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

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Flight deals we found

These prices are lower than our typical predictions for similar flights.
80% less than typical
US$613
Roundtrip per traveler
Saturday, 25 May - Sunday, 9 Jun
UnitedUnited
11h
10:25am
1:25pm
LHR
Nonstop
SFO
Found 23 hours ago
75% less than typical
US$625
Roundtrip per traveler
Tuesday, 11 Jun - Tuesday, 18 Jun
British AirwaysBritish Airways
11h 5m
10:10am
1:15pm
LHR
Nonstop
SFO
Found 15 hours ago
65% less than typical
US$1,084
Roundtrip per traveler
Friday, 16 Aug - Friday, 30 Aug
British AirwaysBritish Airways
11h 5m
10:10am
1:15pm
LHR
Nonstop
SFO
Found 22 hours ago
75% less than typical
US$624
Roundtrip per traveler
Friday, 5 Jul - Friday, 2 Aug
American AirlinesAmerican Airlines
14h 8m
11:15am
5:23pm
LHR
1 stop • 1h 30m in LAX
SFO
Found 4 hours ago
75% less than typical
US$630
Roundtrip per traveler
Sunday, 30 Jun - Thursday, 18 Jul
Air CanadaAir Canada
21h 42m
9:30am
11:12pm
LHR
1 stop • 8h 25m in YUL
SFO
Found 7 hours ago
75% less than typical
US$630
Roundtrip per traveler
Sunday, 30 Jun - Monday, 15 Jul
Air CanadaAir Canada
21h 42m
9:30am
11:12pm
LHR
1 stop • 8h 25m in YUL
SFO
Found 4 hours ago
75% less than typical
US$560
Roundtrip per traveler
Friday, 24 May - Tuesday, 4 Jun
SASSAS
17h 10m
6:40am
3:50pm
LHR
1 stop • 4h in CPH
SFO
Found 11 hours ago
75% less than typical
US$559
Roundtrip per traveler
Wednesday, 29 May - Monday, 3 Jun
SASSAS
17h 10m
6:40am
3:50pm
LHR
1 stop • 4h in CPH
SFO
Found 23 hours ago
65% less than typical
US$884
Roundtrip per traveler
Wednesday, 17 Jul - Tuesday, 23 Jul
UnitedUnited
16h 11m
4:40pm
12:51am
+1
LHR
1 stop • 2h 20m in IAD
SFO
Found 16 hours ago
55% less than typical
US$1,092
Roundtrip per traveler
Tuesday, 30 Jul - Sunday, 11 Aug
American AirlinesAmerican Airlines
16h 35m
2:25pm
11:00pm
LHR
1 stop • 3h 22m in ORD
SFO
Just found
55% less than typical
US$1,017
Roundtrip per traveler
Wednesday, 14 Aug - Monday, 26 Aug
Aer LingusAer Lingus
16h 10m
7:40am
3:50pm
LHR
1 stop • 3h 50m in DUB
SFO
Found 22 hours ago
55% less than typical
US$1,065
Roundtrip per traveler
Wednesday, 14 Aug - Wednesday, 28 Aug
JetBlue AirwaysJetBlue Airways
16h 13m
7:25am
3:38pm
LHR
1 stop • 1h 59m in JFK
SFO
Found 22 hours ago
65% less than typical
US$628
Roundtrip per traveler
Wednesday, 5 Jun - Sunday, 30 Jun
KLMKLM
13h 15m
6:30am
11:45am
LHR
1 stop • 1h in AMS
SFO
Found 5 hours ago
65% less than typical
US$638
Roundtrip per traveler
Wednesday, 5 Jun - Sunday, 30 Jun
Air FranceAir France
29h 25m
3:20pm
12:45pm
+1
LHR
1 stop • 16h 35m in CDG
SFO
Found 5 hours ago
55% less than typical
US$888
Roundtrip per traveler
Wednesday, 17 Jul - Tuesday, 23 Jul
DeltaDelta
19h 6m
9:20am
8:26pm
LHR
1 stop • 5h 55m in MSP
SFO
Found 16 hours ago

Featured airlines

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

Prices were available within the past 7 days and start at for one-way flights and CNY4,432 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
United
American Airlines
Delta
Virgin Atlantic
Air Canada
Austrian Airlines
Brussels Airlines
Lufthansa
KLM
Finnair
Swiss International Air Lines
British Airways
Scandinavian Airlines
JetBlue Airways
Air France
Aer Lingus
Turkish Airlines
Icelandair
WestJet
0
Flights from London (LHR) to San Francisco (SFO)
Origin airport
Heathrow
Destination airport
San Francisco Intl.
Roundtrip price
CNY4,432
Distance
5354 mi

London to San Francisco Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from London to San Francisco offer the perfect respite. Not only does exploring San Francisco provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from London to San Francisco may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from LHR to SFO today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of San Francisco are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to San Francisco more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Francisco is now!

Frequently asked questions

How much is a one-way flight from LHR to SFO?
Book your next trip with Expedia and you could pick up one-way London flights to San Francisco from just $387. This was the lowest price found for this journey departing in the next three months — an WestJet flight, setting off from LHR on May 14 2024 and touching down at San Francisco Airport. This price was last updated on May 7 2024 and has not changed since. Eager to land your own bargain? Great offers are just a click of a button away.
How long does it take to fly from Heathrow Airport to San Francisco Airport?
A direct flight with United Airlines takes about 10 hours and 55 minutes. Grab a seat on the 2:10PM flight from London Heathrow and touch down at San Francisco Intl. Airport (SFO) at 5:05PM. Snag an awesome deal on this and many other routes when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to San Francisco Intl. Airport (SFO) last minute?
Booking your flight from London Heathrow to San Francisco Airport at the last minute could save you a nice sum if you’re lucky enough to find a real steal. However, airfares usually don’t drop in price as the departure date nears. If you procrastinate, flights could also be booked solid or the best seats gone (hello, middle seat!). If you’d rather play it safe, book well ahead of your departure date. Don’t forget that some of the biggest bargains can be found up to 12 months in advance. If your preferred airline hasn’t released its airfares yet, check back regularly as deals are updated on Expedia constantly.
What is the cheapest airline flying from Heathrow Airport to SFO in the next 90 days?
Based on airfares found on Expedia with a departure date within the next 90 days, WestJet is the cheapest carrier flying from London to San Francisco. The fare between these destinations starts from $387. This flight departs from Heathrow Airport on May 14 2024 and touches down at SFO. The price was last updated on May 7 2024 and has not changed since.
What's the cheapest price for a flight from London Heathrow to San Francisco Intl. Airport (SFO) next month?
Pick up a one-way flight from London to San Francisco for only $387. This is the cheapest price for this journey departing in the next month. It’s an WestJet flight leaving Heathrow Airport (LHR) on May 14 2024 and touching down at San Francisco Intl. Airport (SFO). The ticket price was correct as of May 7 2024 and has not changed since. It was found after looking through all available flights on Expedia within the next 30 days.
What airline has the least delays from London Heathrow to SFO?
Recording an on-time performance of 80%, Virgin Atlantic is the airline that’s likelier to fly you from Heathrow Airport to San Francisco Intl. Airport (SFO) without any delays. Flight delays aren’t just irritating — they can also cause you to miss a vital connection that ruins your entire vacation. Keep updated about any delays by looking up your flight status through the free Expedia App before you even get to the airport. If you’re already at your gate and your plans will be significantly impacted, visit the customer service desk to see what your options are.
Can I find cheap nonstop flights from Heathrow Airport (LHR) to SFO in the next three months?
Get ready to save money because we’ve discovered a roundtrip nonstop flight with British Airways in the next 90 days for $520. The price was updated on May 7 2024 and was found after looking at all available flights on Expedia with a departure date in the next three months. This flight from London to San Francisco jets off from Heathrow Airport (LHR) on May 17 2024 and arrives at San Francisco Airport. The flight’s return date is May 21 2024.If you want to locate nonstop cheap flights setting off from LHR to San Francisco Intl. Airport (SFO), use our filters once you’ve hit the search button. Just click on “Nonstop” under “Filter by” to the left of the page to go over your options. Your results will be sorted from the lowest price, so you can see the cheapest nonstop fares first. You can also compare prices for surrounding days by clicking “Flexible dates” on the same page.
What airports do you fly into for San Francisco from London?
With San Francisco Intl. Airport (SFO), Oakland Intl. Airport (OAK) and Norman Y. Mineta San Jose Intl. Airport (SJC) to choose from, journeying from London to San Francisco is a piece of cake. The city’s main gateway, San Francisco Intl. Airport (SFO), is around 12 mi south of the center. As well as ticket costs, consider factors like transportation options from the airport and the distance to your hotel when choosing where to fly into. Get your San Francisco adventure off on the right foot by exploring Pier 39 and Golden Gate Bridge.
What are the most popular departure times for flights from Heathrow Airport (LHR) to SFO?
The most popular departure times for flights from Heathrow Airport to San Francisco Intl. Airport (SFO) are between 12:00 PM - 1:00 PM on United Airlines. One handy tip is to take off in the morning. The earlier you do, the better your odds of a delay-free flight with lighter air traffic around.
Can I change the date of my flight from Heathrow Airport to San Francisco Airport?
We know plans can change, so Expedia is here to help make amending your journey easy. First, access your LHR to San Francisco Airport itinerary through the Expedia Trips portal and read the fare rules about what changes can be made. If you purchased your airfare in the last 24 hours, some airlines will let you cancel without charge and book new flights. If you bought your fare more than 24 hours ago, get in touch with us through our Customer Service portal to run through your options.
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