Flights from London to San Francisco
Fares, airlines, flight time and both airports for LHR–SFO.
Route snapshot: London to San Francisco
London (LHR) to San Francisco (SFO) is 8,616 km, about 11h 16m flying nonstop. Airlines with flights or nonstop fares on this route include American Airlines, United Airlines and Virgin Atlantic. The lowest one-way fare seen recently was $462 with American Airlines (nonstop), departing 20 Nov 2026 — as of 11 Sept 2026.
Check fares, see which airlines fly this route, and sort out airports, visas, and what to do at the destination — all before you book.
When you land in San Francisco
Sort the airport transfer and pick a few things to do so you hit the ground running.
Getting out of San Francisco (SFO)
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Pre-book a fixed-price transfer
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Tours, tickets & day trips
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Compare live fares from London to San Francisco across 750+ airlines.
Find hotels in San Francisco
Hotels, hostels & more · Trip.com
Why travelers watch this route
Fares seen
The lowest one-way fare seen was $462 with American Airlines (nonstop), departing 20 Nov 2026; with connections it dropped to $450. Checked 11 Sept 2026 — fares move daily.
Seasonality
San Francisco has year-round travel demand, so fare differences often depend more on booking window and airline competition than on one single peak season.
Who flies it
Airlines with flights or nonstop fares here include American Airlines, United Airlines and Virgin Atlantic. More carriers may sell it with a connection.
Airlines flying London to San Francisco
Carriers on LHR–SFO according to our route data and nonstop fares seen as of 11 Sept 2026. Not a complete list.
London–San Francisco route intelligence
Updated analysis of the LHR–SFO corridor — distance, timing, and connecting options.
Route profile
London (LHR) to San Francisco (SFO) is a ultra-long-haul corridor spanning approximately 8,615 km, with typical block time around 11h.
Best time to book
Ultra-long-haul corridors reward early planners — fares are softest 12-16 weeks before departure. Premium-cabin awards open ~330 days out.
Connecting hubs to compare
If a nonstop on the LHR–SFO corridor is sold out or overpriced, one-stop itineraries through London (LHR), Reykjavik (KEF), Dublin (DUB) are typically the strongest alternatives — often 20-40% cheaper than nonstop, with 3-12 hours added to total journey time.
Visa & arrival
Passport-validity and visa requirements differ between UK and — most arriving travellers need at least six months of remaining passport validity. Check AirConnect's visa checker for your nationality before booking, especially if you plan to connect through a third country en route.
Direct & Connecting Flights
Nonstop flights link London (LHR) and San Francisco (SFO), taking about 11h 16m. Connecting itineraries can be cheaper but take longer.
Fares & Price Guide
The lowest one-way fare seen on LHR–SFO was $462 USD (nonstop) as of 11 Sept 2026. Set a fare alert to be told when it drops.
About San Francisco
Flights arrive at San Francisco International Airport (SFO). See the destination guide for hotels, visa requirements and travel tips.
Plan this route beyond the fare
Use the wider AirConnect network to move from a route check into airports, airlines, visa, and trip planning.
Search LHR → SFO
See current London to San Francisco fares on Trip.com.
Airport Guides
Check terminals, transport and arrival details for LHR and SFO.
Airline Route Maps
Explore the networks of airlines flying from London and San Francisco.
San Francisco Planning
Turn this flight route into a full trip with destination, hotel and activity planning.
Price Alerts
Track fare drops on LHR–SFO and related city pairs.
Visa Guides
Check entry rules before booking flights from UK to San Francisco.
Explore related route clusters
These hubs help search engines and travelers understand where this corridor sits in the wider route graph.
Deals on London → San Francisco
Limited-time offers — grab them before they're gone
Frequently asked questions — London to San Francisco flights
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