Flights from Washington, D.C. to the United Kingdom from $ 576*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Find United's best fares from Washington, D.C. to the United Kingdom

$
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  • Washington, D.C. (IAD)to

    Manchester (MAN)
    02/17/26 - 03/03/26
    from
    $ 604
    Viewed: 3 minutes ago
    Roundtrip
    Economy

    Washington, D.C. (IAD)to

    Birmingham (BHX)
    03/10/26 - 03/17/26
    from
    $ 636
    Viewed: 3 minutes ago
    Roundtrip
    Economy

    Washington, D.C. (DCA)to

    Edinburgh (EDI)
    03/24/26 - 03/31/26
    from
    $ 768
    Viewed: 10 hours ago
    Roundtrip
    Economy

    Washington, D.C. (DCA)to

    Glasgow (GLA)
    03/10/26 - 03/17/26
    from
    $ 659
    Viewed: 5 hours ago
    Roundtrip
    Economy

  • Washington, D.C. (DCA)to

    Manchester (MAN)
    02/10/26 - 02/24/26
    from
    $ 629
    Viewed: 5 hours ago
    Roundtrip
    Economy

    Washington, D.C. (DCA)to

    Birmingham (BHX)
    02/03/26 - 02/10/26
    from
    $ 654
    Viewed: 23 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 Washington, D.C. to the United Kingdom

$

Washington, D.C. (IAD)to

London (LHR)
03/11/26 - 03/24/26

Roundtrip

Business

from
$ 3,347
Viewed: 1 day ago

Washington, D.C. (IAD)to

Edinburgh (EDI)
07/22/26 - 08/05/26

Roundtrip

Business

from
$ 5,440
Viewed: 1 day ago

Washington, D.C. (DCA)to

London (LHR)
04/21/26 - 05/14/26

Roundtrip

Business

from
$ 3,418
Viewed: 1 day ago

Washington, D.C. (IAD)to

Glasgow (GLA)
04/07/26 - 04/15/26

Roundtrip

Business

from
$ 5,324
Viewed: 1 day ago

Washington, D.C. (IAD)to

Manchester (MAN)
02/17/26 - 02/24/26

Roundtrip

Business

from
$ 4,087
Viewed: 1 day ago

Washington, D.C. (IAD)to

Birmingham (BHX)
03/11/26 - 03/18/26

Roundtrip

Business

from
$ 3,901
Viewed: 5 hours ago

Washington, D.C. (DCA)to

Edinburgh (EDI)
09/01/26 - 09/09/26

Roundtrip

Business

from
$ 6,042
Viewed: 9 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.