Flights from London (LHR) starting at $ 555*

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Fly from London and get United's best fares

$
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  • London (LHR)to

    Denver (DEN)
    02/09/26 - 02/16/26
    from
    $ 722
    Viewed: 16 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Houston (IAH)
    01/25/26 - 02/01/26
    from
    $ 1,123
    Viewed: 1 hour ago
    Roundtrip
    Economy

    London (LHR)to

    Washington, D.C. (IAD)
    01/30/26 - 04/18/26
    from
    $ 952
    Viewed: 22 minutes ago
    Roundtrip
    Economy

    London (LHR)to

    Portland, OR (PDX)
    03/29/26 - 04/05/26
    from
    $ 1,570
    Viewed: 8 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Dallas (DFW)
    12/16/25 - 01/12/26
    from
    $ 1,533
    Viewed: 1 hour ago
    Roundtrip
    Economy

    London (LHR)to

    Las Vegas (LAS)
    02/24/26 - 03/01/26
    from
    $ 888
    Viewed: 1 hour ago
    Roundtrip
    Economy

    London (LHR)to

    Auckland (AKL)
    01/03/26 - 01/17/26
    from
    $ 2,647
    Viewed: 5 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Toronto (YYZ)
    12/10/25 - 03/11/26
    from
    $ 617
    Viewed: 3 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    San Diego (SAN)
    01/19/26 - 01/22/26
    from
    $ 1,846
    Viewed: 3 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Raleigh (RDU)
    12/20/25 - 01/03/26
    from
    $ 2,041
    Viewed: 2 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Saint Louis (STL)
    07/28/26 - 08/07/26
    from
    $ 1,884
    Viewed: 16 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Cancun (CUN)
    12/24/25 - 12/31/25
    from
    $ 1,008
    Viewed: 8 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Cleveland (CLE)
    12/24/25 - 01/07/26
    from
    $ 1,120
    Viewed: 10 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Salt Lake City (SLC)
    12/08/25 - 12/12/25
    from
    $ 2,165
    Viewed: 7 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Knoxville (TYS)
    12/26/25 - 12/31/25
    from
    $ 1,378
    Viewed: 17 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Norfolk (ORF)
    02/07/26 - 02/21/26
    from
    $ 1,037
    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		03/18/26 - 05/06/26

from

$ 555

Viewed: 2 hours ago

London (LHR)San Francisco (SFO)Roundtrip
|
Economy		01/16/26 - 01/19/26

from

$ 656

Viewed: 16 hours ago

London (LHR)Los Angeles (LAX)Roundtrip
|
Economy		02/24/26 - 03/01/26

from

$ 657

Viewed: 13 hours ago

London (LHR)Chicago (ORD)Roundtrip
|
Economy		02/06/26 - 02/08/26

from

$ 729

Viewed: 1 hour ago

London (LHR)Denver (DEN)Roundtrip
|
Economy		02/09/26 - 02/16/26

from

$ 722

Viewed: 16 hours ago

London (LHR)Houston (IAH)Roundtrip
|
Economy		01/25/26 - 02/01/26

from

$ 1,123

Viewed: 1 hour ago

London (LHR)Washington, D.C. (IAD)Roundtrip
|
Economy		01/30/26 - 04/18/26

from

$ 952

Viewed: 22 minutes ago

London (LHR)Portland, OR (PDX)Roundtrip
|
Economy		03/29/26 - 04/05/26

from

$ 1,570

Viewed: 8 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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