Flight INFO & United Airlines(UA) flights from Houston to London

Cheapest one-way flight price US$216
Cheapest return ticket price US$930
Cheapest month October
Peak season for travel July
Flight distance 7,808.42 km
Average flight time 9 hours 16 minutes
Popular airline Virgin Atlantic
Frequency ～18/week

Book United Airlines(UA) flights from Houston to London

  • One way
  • Round-trip
      • direct cheapest
        IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Wed, Oct 7|United Airlines
        US$528
        US$804
        34% off
        Search
        34% off
        US$804
        US$528
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Sun, Oct 4|United Airlines
        US$544
        US$804
        32% off
        Search
        32% off
        US$804
        US$544
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Mon, Sep 14|United Airlines
        US$625
        US$804
        22% off
        Search
        22% off
        US$804
        US$625
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Sun, Sep 13|United Airlines
        US$634
        Search
        US$634
      • IAH16:25
        9h 20m
        Nonstop
        LHR07:45
        Houston - London|Wed, Sep 9|United Airlines
        US$635
        Search
        US$635
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Mon, Oct 5|United Airlines
        US$635
        Search
        US$635
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Tue, Oct 6|United Airlines
        US$635
        Search
        US$635
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Tue, Sep 22|United Airlines
        US$635
        Search
        US$635
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Mon, Sep 28|United Airlines
        US$635
        Search
        US$635
      • IAH20:15
        9h 20m
        Nonstop
        LHR11:35
        Houston - London|Sun, Sep 20|United Airlines
        US$635
        Search
        US$635
      • IAH12:15
        12h 40m
        1 stops
        LHR06:55
        Houston - London|Wed, Oct 7|United Airlines
        US$522
        Search
        US$522
      • IAH06:45
        18h
        1 stops
        LHR06:45
        Houston - London|Sun, Oct 4|United Airlines
        US$540
        Search
        US$540
      • IAH07:20
        16h 35m
        1 stops
        LHR05:55
        Houston - London|Mon, Sep 14|United Airlines
        US$619
        Search
        US$619
      • IAH09:57
        13h 58m
        1 stops
        LHR05:55
        Houston - London|Sun, Sep 13|United Airlines
        US$628
        Search
        US$628
      • IAH10:57
        12h 58m
        1 stops
        LHR05:55
        Houston - London|Wed, Sep 9|United Airlines
        US$629
        Search
        US$629
      • IAH07:20
        16h 35m
        1 stops
        LHR05:55
        Houston - London|Tue, Sep 22|United Airlines
        US$629
        Search
        US$629
      • IAH07:21
        16h 34m
        1 stops
        LHR05:55
        Houston - London|Mon, Sep 28|United Airlines
        US$629
        Search
        US$629
      • IAH07:20
        16h 35m
        1 stops
        LHR05:55
        Houston - London|Sun, Sep 20|United Airlines
        US$629
        Search
        US$629
      • IAH16:50
        22h 30m
        1 stops
        LHR21:20
        Houston - London|Sat, Sep 19|United Airlines
        US$629
        Search
        US$629
      • IAH07:21
        16h 34m
        1 stops
        LHR05:55
        Houston - London|Sun, Sep 27|United Airlines
        US$629
        Search
        US$629
      • IAH07:21
        16h 34m
        1 stops
        LHR05:55
        Houston - London|Mon, Oct 5|United Airlines
        US$629
        Search
        US$629
      • IAH10:57
        12h 58m
        1 stops
        LHR05:55
        Houston - London|Mon, Sep 21|United Airlines
        US$629
        Search
        US$629
      • IAH10:57
        12h 58m
        1 stops
        LHR05:55
        Houston - London|Tue, Sep 15|United Airlines
        US$629
        Search
        US$629
      • IAH07:20
        16h 35m
        1 stops
        LHR05:55
        Houston - London|Wed, Sep 23|United Airlines
        US$629
        Search
        US$629
      • IAH07:21
        16h 34m
        1 stops
        LHR05:55
        Houston - London|Tue, Oct 6|United Airlines
        US$629
        Search
        US$629
      • IAH07:21
        16h 34m
        1 stops
        LHR05:55
        Houston - London|Tue, Sep 29|United Airlines
        US$629
        Search
        US$629
      • IAH18:05
        21h 15m
        1 stops
        LHR21:20
        Houston - London|Sat, Sep 12|United Airlines
        US$630
        Search
        US$630
      • IAH07:21
        16h 34m
        1 stops
        LHR05:55
        Houston - London|Wed, Sep 30|United Airlines
        US$630
        Search
        US$630
      • IAH18:05
        21h 15m
        1 stops
        LHR21:20
        Houston - London|Sat, Oct 3|United Airlines
        US$630
        Search
        US$630
      • IAH07:20
        16h 35m
        1 stops
        LHR05:55
        Houston - London|Wed, Sep 16|United Airlines
        US$631
        Search
        US$631
      • HOU13:00
        16h 35m
        Nonstop
        LON14:00
        Houston - London|Mon, Sep 6|Normal Airline
        More cheap flights
        More cheap flights

United Airlines(UA) flights from Houston to London & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA005

    United Airlines

    20:15

    IAH

    9.3h

    Nonstop

    11:35

    LHR

    S M T W T F S
    Search

  2. UA2417

    United Airlines

    12:10

    IAH

    2.7h

    Nonstop

    14:50

    ORD

    S M T W T F S
    Search

  3. UA929

    United Airlines

    19:38

    ORD

    8.0h

    Nonstop

    09:36

    LHR

    S M T W T F S
    Search

  4. UA2366

    United Airlines

    12:10

    IAH

    3.2h

    Nonstop

    16:21

    IAD

    S M T W T F S
    Search

  5. UA918

    United Airlines

    18:35

    IAD

    7.3h

    Nonstop

    06:55

    LHR

    S M T W T F S
    Search

  6. UA1340

    United Airlines

    10:57

    IAH

    3.6h

    Nonstop

    15:36

    EWR

    S M T W T F S
    Search

  7. UA016

    United Airlines

    17:25

    EWR

    7.5h

    Nonstop

    05:55

    LHR

    S M T W T F S
    Search

  8. UA2124

    United Airlines

    09:35

    IAH

    2.7h

    Nonstop

    12:16

    ORD

    S M T W T F S
    Search

  9. UA929

    United Airlines

    19:38

    ORD

    8.0h

    Nonstop

    09:36

    LHR

    S M T W T F S
    Search

  10. UA1617

    United Airlines

    08:40

    IAH

    2.8h

    Nonstop

    11:27

    ORD

    S M T W T F S
    Search

  11. UA929

    United Airlines

    19:38

    ORD

    8.0h

    Nonstop

    09:36

    LHR

    S M T W T F S
    Search

  12. UA1886

    United Airlines

    07:20

    IAH

    3.5h

    Nonstop

    11:53

    EWR

    S M T W T F S
    Search

  13. UA016

    United Airlines

    17:25

    EWR

    7.5h

    Nonstop

    05:55

    LHR

    S M T W T F S
    Search

  14. UA1549

    United Airlines

    07:40

    IAH

    3.0h

    Nonstop

    11:37

    IAD

    S M T W T F S
    Search

  15. UA918

    United Airlines

    18:35

    IAD

    7.3h

    Nonstop

    06:55

    LHR

    S M T W T F S
    Search

  16. UA404

    United Airlines

    18:05

    IAH

    3.6h

    Nonstop

    22:43

    EWR

    S M T W T F S
    Search

  17. UA122

    United Airlines

    09:30

    EWR

    6.8h

    Nonstop

    21:20

    LHR

    S M T W T F S
    Search

  18. UA313

    United Airlines

    18:16

    IAH

    3.3h

    Nonstop

    22:36

    YYZ

    S M T W T F S
    Search

  19. UA8384

    United Airlines

    21:35

    YYZ

    7.0h

    Nonstop

    09:35

    LHR

    S M T W T F S
    Search
Show less

United Airlines(UA) flights from Houston to London Flight Booking FAQ

  • Which airlines offer direct flights from Houston to London?

    At the moment, you can catch a nonstop flight from Houston to London with the following airlines, including: British Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

  • How long is a flight from Houston to London?

    It takes about 9 hours 16 minutes to fly from Houston to London.

  • When is the best time to book flights from Houston to London?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

  • How many flights are there per week from Houston to London?

    Based on Trip.com data in the past 4 weeks, there is 22 flight per week flying from Houston to London. You can check the weekly schedule for popular airlines on this route below: Air Canada: S/M/T/W/T/F/S -- AC3859 (20:52)

  • When are flight tickets from Houston (HOU) to London (LON) the cheapest?

    The cheapest months to fly from Houston to London is October, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Houston to London on?

    After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Houston to London on September 30, 2026 with Frontier Airlines, with prices starting at US$244.

  • Which airports fly into London from Houston?

    You can land at any one of the following hubs in London: London City Airport (LCY), London Gatwick Airport (LGW), Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), and London Stansted Airport (STN). Flying from George Bush Intercontinental Airport to Heathrow Airport (IAH-LHR) is by far the most common option on this route.

  • Is there any time difference between Houston and London?

    The time difference between London and Houston is 6h.

  • How do I change or cancel my ticket from Houston to London?

    Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.