4:35pm - 9:35pm
Sat Jul 12th 2025

22h 0m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Jul 12th 2025 Iberia Airlines · IB 362 Depart at 4:35pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 6:25am in Madrid (MAD)

Layover in Madrid for 10h 45m

Sun Jul 13th 2025 Ryanair · FR 6410 Depart at 5:10pm from Madrid (MAD) Fly for 3h 25m Arrive at 9:35pm in Sofia (SOF)
US$690.26

10:05pm - 7:55pm
Mon Jul 28th 2025

14h 50m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Jul 28th 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 4h 20m

Tue Jul 29th 2025 Ryanair · FR 3606 Depart at 4:15pm from Copenhagen (CPH) Fly for 2h 40m Arrive at 7:55pm in Sofia (SOF)
US$697

10:40pm - 11:15pm
Sun Jul 6th 2025

17h 35m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 6th 2025 British Airways · BA 292 Depart at 10:40pm from Washington, D.C. (IAD) Fly for 7h 25m Arrive at 11:05am in London (LHR)

Layover in London for 6h 50m

Mon Jul 7th 2025 Bulgaria Air · FB 852 Depart at 5:55pm from London (LHR) Fly for 3h 20m Arrive at 11:15pm in Sofia (SOF)
US$702

9:40pm - 8:25pm
Fri Aug 1st 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Fri Aug 1st 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Sat Aug 2nd 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$724

5:25pm - 3:20pm
Sun Jul 20th 2025

14h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 20th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 4h 35m

Mon Jul 21st 2025 Austrian Airlines · OS 791 Depart at 12:50pm from Vienna (VIE) Fly for 1h 30m Arrive at 3:20pm in Sofia (SOF)
US$724

5:25pm - 3:20pm
Wed Jul 30th 2025

14h 55m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 30th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 4h 35m

Thu Jul 31st 2025 Austrian Airlines · OS 791 Depart at 12:50pm from Vienna (VIE) Fly for 1h 30m Arrive at 3:20pm in Sofia (SOF)
US$727

10:40pm - 11:15pm
Tue Jul 8th 2025

17h 35m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 8th 2025 British Airways · BA 292 Depart at 10:40pm from Washington, D.C. (IAD) Fly for 7h 25m Arrive at 11:05am in London (LHR)

Layover in London for 6h 50m

Wed Jul 9th 2025 Bulgaria Air · FB 852 Depart at 5:55pm from London (LHR) Fly for 3h 20m Arrive at 11:15pm in Sofia (SOF)
US$728.24

5:20pm - 1:35pm
Tue May 27th 2025

13h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue May 27th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 2h 45m

Wed May 28th 2025 Ryanair · FR 5203 Depart at 7:55am from Dublin (DUB) Fly for 3h 40m Arrive at 1:35pm in Sofia (SOF)
US$729

5:25pm - 6:10pm
Tue Jul 8th 2025

17h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 8th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 7h 25m

Wed Jul 9th 2025 Austrian Airlines · OS 797 Depart at 3:40pm from Vienna (VIE) Fly for 1h 30m Arrive at 6:10pm in Sofia (SOF)
US$729

5:25pm - 6:10pm
Mon Jul 14th 2025

17h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Jul 14th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 7h 25m

Tue Jul 15th 2025 Austrian Airlines · OS 797 Depart at 3:40pm from Vienna (VIE) Fly for 1h 30m Arrive at 6:10pm in Sofia (SOF)
US$732.23

5:20pm - 1:35pm
Tue Jul 8th 2025

13h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 8th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 2h 45m

Wed Jul 9th 2025 Ryanair · FR 5203 Depart at 7:55am from Dublin (DUB) Fly for 3h 40m Arrive at 1:35pm in Sofia (SOF)
US$733

1:30pm - 2:45pm
Wed May 14th 2025

18h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed May 14th 2025 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 5m Arrive at 6:35am in Istanbul (IST)

Layover in Istanbul for 6h 45m

Thu May 15th 2025 Turkish Airlines · TK 1031 Depart at 1:20pm from Istanbul (IST) Fly for 1h 25m Arrive at 2:45pm in Sofia (SOF)
US$734

5:25pm - 6:10pm
Wed Jul 9th 2025

17h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 9th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 7h 25m

Thu Jul 10th 2025 Austrian Airlines · OS 797 Depart at 3:40pm from Vienna (VIE) Fly for 1h 30m Arrive at 6:10pm in Sofia (SOF)
US$736

9:40pm - 8:25pm
Wed Jul 23rd 2025

15h 45m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Wed Jul 23rd 2025 Turkish Airlines · TK 8 Depart at 9:40pm from Washington, D.C. (IAD) Fly for 10h 10m Arrive at 2:50pm in Istanbul (IST)

Layover in Istanbul for 4h 10m

Thu Jul 24th 2025 Turkish Airlines · TK 1029 Depart at 7:00pm from Istanbul (IST) Fly for 1h 25m Arrive at 8:25pm in Sofia (SOF)
US$756.39

10:05pm - 7:55pm
Mon Jul 21st 2025

14h 50m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon Jul 21st 2025 SAS · SK 926 Depart at 10:05pm from Washington, D.C. (IAD) Fly for 7h 50m Arrive at 11:55am in Copenhagen (CPH)

Layover in Copenhagen for 4h 20m

Tue Jul 22nd 2025 Ryanair · FR 3606 Depart at 4:15pm from Copenhagen (CPH) Fly for 2h 40m Arrive at 7:55pm in Sofia (SOF)
US$763.47

5:20pm - 1:35pm
Tue Jul 29th 2025

13h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 29th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 2h 45m

Wed Jul 30th 2025 Ryanair · FR 5203 Depart at 7:55am from Dublin (DUB) Fly for 3h 40m Arrive at 1:35pm in Sofia (SOF)
US$764

4:30pm - 12:00pm
Sun Jun 29th 2025

12h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jun 29th 2025 ITA Airways · AZ 619 Depart at 4:30pm from Washington, D.C. (IAD) Fly for 8h 45m Arrive at 7:15am in Rome (FCO)

Layover in Rome for 2h 0m

Mon Jun 30th 2025 ITA Airways · AZ 520 Depart at 9:15am from Rome (FCO) Fly for 1h 45m Arrive at 12:00pm in Sofia (SOF)
US$769

4:30pm - 12:00pm
Sun Jun 1st 2025

12h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jun 1st 2025 ITA Airways · AZ 619 Depart at 4:30pm from Washington, D.C. (IAD) Fly for 8h 45m Arrive at 7:15am in Rome (FCO)

Layover in Rome for 2h 0m

Mon Jun 2nd 2025 ITA Airways · AZ 520 Depart at 9:15am from Rome (FCO) Fly for 1h 45m Arrive at 12:00pm in Sofia (SOF)
US$775.34

5:20pm - 1:35pm
Tue Jul 15th 2025

13h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue Jul 15th 2025 Aer Lingus · EI 116 Depart at 5:20pm from Washington, D.C. (IAD) Fly for 6h 50m Arrive at 5:10am in Dublin (DUB)

Layover in Dublin for 2h 45m

Wed Jul 16th 2025 Ryanair · FR 5203 Depart at 7:55am from Dublin (DUB) Fly for 3h 40m Arrive at 1:35pm in Sofia (SOF)
US$919

5:25pm - 11:40am
Tue May 20th 2025

11h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Tue May 20th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 0h 55m

Wed May 21st 2025 Austrian Airlines · OS 795 Depart at 9:10am from Vienna (VIE) Fly for 1h 30m Arrive at 11:40am in Sofia (SOF)
US$920

5:25pm - 11:40am
Thu May 15th 2025

11h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Thu May 15th 2025 Austrian Airlines · OS 94 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 0h 55m

Fri May 16th 2025 Austrian Airlines · OS 795 Depart at 9:10am from Vienna (VIE) Fly for 1h 30m Arrive at 11:40am in Sofia (SOF)
US$922

5:25pm - 11:40am
Mon May 19th 2025

11h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Mon May 19th 2025 United Airlines · UA 9822 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 0h 55m

Tue May 20th 2025 United Airlines · UA 9832 Depart at 9:10am from Vienna (VIE) Fly for 1h 30m Arrive at 11:40am in Sofia (SOF)
US$939

4:30pm - 12:00pm
Sun Aug 10th 2025

12h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Aug 10th 2025 ITA Airways · AZ 619 Depart at 4:30pm from Washington, D.C. (IAD) Fly for 8h 45m Arrive at 7:15am in Rome (FCO)

Layover in Rome for 2h 0m

Mon Aug 11th 2025 ITA Airways · AZ 520 Depart at 9:15am from Rome (FCO) Fly for 1h 45m Arrive at 12:00pm in Sofia (SOF)
US$953

4:30pm - 12:00pm
Sun Jul 20th 2025

12h 30m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jul 20th 2025 ITA Airways · AZ 619 Depart at 4:30pm from Washington, D.C. (IAD) Fly for 8h 45m Arrive at 7:15am in Rome (FCO)

Layover in Rome for 2h 0m

Mon Jul 21st 2025 ITA Airways · AZ 520 Depart at 9:15am from Rome (FCO) Fly for 1h 45m Arrive at 12:00pm in Sofia (SOF)
US$1172

8:45pm - 2:45pm
Sun Jun 1st 2025

11h 0m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun Jun 1st 2025 Swiss International Air Lines · LX 73 Depart at 8:45pm from Washington, D.C. (IAD) Fly for 8h 5m Arrive at 10:50am in Zürich (ZRH)

Layover in Zürich for 0h 40m

Mon Jun 2nd 2025 Swiss International Air Lines · LX 1390 Depart at 11:30am from Zürich (ZRH) Fly for 2h 15m Arrive at 2:45pm in Sofia (SOF)
US$1306

5:25pm - 11:40am
Sat Aug 16th 2025

11h 15m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sat Aug 16th 2025 United Airlines · UA 9822 Depart at 5:25pm from Washington, D.C. (IAD) Fly for 8h 50m Arrive at 8:15am in Vienna (VIE)

Layover in Vienna for 0h 55m

Sun Aug 17th 2025 United Airlines · UA 9832 Depart at 9:10am from Vienna (VIE) Fly for 1h 30m Arrive at 11:40am in Sofia (SOF)
US$1529

8:45pm - 2:45pm
Sun May 18th 2025

11h 0m
Washington, D.C. (IAD) → Sofia (SOF)

1 Stop

Sun May 18th 2025 Swiss International Air Lines · LX 73 Depart at 8:45pm from Washington, D.C. (IAD) Fly for 8h 5m Arrive at 10:50am in Zürich (ZRH)

Layover in Zürich for 0h 40m

Mon May 19th 2025 Swiss International Air Lines · LX 1390 Depart at 11:30am from Zürich (ZRH) Fly for 2h 15m Arrive at 2:45pm in Sofia (SOF)

Sarah Belizaire

@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

John Ford

@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

Roaming Sonaa

@roamingsonaa

For people wanting to maximize their trips, Flightlist is my newest travel hack for uncovering the coolest routes at irresistible prices. No stress, no annoying ads — just seamless flight booking with amazing functionality.

Andy Travels

@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

Travel With Bender

@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

Wesley Mergard

@travel.with.wes

One useful tool I've found for evaluating different departure and return dates is called FlightList.io. You can quickly scan different travel date ranges, carriers and one way flight options to easily determine the cheapest flight combinations for your trip.

Flights from Washington to Sofia (IAD to SOF)

Sarah Belizaire

John Ford

Roaming Sonaa

Andy Travels

Travel With Bender

Wesley Mergard

Explore Flight Options

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