Cheap Flights from Houston to London (IAH to LHR)

Discover more affordable routes and cheaper dates from Houston to London (IAH to LHR) within a date range.

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US$2433

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 United Airlines · UA 5 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 United Airlines · UA 879 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2433

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 United Airlines · UA 5 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 United Airlines · UA 4 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2433

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 United Airlines · UA 880 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 United Airlines · UA 879 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2433

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 United Airlines · UA 880 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 United Airlines · UA 4 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2811

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7810 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7809 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2811

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7814 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7813 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2811

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7810 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7813 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2843

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Brussels Airlines · SN 9082 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7809 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2847

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7620 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7621 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2847

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7622 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7623 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2847

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7620 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Lufthansa · LH 7623 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2847

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7622 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7621 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7620 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9080 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7622 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9080 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Brussels Airlines · SN 9082 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7623 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2849

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7620 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7809 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2849

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7622 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7813 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7620 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7813 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7622 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9078 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2849

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Brussels Airlines · SN 9079 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Lufthansa · LH 7623 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2849

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7620 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9078 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2849

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Brussels Airlines · SN 9079 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7621 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Brussels Airlines · SN 9082 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7621 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2849

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Lufthansa · LH 7622 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7809 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2869

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7814 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7621 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2869

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7814 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9078 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2869

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7810 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9078 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2869

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7814 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9080 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2869

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

10:00am - 2:15pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7814 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Lufthansa · LH 7623 Depart at 10:00am from London (LHR) Fly for 10h 15m Arrive at 2:15pm in Houston (IAH)

Book Flight
US$2869

4:20pm - 7:40am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Brussels Airlines · SN 9082 Depart at 4:20pm from Houston (IAH) Fly for 9h 20m Arrive at 7:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Austrian Airlines · OS 7813 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$2869

8:15pm - 11:35am
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

1:40pm - 5:55pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Austrian Airlines · OS 7810 Depart at 8:15pm from Houston (IAH) Fly for 9h 20m Arrive at 11:35am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Brussels Airlines · SN 9080 Depart at 1:40pm from London (LHR) Fly for 10h 15m Arrive at 5:55pm in Houston (IAH)

Book Flight
US$3517

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 194 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 British Airways · BA 195 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$3557

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 194 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 British Airways · BA 197 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$3651

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 196 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 British Airways · BA 195 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$3691

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 196 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 British Airways · BA 197 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$5128

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Finnair · AY 5494 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 British Airways · BA 195 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$5168

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Finnair · AY 5494 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 British Airways · BA 197 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$5620

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Finnair · AY 5494 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Finnair · AY 5495 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$5895

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Aer Lingus · EI 8896 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Aer Lingus · EI 8895 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$5914

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Aer Lingus · EI 8894 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Aer Lingus · EI 8895 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$5915

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Finnair · AY 5496 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Finnair · AY 5495 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$5915

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Finnair · AY 5494 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Finnair · AY 5497 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$6169

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Aer Lingus · EI 8894 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Aer Lingus · EI 8897 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$6169

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Aer Lingus · EI 8896 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Aer Lingus · EI 8897 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$6171

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 Finnair · AY 5496 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Finnair · AY 5497 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$8252

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 194 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Finnair · AY 5495 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$8252

3:30pm - 6:40am
Thu Jul 3rd 2025

9h 10m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 194 Depart at 3:30pm from Houston (IAH) Fly for 9h 10m Arrive at 6:40am in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Finnair · AY 5497 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight
US$8386

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

9:25am - 1:40pm
Tue Jul 8th 2025

10h 15m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 196 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 3 nights

Tue Jul 8th 2025 Finnair · AY 5495 Depart at 9:25am from London (LHR) Fly for 10h 15m Arrive at 1:40pm in Houston (IAH)

Book Flight
US$8386

9:00pm - 12:20pm
Thu Jul 3rd 2025

9h 20m
Houston (IAH) → London (LHR)

Direct

2:50pm - 7:15pm
Tue Jul 8th 2025

10h 25m
London (LHR) → Houston (IAH)

Direct

Thu Jul 3rd 2025 British Airways · BA 196 Depart at 9:00pm from Houston (IAH) Fly for 9h 20m Arrive at 12:20pm in London (LHR)

Stay in London for 4 nights

Tue Jul 8th 2025 Finnair · AY 5497 Depart at 2:50pm from London (LHR) Fly for 10h 25m Arrive at 7:15pm in Houston (IAH)

Book Flight

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. It's designed for remote workers, backpackers, and people living abroad.

Read Sonaa's 7 Amazing Skyscanner Alternatives for Booking Travel

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! 💪

Read Josh's Ultimate Guide To Find Cheap One Way Flights

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.

Read Wesley's My Best Cheap Flight Hacks (Why Pay More?)

Cheap Flights from Houston to London (IAH to LHR)

Sarah Belizaire

John Ford

Roaming Sonaa

ANDY TRAVELS

Travel With Bender

Wesley Mergard

Latest Cheap Flight Searches

FlightList Blog

Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights

Why I Built FlightList & Solved My Own Problem

About FlightList