Flights from London (LHR) starting at £ 351*
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1 Passenger, Economy
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today
today
Fly from London and get United's best fares
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London (LHR)to
San Francisco (SFO)02/02/2026 - 16/02/2026from£ 389Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Los Angeles (LAX)29/01/2026 - 02/02/2026from£ 373Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Newark/New York (EWR)28/01/2026 - 03/02/2026from£ 351Viewed: 22 hours agoRoundtripEconomy
London (LHR)to
Denver (DEN)23/01/2026 - 06/02/2026from£ 444Viewed: 20 hours agoRoundtripEconomy
London (LHR)to
Washington, D.C. (IAD)24/01/2026 - 30/01/2026from£ 414Viewed: 20 hours agoRoundtripEconomy
London (LHR)to
Chicago (ORD)15/01/2026 - 26/01/2026from£ 418Viewed: 1 day agoRoundtripEconomy
London (LHR)to
Houston (IAH)21/02/2026 - 28/02/2026from£ 595Viewed: 21 hours agoRoundtripEconomy
London (LHR)to
San Jose, CR (SJO)24/02/2026 - 10/03/2026from£ 619Viewed: 7 hours agoRoundtripEconomyLondon (LHR)to
Newark/New York (LGA)31/12/2025 - 14/01/2026from£ 378Viewed: 39 minutes agoRoundtripEconomy
London (LHR)to
Boston (BOS)03/03/2026 - 17/03/2026from£ 353Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Orlando (MCO)04/02/2026 - 11/02/2026from£ 392Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Phoenix (PHX)04/02/2026 - 11/02/2026from£ 560Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Miami (MIA)02/03/2026 - 09/03/2026from£ 397Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Las Vegas (LAS)04/02/2026 - 18/02/2026from£ 429Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Sacramento (SMF)04/02/2026 - 18/02/2026from£ 538Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
San Diego (SAN)28/01/2026 - 01/02/2026from£ 432Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Toronto (YYZ)26/02/2026 - 02/03/2026from£ 386Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Tampa (TPA)09/03/2026 - 16/03/2026from£ 397Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Dallas (DFW)26/02/2026 - 02/03/2026from£ 689Viewed: 7 hours agoRoundtripEconomy
London (LHR)to
Seattle (SEA)04/03/2026 - 08/03/2026from£ 387Viewed: 7 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)
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| London (LHR) | San Francisco (SFO) | Roundtrip | Economy | 03/03/2026 - 17/03/2026 | from £ 389 Viewed: 7 hours ago |
| London (LHR) | Los Angeles (LAX) | Roundtrip | Economy | 29/01/2026 - 02/02/2026 | from £ 373 Viewed: 7 hours ago |
| London (LHR) | Newark/New York (EWR) | Roundtrip | Economy | 28/01/2026 - 03/02/2026 | from £ 351 Viewed: 22 hours ago |
| London (LHR) | Denver (DEN) | Roundtrip | Economy | 28/01/2026 - 11/02/2026 | from £ 444 Viewed: 20 hours ago |
| London (LHR) | Washington, D.C. (IAD) | Roundtrip | Economy | 24/01/2026 - 30/01/2026 | from £ 414 Viewed: 20 hours ago |
| London (LHR) | Chicago (ORD) | Roundtrip | Economy | 15/01/2026 - 26/01/2026 | from £ 418 Viewed: 1 day ago |
| London (LHR) | Houston (IAH) | Roundtrip | Economy | 21/02/2026 - 28/02/2026 | from £ 595 Viewed: 21 hours ago |
| London (LHR) | San Jose, CR (SJO) | Roundtrip | Economy | 24/02/2026 - 10/03/2026 | from £ 619 Viewed: 7 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.