￥38,996 Cheap Flights from San Francisco (SFO) to London (LHR)

View ￥38,996 flight on Tue, Mar 3, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Heathrow Airport (LHR)

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Cheap Flights from San Francisco to London (SFO-LHR)

Prices were available within the past 7 days and start at ￥38,996 for one-way flights and ￥88,810 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sun, Mar 1 - Tue, Mar 17
SFO
San Francisco
LHR
London
￥88,810 Roundtrip, found 5 days ago
￥88,810
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Sun, Mar 1 from San Francisco to London, returning Tue, Mar 17, priced at ￥88,810 found 5 days ago
Scandinavian Airlines
Fri, Feb 20 - Thu, Feb 26
SFO
San Francisco
LHR
London
￥89,480 Roundtrip, found 2 days ago
￥89,480
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Fri, Feb 20 from San Francisco to London, returning Thu, Feb 26, priced at ￥89,480 found 2 days ago
Delta
Mon, Nov 10 - Tue, Nov 25
SFO
San Francisco
LHR
London
￥89,710 Roundtrip, found 1 day ago
￥89,710
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 10 from San Francisco to London, returning Tue, Nov 25, priced at ￥89,710 found 1 day ago
American Airlines
Mon, Nov 10 - Tue, Nov 25
SFO
San Francisco
LHR
London
￥89,710 Roundtrip, found 1 day ago
￥89,710
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Nov 10 from San Francisco to London, returning Tue, Nov 25, priced at ￥89,710 found 1 day ago
British Airways
Tue, Nov 25 - Tue, Dec 9
SFO
San Francisco
LHR
London
￥92,270 Roundtrip, found 2 days ago
￥92,270
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Nov 25 from San Francisco to London, returning Tue, Dec 9, priced at ￥92,270 found 2 days ago
United
Sun, Nov 9 - Tue, Nov 25
SFO
San Francisco
LHR
London
￥92,570 Roundtrip, found 4 days ago
￥92,570
Roundtrip
found 4 days ago
Select United flight, departing Sun, Nov 9 from San Francisco to London, returning Tue, Nov 25, priced at ￥92,570 found 4 days ago
Air Canada
Sun, Nov 9 - Tue, Nov 25
SFO
San Francisco
LHR
London
￥92,740 Roundtrip, found 4 days ago
￥92,740
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Nov 9 from San Francisco to London, returning Tue, Nov 25, priced at ￥92,740 found 4 days ago
Lufthansa
Mon, Nov 10 - Tue, Nov 25
SFO
San Francisco
LHR
London
￥93,870 Roundtrip, found 1 day ago
￥93,870
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Mon, Nov 10 from San Francisco to London, returning Tue, Nov 25, priced at ￥93,870 found 1 day ago
Swiss International Air Lines
Mon, Nov 10 - Tue, Nov 25
SFO
San Francisco
LHR
London
￥94,390 Roundtrip, found 1 day ago
￥94,390
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, Nov 10 from San Francisco to London, returning Tue, Nov 25, priced at ￥94,390 found 1 day ago
KLM
Wed, Mar 4 - Tue, Mar 10
SFO
San Francisco
LHR
London
￥98,960 Roundtrip, found 2 days ago
￥98,960
Roundtrip
found 2 days ago
Select KLM flight, departing Wed, Mar 4 from San Francisco to London, returning Tue, Mar 10, priced at ￥98,960 found 2 days ago

Find the cheapest month to fly from San Francisco (SFO) to London (LHR)

January is typically the cheapest month to fly

From ￥66,210 - ￥140,570 per traveler.

Frequently asked questions

How much is a flight from San Francisco Airport to London Heathrow?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey between San Francisco Airport and LHR was ￥88,810. Cheap fares don't hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Airport to LHR?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from SFO to London Heathrow that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Francisco Intl. Airport (SFO) to London Heathrow flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from San Francisco Intl. Airport (SFO) to Heathrow Airport?
From SFO to London Heathrow, you'll be in the air for about 10 hours and 18 minutes. If you've been wanting to get stuck into that long novel, now's a terrific time to do it.
How far is the flight from San Francisco Airport to LHR?
San Francisco to Hounslow is around 8,600 kilometers, so be prepared to spend quite a while in the air. Make sure you pack all the essentials, from your headphones to your hoodie. Take some snacks to munch on throughout your flight too.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Heathrow Airport (LHR)?
United Airlines (UA) is a top choice. It offers 86 flights from SFO to Heathrow Airport each month. Virgin Atlantic (VS) is also worth checking out. It operates 60 flights every month. Between these two airlines, you'll be able to find a good deal from San Francisco to Hounslow.
Are San Francisco Airport to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so it's no sure thing. While last-minute deals between San Francisco Airport and London Heathrow are of course possible, it's also a good idea to keep track of prices well before you fly. In fact, some air carriers release their prices up to 12 months before the departure date. Expedia is constantly updating the best bargains around, so check back often and be ready to pounce when the price is low.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United, WestJet
Roundtrip price
￥88,810
Distance
8567 km
Average flight time
18 hours 28 mins

Book with confidence

San Francisco to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from San Francisco to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SFO to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind San Francisco for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

San Francisco to London Flights

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￥92,940
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