Flights from London (LHR) starting at $ 450*

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Fly from London and get United's best fares

$
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  • London (LHR)to

    Denver (DEN)
    01/08/26 - 04/01/26
    from
    $ 691
    Viewed: 51 minutes ago
    Roundtrip
    Economy

    London (LHR)to

    Washington, D.C. (IAD)
    02/20/26 - 03/02/26
    from
    $ 535
    Viewed: 1 hour ago
    Roundtrip
    Economy

    London (LHR)to

    Houston (IAH)
    01/21/26 - 01/25/26
    from
    $ 781
    Viewed: 32 minutes ago
    Roundtrip
    Economy

    London (LHR)to

    Boston (BOS)
    06/15/26 - 06/22/26
    from
    $ 748
    Viewed: 21 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Dallas (DFW)
    05/19/26 - 05/29/26
    from
    $ 1,067
    Viewed: 12 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Orlando (MCO)
    02/02/26 - 02/26/26
    from
    $ 510
    Viewed: 3 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Las Vegas (LAS)
    11/04/26 - 11/12/26
    from
    $ 593
    Viewed: 22 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Miami (MIA)
    01/30/26 - 02/07/26
    from
    $ 539
    Viewed: 20 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Austin (AUS)
    08/12/26 - 08/25/26
    from
    $ 1,237
    Viewed: 8 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Portland, OR (PDX)
    03/29/26 - 04/05/26
    from
    $ 1,401
    Viewed: 40 minutes ago
    Roundtrip
    Economy

    London (LHR)to

    Cleveland (CLE)
    01/11/26 - 01/18/26
    from
    $ 859
    Viewed: 4 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Cincinnati (CVG)
    01/19/26 - 01/22/26
    from
    $ 2,009
    Viewed: 3 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Panama City (PTY)
    02/20/26 - 03/06/26
    from
    $ 1,021
    Viewed: 19 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Sao Paulo (GRU)
    02/27/26 - 03/01/26
    from
    $ 1,373
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Colorado Springs (COS)
    06/15/26 - 06/22/26
    from
    $ 1,174
    Viewed: 6 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Saint Louis (STL)
    01/23/26 - 02/01/26
    from
    $ 603
    Viewed: 5 hours ago
    Roundtrip
    Economy

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

United popular flights from London (LHR)

$
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United popular flights from London (LHR)
From
To
Fare Type
Dates
Price
London (LHR)Newark/New York (EWR)Roundtrip
|
Economy		01/22/26 - 01/27/26

from

$ 450

Viewed: 4 hours ago

London (LHR)San Francisco (SFO)Roundtrip
|
Economy		05/05/26 - 05/12/26

from

$ 523

Viewed: 8 hours ago

London (LHR)Los Angeles (LAX)Roundtrip
|
Economy		01/30/26 - 02/09/26

from

$ 480

Viewed: 7 hours ago

London (LHR)Chicago (ORD)Roundtrip
|
Economy		09/18/26 - 09/30/26

from

$ 562

Viewed: 8 hours ago

London (LHR)Denver (DEN)Roundtrip
|
Economy		01/08/26 - 04/01/26

from

$ 691

Viewed: 51 minutes ago

London (LHR)Washington, D.C. (IAD)Roundtrip
|
Economy		02/20/26 - 03/02/26

from

$ 535

Viewed: 1 hour ago

London (LHR)Houston (IAH)Roundtrip
|
Economy		01/21/26 - 01/25/26

from

$ 781

Viewed: 32 minutes ago

London (LHR)Boston (BOS)Roundtrip
|
Economy		06/15/26 - 06/22/26

from

$ 748

Viewed: 21 hours ago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

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