Flights from United Kingdom to the United States from £ 365*
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1 Passenger, Economy
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today
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Best prices for United flights from United Kingdom to United States
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*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.
Best business class fares from United Kingdom to the United States
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London (LHR)to
San Francisco (SFO)
06/10/2026 - 19/10/2026
Roundtrip
Business
from
£ 2,923
Viewed: 8 hours ago
London (LHR)to
Newark/New York (EWR)
17/10/2026 - 28/10/2026
Roundtrip
Business
from
£ 1,800
Viewed: 23 hours ago
London (LHR)to
Los Angeles (LAX)
03/08/2026 - 23/08/2026
Roundtrip
Business
from
£ 2,605
Viewed: 12 hours ago
London (LHR)to
Washington, D.C. (IAD)
14/07/2026 - 25/07/2026
Roundtrip
Business
from
£ 2,188
Viewed: 11 hours ago
London (LHR)to
Chicago (ORD)
10/07/2026 - 20/07/2026
Roundtrip
Business
from
£ 2,388
Viewed: 4 hours ago
London (LHR)to
Denver (DEN)
05/09/2026 - 19/09/2026
Roundtrip
Business
from
£ 3,192
Viewed: 2 hours ago
London (LHR)to
Houston (IAH)
23/05/2026 - 30/05/2026
Roundtrip
Business
from
£ 3,683
Viewed: 7 hours ago
Edinburgh (EDI)to
Newark/New York (EWR)
18/10/2026 - 26/10/2026
Roundtrip
Business
from
£ 1,817
Viewed: 4 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.