Flights from London (LHR) starting at £ 431*
expand_more
1 Passenger, Economy
expand_morePromotion Code
expand_moreexpand_more
today
today
Fly from London and get United's best fares
flight_takeoff
flight_land
£
London (LHR)to
San Francisco (SFO)07/05/2026 - 14/05/2026from£ 457Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Newark/New York (EWR)15/05/2026 - 19/05/2026from£ 431Viewed: 22 hours agoRoundtripEconomy
London (LHR)to
Chicago (ORD)28/10/2026 - 09/11/2026from£ 571Viewed: 10 hours agoRoundtripEconomy
London (LHR)to
Los Angeles (LAX)25/04/2026 - 02/05/2026from£ 450Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Houston (IAH)28/04/2026 - 12/05/2026from£ 866Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Denver (DEN)09/09/2026 - 16/09/2026from£ 630Viewed: 16 hours agoRoundtripEconomy
London (LHR)to
Washington, D.C. (IAD)02/05/2026 - 10/05/2026from£ 450Viewed: 5 hours agoRoundtripEconomy
London (LHR)to
Cleveland (CLE)05/05/2026 - 12/05/2026from£ 809Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Boston (BOS)21/04/2026 - 05/05/2026from£ 497Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Orlando (MCO)30/04/2026 - 04/05/2026from£ 550Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Ontario (ONT)14/04/2026 - 28/04/2026from£ 456Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
San Jose, CR (SJO)17/04/2026 - 25/04/2026from£ 692Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Fort Lauderdale (FLL)22/04/2026 - 06/05/2026from£ 579Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Honolulu (HNL)28/04/2026 - 12/05/2026from£ 1,162Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Sydney (SYD)26/03/2026 - 14/04/2026from£ 2,628Viewed: 15 hours agoRoundtripEconomy
London (LHR)to
San Diego (SAN)21/04/2026 - 28/04/2026from£ 598Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Phoenix (PHX)29/04/2026 - 13/05/2026from£ 733Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Seattle (SEA)22/04/2026 - 06/05/2026from£ 605Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Salt Lake City (SLC)29/04/2026 - 06/05/2026from£ 997Viewed: 18 hours agoRoundtripEconomy
London (LHR)to
Kansas City (MCI)04/05/2026 - 18/05/2026from£ 906Viewed: 18 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.
United popular flights from London (LHR)
flight_takeoff
flight_land
£
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| London (LHR) | San Francisco (SFO) | Roundtrip | Economy | 05/05/2026 - 19/05/2026 | from £ 457 Viewed: 18 hours ago |
| London (LHR) | Newark/New York (EWR) | Roundtrip | Economy | 15/05/2026 - 19/05/2026 | from £ 431 Viewed: 22 hours ago |
| London (LHR) | Chicago (ORD) | Roundtrip | Economy | 28/10/2026 - 09/11/2026 | from £ 571 Viewed: 10 hours ago |
| London (LHR) | Los Angeles (LAX) | Roundtrip | Economy | 25/04/2026 - 02/05/2026 | from £ 450 Viewed: 18 hours ago |
| London (LHR) | Houston (IAH) | Roundtrip | Economy | 04/05/2026 - 11/05/2026 | from £ 866 Viewed: 18 hours ago |
| London (LHR) | Denver (DEN) | Roundtrip | Economy | 09/09/2026 - 16/09/2026 | from £ 630 Viewed: 16 hours ago |
| London (LHR) | Washington, D.C. (IAD) | Roundtrip | Economy | 02/05/2026 - 10/05/2026 | from £ 450 Viewed: 5 hours ago |
| London (LHR) | Cleveland (CLE) | Roundtrip | Economy | 05/05/2026 - 12/05/2026 | from £ 809 Viewed: 18 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.