Flights from London to the United States from £ 351*
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1 Passenger, Economy
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today
today
Find United's best fares from London to the United States
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flight_land
£
London (LHR)to
Newark/New York (EWR)04/02/2026 - 18/02/2026from£ 351Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
San Francisco (SFO)02/03/2026 - 09/03/2026from£ 389Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Los Angeles (LAX)12/03/2026 - 26/03/2026from£ 373Viewed: 4 hours agoRoundtripEconomy
London (LHR)to
Chicago (ORD)21/01/2026 - 04/02/2026from£ 418Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Denver (DEN)18/03/2026 - 22/03/2026from£ 443Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Washington, D.C. (IAD)01/02/2026 - 15/02/2026from£ 414Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Houston (IAH)21/02/2026 - 25/02/2026from£ 594Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Austin (AUS)04/02/2026 - 18/02/2026from£ 496Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Orlando (MCO)14/01/2026 - 18/01/2026from£ 391Viewed: 3 hours agoRoundtripEconomyLondon (LHR)to
Newark/New York (LGA)31/12/2025 - 14/01/2026from£ 378Viewed: 19 hours agoRoundtripEconomy
London (LHR)to
Boston (BOS)22/01/2026 - 26/01/2026from£ 353Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Dallas (DFW)29/01/2026 - 05/02/2026from£ 688Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Las Vegas (LAS)04/02/2026 - 18/02/2026from£ 428Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Miami (MIA)04/02/2026 - 18/02/2026from£ 397Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Sacramento (SMF)04/02/2026 - 11/02/2026from£ 538Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Atlanta (ATL)25/01/2026 - 01/02/2026from£ 436Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
San Diego (SAN)30/01/2026 - 13/02/2026from£ 431Viewed: 3 hours agoRoundtripEconomy
London (LHR)to
Charlotte (CLT)30/01/2026 - 03/02/2026from£ 626Viewed: 4 hours agoRoundtripEconomy
London (LHR)to
Richmond (RIC)04/02/2026 - 08/02/2026from£ 627Viewed: 20 hours agoRoundtripEconomy
London (LHR)to
Tampa (TPA)28/02/2026 - 04/03/2026from£ 396Viewed: 3 hours agoRoundtripEconomy
*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
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£
London (LHR)to
Newark/New York (EWR)
26/08/2026 - 09/09/2026
Roundtrip
Business
from
£ 1,675
Viewed: 18 hours ago
London (LHR)to
San Francisco (SFO)
27/02/2026 - 01/03/2026
Roundtrip
Business
from
£ 4,358
Viewed: 16 hours ago
London (LHR)to
Los Angeles (LAX)
01/04/2026 - 08/04/2026
Roundtrip
Business
from
£ 4,282
Viewed: 10 hours ago
London (LHR)to
Chicago (ORD)
29/03/2026 - 05/04/2026
Roundtrip
Business
from
£ 2,269
Viewed: 1 hour ago
London (LHR)to
Denver (DEN)
02/07/2026 - 16/07/2026
Roundtrip
Business
from
£ 2,918
Viewed: 1 day ago
London (LHR)to
Washington, D.C. (IAD)
25/07/2026 - 05/08/2026
Roundtrip
Business
from
£ 1,985
Viewed: 2 hours ago
London (LHR)to
Houston (IAH)
13/03/2026 - 28/03/2026
Roundtrip
Business
from
£ 2,954
Viewed: 28 minutes ago
London (LHR)to
Newark/New York (LGA)
08/01/2026 - 18/01/2026
Roundtrip
Business
from
£ 4,105
Viewed: 11 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.