Wed May 21st 2025 Ryanair · FR 9043 Depart at 12:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 3:30pm in Alicante (ALC)
Layover in Alicante for 3h 35m
Wed May 21st 2025 TAP Portugal · TP 1125 Depart at 7:05pm from Alicante (ALC) Fly for 1h 55m Arrive at 8:00pm in Lisbon (LIS)
Layover in Lisbon for 16h 0m
Thu May 22nd 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 7th 2025 Ryanair · FR 9043 Depart at 12:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 3:30pm in Alicante (ALC)
Layover in Alicante for 3h 35m
Wed May 7th 2025 TAP Portugal · TP 1125 Depart at 7:05pm from Alicante (ALC) Fly for 1h 55m Arrive at 8:00pm in Lisbon (LIS)
Layover in Lisbon for 16h 0m
Thu May 8th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sun May 18th 2025 Ryanair · FR 9043 Depart at 10:00pm from Maastricht (MST) Fly for 2h 40m Arrive at 12:40am in Alicante (ALC)
Layover in Alicante for 18h 55m
Mon May 19th 2025 TAP Portugal · TP 1125 Depart at 7:35pm from Alicante (ALC) Fly for 1h 50m Arrive at 8:25pm in Lisbon (LIS)
Layover in Lisbon for 15h 35m
Tue May 20th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat May 10th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 19h 30m
Sun May 11th 2025 Royal Air Maroc · AT 997 Depart at 7:00pm from Porto (OPO) Fly for 1h 40m Arrive at 8:40pm in Casablanca (CMN)
Layover in Casablanca for 19h 25m
Mon May 12th 2025 Royal Air Maroc · AT 218 Depart at 4:05pm from Casablanca (CMN) Fly for 8h 0m Arrive at 7:05pm in Washington, D.C. (IAD)
Sat May 31st 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 19h 30m
Sun Jun 1st 2025 Royal Air Maroc · AT 997 Depart at 7:00pm from Porto (OPO) Fly for 1h 40m Arrive at 8:40pm in Casablanca (CMN)
Layover in Casablanca for 19h 25m
Mon Jun 2nd 2025 Royal Air Maroc · AT 218 Depart at 4:05pm from Casablanca (CMN) Fly for 8h 0m Arrive at 7:05pm in Washington, D.C. (IAD)
Sat May 17th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 19h 30m
Sun May 18th 2025 Royal Air Maroc · AT 997 Depart at 7:00pm from Porto (OPO) Fly for 1h 40m Arrive at 8:40pm in Casablanca (CMN)
Layover in Casablanca for 19h 25m
Mon May 19th 2025 Royal Air Maroc · AT 218 Depart at 4:05pm from Casablanca (CMN) Fly for 8h 0m Arrive at 7:05pm in Washington, D.C. (IAD)
Sat Oct 18th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 19h 30m
Sun Oct 19th 2025 Royal Air Maroc · AT 997 Depart at 7:00pm from Porto (OPO) Fly for 1h 40m Arrive at 8:40pm in Casablanca (CMN)
Layover in Casablanca for 19h 25m
Mon Oct 20th 2025 Royal Air Maroc · AT 218 Depart at 4:05pm from Casablanca (CMN) Fly for 8h 0m Arrive at 7:05pm in Washington, D.C. (IAD)
Sat Oct 4th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 19h 30m
Sun Oct 5th 2025 Royal Air Maroc · AT 997 Depart at 7:00pm from Porto (OPO) Fly for 1h 40m Arrive at 8:40pm in Casablanca (CMN)
Layover in Casablanca for 19h 25m
Mon Oct 6th 2025 Royal Air Maroc · AT 218 Depart at 4:05pm from Casablanca (CMN) Fly for 8h 0m Arrive at 7:05pm in Washington, D.C. (IAD)
Wed May 28th 2025 Ryanair · FR 9043 Depart at 12:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 3:30pm in Alicante (ALC)
Layover in Alicante for 3h 35m
Wed May 28th 2025 TAP Portugal · TP 1125 Depart at 7:05pm from Alicante (ALC) Fly for 1h 55m Arrive at 8:00pm in Lisbon (LIS)
Layover in Lisbon for 16h 0m
Thu May 29th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 4th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Jun 4th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Jun 5th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 4th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed Jun 4th 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu Jun 5th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 14th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed May 14th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu May 15th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 14th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed May 14th 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu May 15th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 18th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Jun 18th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Jun 19th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 18th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed Jun 18th 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu Jun 19th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 21st 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed May 21st 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu May 22nd 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 4th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 15h 10m
Thu Jun 5th 2025 TAP Portugal · TP 1921 Depart at 9:00am from Porto (OPO) Fly for 1h 0m Arrive at 10:00am in Lisbon (LIS)
Layover in Lisbon for 2h 0m
Thu Jun 5th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sun May 4th 2025 Ryanair · FR 9043 Depart at 10:00pm from Maastricht (MST) Fly for 2h 40m Arrive at 12:40am in Alicante (ALC)
Layover in Alicante for 18h 55m
Mon May 5th 2025 TAP Portugal · TP 1125 Depart at 7:35pm from Alicante (ALC) Fly for 1h 50m Arrive at 8:25pm in Lisbon (LIS)
Layover in Lisbon for 15h 35m
Tue May 6th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 14th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 15h 10m
Thu May 15th 2025 TAP Portugal · TP 1921 Depart at 9:00am from Porto (OPO) Fly for 1h 0m Arrive at 10:00am in Lisbon (LIS)
Layover in Lisbon for 2h 0m
Thu May 15th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 21st 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed May 21st 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu May 22nd 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 28th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed May 28th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu May 29th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 28th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed May 28th 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu May 29th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 18th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 15h 10m
Thu Jun 19th 2025 TAP Portugal · TP 1921 Depart at 9:00am from Porto (OPO) Fly for 1h 0m Arrive at 10:00am in Lisbon (LIS)
Layover in Lisbon for 2h 0m
Thu Jun 19th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Jun 7th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 7h 30m
Sun Jun 8th 2025 TAP Portugal · TP 1939 Depart at 7:00am from Porto (OPO) Fly for 1h 0m Arrive at 8:00am in Lisbon (LIS)
Layover in Lisbon for 4h 0m
Sun Jun 8th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Jun 21st 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 7h 30m
Sun Jun 22nd 2025 TAP Portugal · TP 1939 Depart at 7:00am from Porto (OPO) Fly for 1h 0m Arrive at 8:00am in Lisbon (LIS)
Layover in Lisbon for 4h 0m
Sun Jun 22nd 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Jun 21st 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 11h 30m
Sun Jun 22nd 2025 TAP Portugal · TP 1925 Depart at 11:00am from Porto (OPO) Fly for 1h 0m Arrive at 12:00pm in Lisbon (LIS)
Layover in Lisbon for 5h 30m
Sun Jun 22nd 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Wed Jun 11th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Jun 11th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 18h 10m
Thu Jun 12th 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Sat Jun 14th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 9h 30m
Sun Jun 15th 2025 TAP Portugal · TP 1921 Depart at 9:00am from Porto (OPO) Fly for 0h 55m Arrive at 9:55am in Lisbon (LIS)
Layover in Lisbon for 2h 5m
Sun Jun 15th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 11th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Jun 11th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Jun 12th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Jun 7th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 9h 30m
Sun Jun 8th 2025 TAP Portugal · TP 1921 Depart at 9:00am from Porto (OPO) Fly for 0h 55m Arrive at 9:55am in Lisbon (LIS)
Layover in Lisbon for 2h 5m
Sun Jun 8th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sun Jun 8th 2025 Ryanair · FR 9043 Depart at 10:00pm from Maastricht (MST) Fly for 2h 40m Arrive at 12:40am in Alicante (ALC)
Layover in Alicante for 18h 55m
Mon Jun 9th 2025 TAP Portugal · TP 1125 Depart at 7:35pm from Alicante (ALC) Fly for 1h 50m Arrive at 8:25pm in Lisbon (LIS)
Layover in Lisbon for 15h 35m
Tue Jun 10th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed May 7th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed May 7th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu May 8th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sun Jun 15th 2025 Ryanair · FR 9043 Depart at 10:00pm from Maastricht (MST) Fly for 2h 40m Arrive at 12:40am in Alicante (ALC)
Layover in Alicante for 18h 55m
Mon Jun 16th 2025 TAP Portugal · TP 1125 Depart at 7:35pm from Alicante (ALC) Fly for 1h 50m Arrive at 8:25pm in Lisbon (LIS)
Layover in Lisbon for 15h 35m
Tue Jun 17th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Apr 30th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Apr 30th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 18h 10m
Thu May 1st 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Wed Apr 30th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 13h 10m
Thu May 1st 2025 TAP Portugal · TP 1939 Depart at 7:00am from Porto (OPO) Fly for 1h 0m Arrive at 8:00am in Lisbon (LIS)
Layover in Lisbon for 4h 0m
Thu May 1st 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Thu May 15th 2025 Ryanair · FR 9043 Depart at 9:20am from Maastricht (MST) Fly for 2h 40m Arrive at 12:00pm in Alicante (ALC)
Layover in Alicante for 7h 40m
Thu May 15th 2025 Ryanair · FR 9747 Depart at 7:40pm from Alicante (ALC) Fly for 1h 50m Arrive at 8:30pm in Lisbon (LIS)
Layover in Lisbon for 16h 30m
Fri May 16th 2025 TAP Portugal · TP 231 Depart at 1:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 4:20pm in Washington, D.C. (IAD)
Sat May 10th 2025 Ryanair · FR 2791 Depart at 8:45am from Maastricht (MST) Fly for 1h 55m Arrive at 10:40am in Girona (GRO)
Layover in Girona for 12h 20m
Sat May 10th 2025 Ryanair · FR 7037 Depart at 11:00pm from Girona (GRO) Fly for 2h 35m Arrive at 12:35am in Dublin (DUB)
Layover in Dublin for 12h 15m
Sun May 11th 2025 Aer Lingus · EI 117 Depart at 12:50pm from Dublin (DUB) Fly for 8h 0m Arrive at 3:50pm in Washington, D.C. (IAD)
Wed Aug 27th 2025 Ryanair · FR 2791 Depart at 3:20pm from Maastricht (MST) Fly for 1h 55m Arrive at 5:15pm in Girona (GRO)
Layover in Girona for 18h 20m
Thu Aug 28th 2025 Ryanair · FR 7037 Depart at 11:35am from Girona (GRO) Fly for 2h 35m Arrive at 1:10pm in Dublin (DUB)
Layover in Dublin for 2h 50m
Thu Aug 28th 2025 Aer Lingus · EI 119 Depart at 4:00pm from Dublin (DUB) Fly for 7h 55m Arrive at 6:55pm in Washington, D.C. (IAD)
Fri Aug 22nd 2025 Ryanair · FR 3985 Depart at 12:35pm from Maastricht (MST) Fly for 2h 15m Arrive at 2:50pm in Bari (BRI)
Layover in Bari for 18h 0m
Sat Aug 23rd 2025 Turkish Airlines · TK 1446 Depart at 8:50am from Bari (BRI) Fly for 2h 10m Arrive at 12:00pm in Istanbul (IST)
Layover in Istanbul for 3h 40m
Sat Aug 23rd 2025 Turkish Airlines · TK 7 Depart at 3:40pm from Istanbul (IST) Fly for 11h 5m Arrive at 7:45pm in Washington, D.C. (IAD)
Mon Aug 25th 2025 Ryanair · FR 8470 Depart at 8:10am from Maastricht (MST) Fly for 1h 50m Arrive at 10:00am in Zadar (ZAD)
Layover in Zadar for 5h 25m
Mon Aug 25th 2025 Ryanair · FR 3027 Depart at 3:25pm from Zadar (ZAD) Fly for 2h 15m Arrive at 5:40pm in Copenhagen (CPH)
Layover in Copenhagen for 23h 50m
Tue Aug 26th 2025 SAS · SK 925 Depart at 5:30pm from Copenhagen (CPH) Fly for 8h 29m Arrive at 7:59pm in Washington, D.C. (IAD)
Wed Aug 27th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Aug 27th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Aug 28th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Aug 30th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 10h 30m
Sun Aug 31st 2025 TAP Portugal · TP 1923 Depart at 10:00am from Porto (OPO) Fly for 1h 0m Arrive at 11:00am in Lisbon (LIS)
Layover in Lisbon for 6h 30m
Sun Aug 31st 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Fri Aug 29th 2025 Ryanair · FR 3985 Depart at 12:35pm from Maastricht (MST) Fly for 2h 15m Arrive at 2:50pm in Bari (BRI)
Layover in Bari for 18h 0m
Sat Aug 30th 2025 Turkish Airlines · TK 1446 Depart at 8:50am from Bari (BRI) Fly for 2h 10m Arrive at 12:00pm in Istanbul (IST)
Layover in Istanbul for 3h 40m
Sat Aug 30th 2025 Turkish Airlines · TK 7 Depart at 3:40pm from Istanbul (IST) Fly for 11h 5m Arrive at 7:45pm in Washington, D.C. (IAD)
Sat Sep 27th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 20m
Sun Sep 28th 2025 TAP Portugal · TP 1941 Depart at 5:50am from Porto (OPO) Fly for 1h 5m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 10h 35m
Sun Sep 28th 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Sat Aug 30th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 30m
Sun Aug 31st 2025 TAP Portugal · TP 1941 Depart at 6:00am from Porto (OPO) Fly for 0h 55m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Aug 31st 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Fri Jun 20th 2025 Ryanair · FR 3985 Depart at 12:35pm from Maastricht (MST) Fly for 2h 15m Arrive at 2:50pm in Bari (BRI)
Layover in Bari for 18h 0m
Sat Jun 21st 2025 Turkish Airlines · TK 1446 Depart at 8:50am from Bari (BRI) Fly for 2h 10m Arrive at 12:00pm in Istanbul (IST)
Layover in Istanbul for 3h 40m
Sat Jun 21st 2025 Turkish Airlines · TK 7 Depart at 3:40pm from Istanbul (IST) Fly for 11h 5m Arrive at 7:45pm in Washington, D.C. (IAD)
Sat Oct 18th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 25m
Sun Oct 19th 2025 TAP Portugal · TP 1941 Depart at 5:55am from Porto (OPO) Fly for 1h 0m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 10h 35m
Sun Oct 19th 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Sat Sep 27th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 20m
Sun Sep 28th 2025 TAP Portugal · TP 1941 Depart at 5:50am from Porto (OPO) Fly for 1h 5m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Sep 28th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Oct 15th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Oct 15th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Oct 16th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Oct 4th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 25m
Sun Oct 5th 2025 TAP Portugal · TP 1941 Depart at 5:55am from Porto (OPO) Fly for 1h 0m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 10h 35m
Sun Oct 5th 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Sat Oct 18th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 25m
Sun Oct 19th 2025 TAP Portugal · TP 1941 Depart at 5:55am from Porto (OPO) Fly for 1h 0m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Oct 19th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Sep 10th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Sep 10th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Sep 11th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Aug 23rd 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 9h 30m
Sun Aug 24th 2025 TAP Portugal · TP 1921 Depart at 9:00am from Porto (OPO) Fly for 0h 55m Arrive at 9:55am in Lisbon (LIS)
Layover in Lisbon for 2h 5m
Sun Aug 24th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Oct 4th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 25m
Sun Oct 5th 2025 TAP Portugal · TP 1941 Depart at 5:55am from Porto (OPO) Fly for 1h 0m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Oct 5th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 4th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 14h 25m
Thu Jun 5th 2025 Iberia Airlines · IB 544 Depart at 8:15am from Porto (OPO) Fly for 1h 20m Arrive at 10:35am in Madrid (MAD)
Layover in Madrid for 1h 15m
Thu Jun 5th 2025 Iberia Airlines · IB 361 Depart at 11:50am from Madrid (MAD) Fly for 9h 10m Arrive at 3:00pm in Washington, D.C. (IAD)
Sat Sep 13th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 20m
Sun Sep 14th 2025 TAP Portugal · TP 1941 Depart at 5:50am from Porto (OPO) Fly for 1h 5m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 10h 35m
Sun Sep 14th 2025 TAP Portugal · TP 233 Depart at 5:30pm from Lisbon (LIS) Fly for 8h 20m Arrive at 8:50pm in Washington, D.C. (IAD)
Wed Aug 20th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Aug 20th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Aug 21st 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Aug 13th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Aug 13th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Aug 14th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sun Aug 31st 2025 Ryanair · FR 9043 Depart at 10:00pm from Maastricht (MST) Fly for 2h 40m Arrive at 12:40am in Alicante (ALC)
Layover in Alicante for 9h 45m
Mon Sep 1st 2025 Ryanair · FR 262 Depart at 10:25am from Alicante (ALC) Fly for 2h 55m Arrive at 12:20pm in Dublin (DUB)
Layover in Dublin for 3h 40m
Mon Sep 1st 2025 Aer Lingus · EI 119 Depart at 4:00pm from Dublin (DUB) Fly for 7h 55m Arrive at 6:55pm in Washington, D.C. (IAD)
Sat Sep 13th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 20m
Sun Sep 14th 2025 TAP Portugal · TP 1941 Depart at 5:50am from Porto (OPO) Fly for 1h 5m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Sep 14th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Oct 8th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed Oct 8th 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu Oct 9th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sun Sep 14th 2025 Ryanair · FR 9043 Depart at 10:00pm from Maastricht (MST) Fly for 2h 40m Arrive at 12:40am in Alicante (ALC)
Layover in Alicante for 9h 45m
Mon Sep 15th 2025 Ryanair · FR 262 Depart at 10:25am from Alicante (ALC) Fly for 2h 55m Arrive at 12:20pm in Dublin (DUB)
Layover in Dublin for 3h 40m
Mon Sep 15th 2025 Aer Lingus · EI 119 Depart at 4:00pm from Dublin (DUB) Fly for 7h 55m Arrive at 6:55pm in Washington, D.C. (IAD)
Wed Sep 24th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Sep 24th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Sep 25th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Jun 11th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 14h 25m
Thu Jun 12th 2025 Iberia Airlines · IB 544 Depart at 8:15am from Porto (OPO) Fly for 1h 20m Arrive at 10:35am in Madrid (MAD)
Layover in Madrid for 1h 15m
Thu Jun 12th 2025 Iberia Airlines · IB 361 Depart at 11:50am from Madrid (MAD) Fly for 9h 10m Arrive at 3:00pm in Washington, D.C. (IAD)
Sat Sep 20th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 20m
Sun Sep 21st 2025 TAP Portugal · TP 1941 Depart at 5:50am from Porto (OPO) Fly for 1h 5m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Sep 21st 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Sep 6th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 20m
Sun Sep 7th 2025 TAP Portugal · TP 1941 Depart at 5:50am from Porto (OPO) Fly for 1h 5m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Sep 7th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Sep 17th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Sep 17th 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Sep 18th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat May 17th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 25m
Sun May 18th 2025 TAP Portugal · TP 1941 Depart at 5:55am from Porto (OPO) Fly for 1h 0m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun May 18th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 15m Arrive at 3:15pm in Washington, D.C. (IAD)
Wed Sep 3rd 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 4h 35m
Wed Sep 3rd 2025 TAP Portugal · TP 1935 Depart at 10:25pm from Porto (OPO) Fly for 0h 55m Arrive at 11:20pm in Lisbon (LIS)
Layover in Lisbon for 12h 40m
Thu Sep 4th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Oct 1st 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 3h 25m
Wed Oct 1st 2025 TAP Portugal · TP 1933 Depart at 9:15pm from Porto (OPO) Fly for 1h 0m Arrive at 10:15pm in Lisbon (LIS)
Layover in Lisbon for 13h 45m
Thu Oct 2nd 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Wed Aug 27th 2025 Ryanair · FR 7676 Depart at 4:10pm from Maastricht (MST) Fly for 2h 40m Arrive at 5:50pm in Porto (OPO)
Layover in Porto for 2h 45m
Wed Aug 27th 2025 Iberia Airlines · IB 1154 Depart at 8:35pm from Porto (OPO) Fly for 1h 20m Arrive at 10:55pm in Madrid (MAD)
Layover in Madrid for 12h 55m
Thu Aug 28th 2025 Finnair · AY 5367 Depart at 11:50am from Madrid (MAD) Fly for 9h 10m Arrive at 3:00pm in Washington, D.C. (IAD)
Sat Oct 11th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 25m
Sun Oct 12th 2025 TAP Portugal · TP 1941 Depart at 5:55am from Porto (OPO) Fly for 1h 0m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Oct 12th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Aug 16th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 6h 30m
Sun Aug 17th 2025 TAP Portugal · TP 1941 Depart at 6:00am from Porto (OPO) Fly for 0h 55m Arrive at 6:55am in Lisbon (LIS)
Layover in Lisbon for 5h 5m
Sun Aug 17th 2025 TAP Portugal · TP 231 Depart at 12:00pm from Lisbon (LIS) Fly for 8h 20m Arrive at 3:20pm in Washington, D.C. (IAD)
Sat Sep 27th 2025 Ryanair · FR 7676 Depart at 9:50pm from Maastricht (MST) Fly for 2h 40m Arrive at 11:30pm in Porto (OPO)
Layover in Porto for 8h 5m
Sun Sep 28th 2025 Air Europa · UX 1144 Depart at 7:35am from Porto (OPO) Fly for 1h 10m Arrive at 9:45am in Madrid (MAD)
Layover in Madrid for 2h 5m
Sun Sep 28th 2025 Iberia Airlines · IB 361 Depart at 11:50am from Madrid (MAD) Fly for 9h 10m Arrive at 3:00pm in Washington, D.C. (IAD)
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
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
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.
@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍
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! 💪
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.
❝Founded by a remote worker and frequent flyer, who discovered that the best deals come from searching with flexible dates across entire countries or regions. Our streamlined platform strips away the clutter found on typical travel sites, offering a clean interface that focuses solely on finding cost-effective flights. Unlike traditional booking sites, FlightList allows users to search by date ranges and broad destinations, unveiling opportunities that rigid parameters often miss. Our filters let travelers tailor searches to their specific needs, whether they're digital nomads seeking their next adventure or budget-conscious explorers maximizing travel funds. We've made finding cheap flights into a quicker and easier experience, empowering users to discover just how far their budget can take them.❞
Hans Desjarlais, Founder