Economy fares · SFO to LON
Our last fare check on this route was Oct 16, 2026, so its prices may have changed. Search below for today's fares.
Photo of San Francisco, where this route departs: Downtown San Francisco skyline with the Transamerica Pyramid. Frank Schulenburg, CC BY-SA 4.0, via Wikimedia Commons, cropped; the crop is shared under the same licence.
Distance
5,354 mi
SFO to LHR, straight line
Nonstop
Seen
in our Oct 16 check
Airlines seen
3
AC, TP, UA
Fare checks
2
since Sep 25, 2026, latest Oct 16
Flying from San Francisco to London involves comparing options from carriers like Air Canada, American Airlines and United Airlines. Reviewing nonstop and connecting routes before booking helps you understand how different flight times affect the live fares shown above.
From 10 real fares found in our latest check. Prices are per person and can change.
10 real fares from our latest check, cheapest first. Prices are per person and can change until ticketed.
TP
1 stop · 15h 10m · Mon, Nov 30
TP
1 stop · 16h 55m · Mon, Nov 30
TP
1 stop · 21h · Mon, Nov 30
TP
1 stop · 22h 5m · Mon, Nov 30
TP
1 stop · 33h 15m · Mon, Nov 30
Flights on this route are operated by Air Canada, American Airlines and United Airlines. You can fly nonstop to London, which typically takes between 10 hours and 25 minutes and 10 hours and 35 minutes. If you choose a connecting flight, the journey length will increase, with some one-stop routes taking 14 hours and 20 minutes.
Fares on this route shift as the year progresses. Based on recent data, pricing tends to be lowest toward the end of the year, dipping through November and December before rising again in January. You can check the live fares shown above to see how current pricing changes across different travel months.
Flexibility with your departure and return dates is a practical way to manage costs. Comparing nonstop flights against itineraries with one stop can also reveal differences in current pricing. Booking well in advance often provides a wider range of fare options, allowing you to choose a flight that matches your travel budget.
Nonstop options were found for this route, offering a direct flight time of around 10 hours and 25 minutes to 10 hours and 35 minutes. Connecting flights are also available and will extend your total travel time. For example, a flight with one stop can take 14 hours and 20 minutes from departure to arrival.
ASAirspace provides a live fare search with no hidden booking fees. You can compare the options yourself or speak to one of our advisors on the phone if you want help navigating the flight schedules. We focus on showing you the available routes so you can make an informed choice.
Current data shows flights operated by Air Canada, American Airlines and United Airlines.
Nonstop flights take between 10 hours and 25 minutes and 10 hours and 35 minutes. Connecting flights with one stop can take 14 hours and 20 minutes.
Yes, nonstop options are available on this route. You can check the live fares above to see which carriers currently offer direct schedules.
Fares tend to decrease towards the end of the year, particularly in November and December, before increasing in January. Review the current pricing on this page to track specific patterns.
Booking early gives you more time to compare schedules and current pricing. Check the live fares shown above to monitor how prices change leading up to your departure date.
ASAirspace caters to budget-conscious travelers comparing standard fares. We do not detail premium cabin products, focusing instead on helping you find practical economy pricing for your trip.
Baggage rules vary heavily by carrier and ticket type. Always check the airline's baggage allowance before booking to avoid unexpected fees at the airport.
Comparing both one-way and return options can help you find the right schedule for your trip. Review the live fares shown above to see how different ticketing structures affect current pricing.
Our live data currently highlights standard options from Air Canada, American Airlines and United Airlines. We focus exclusively on standard fares for price-conscious travelers rather than premium cabin products from other carriers.
We focus on comparing standard economy flights to help you manage your travel budget. Currently, our data shows routes operated by Air Canada, American Airlines and United Airlines.
