Flights from London to the United States from $ 696*

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Changed bag rules and optional services         Cruise Packages

Find United's best fares from London to the United States

$
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  • London (LHR)to

    Washington, D.C. (IAD)
    06/01/26 - 06/30/26
    from
    $ 697
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Denver (DEN)
    06/02/26 - 06/22/26
    from
    $ 999
    Viewed: 11 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Houston (IAH)
    09/19/26 - 10/09/26
    from
    $ 1,279
    Viewed: 2 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Honolulu (HNL)
    05/29/26 - 06/03/26
    from
    $ 1,802
    Viewed: 1 day ago
    Roundtrip
    Economy

  • London (LHR)to

    Cleveland (CLE)
    05/11/26 - 05/15/26
    from
    $ 2,209
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Phoenix (PHX)
    05/06/26 - 05/08/26
    from
    $ 3,758
    Viewed: 23 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Boston (BOS)
    09/04/26 - 09/09/26
    from
    $ 738
    Viewed: 1 minutes ago
    Roundtrip
    Economy

    London (LHR)to

    Miami (MIA)
    06/05/26 - 06/07/26
    from
    $ 913
    Viewed: 18 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Nashville (BNA)
    09/02/26 - 09/02/26
    from
    $ 5,005
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Buffalo (BUF)
    10/11/26 - 10/16/26
    from
    $ 2,321
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Philadelphia (PHL)
    05/29/26 - 08/27/26
    from
    $ 1,169
    Viewed: 23 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Baltimore (BWI)
    07/07/26 - 09/01/26
    from
    $ 813
    Viewed: 1 day ago
    Roundtrip
    Economy

  • London (LHR)to

    Boise (BOI)
    06/26/26 - 06/27/26
    from
    $ 3,597
    Viewed: 1 day ago
    Roundtrip
    Economy

    London (LHR)to

    Syracuse (SYR)
    07/08/26 - 07/30/26
    from
    $ 1,072
    Viewed: 23 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Cincinnati (CVG)
    05/23/26 - 05/27/26
    from
    $ 1,132
    Viewed: 22 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Sioux Falls (FSD)
    05/17/26 - 05/22/26
    from
    $ 2,414
    Viewed: 22 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.

Business class flights from London to the United States

$

London (LHR)to

Los Angeles (LAX)
07/01/26 - 07/05/26

Roundtrip

Business

from
$ 5,207
Viewed: 1 day ago

London (LHR)to

Newark/New York (EWR)
11/25/26 - 11/30/26

Roundtrip

Business

from
$ 3,463
Viewed: 7 hours ago

London (LHR)to

San Francisco (SFO)
03/20/27 - 03/30/27

Roundtrip

Business

from
$ 4,818
Viewed: 5 hours ago

London (LHR)to

Washington, D.C. (IAD)
07/15/26 - 08/09/26

Roundtrip

Business

from
$ 5,414
Viewed: 1 day ago

London (LHR)to

Denver (DEN)
11/19/26 - 11/24/26

Roundtrip

Business

from
$ 3,811
Viewed: 1 day ago

London (LHR)to

Houston (IAH)
11/28/26 - 12/13/26

Roundtrip

Business

from
$ 5,280
Viewed: 23 hours ago

London (LHR)to

Chicago (ORD)
08/26/26 - 08/31/26

Roundtrip

Business

from
$ 4,854
Viewed: 6 hours ago

London (LHR)to

Honolulu (HNL)
05/29/26 - 06/03/26

Roundtrip

Business

from
$ 7,789
Viewed: 1 day 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.