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Cheap flights from London Heathrow Airport to San Francisco Bay Area from £327

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to San Francisco Bay Area departing on 31/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to San Francisco Bay Area

Cheap return flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
10:00 - 23:53LHR-OAK
44h 53m2 stops
Virgin Atlantic Logo
05:55 - 10:00OAK-LHR
20h 05m1 stop
£378Virgin Atlantic
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Tue, 28 Oct - Tue, 4 Nov
SWISS Logo
20:05 - 16:30LHR-SFO
28h 25m1 stop
SWISS Logo
19:25 - 17:50SFO-LHR
14h 25m1 stop
£378SWISS
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Thu, 20 Nov - Mon, 24 Nov
British Airways Logo
11:45 - 15:00LHR-SFO
11h 15mdirect
British Airways Logo
17:30 - 12:00SFO-LHR
10h 30mdirect
£383British Airways
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Thu, 6 Nov - Mon, 17 Nov
Lufthansa Logo
06:30 - 12:40LHR-SFO
14h 10m1 stop
Lufthansa Logo
17:25 - 12:00SFO-LHR
10h 35mdirect
£389Lufthansa
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Fri, 14 Nov - Sun, 16 Nov
Austrian Airlines Logo
10:05 - 14:20LHR-SFO
11h 15mdirect
Austrian Airlines Logo
08:25 - 06:40SFO-LHR
14h 15m1 stop
£390Austrian Airlines
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Sat, 1 Nov - Sat, 15 Nov
Austrian Airlines Logo
10:25 - 19:10LHR-SFO
16h 45m1 stop
Austrian Airlines Logo
08:30 - 14:05SFO-LHR
21h 35m2 stops
£391Austrian Airlines
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Fri, 14 Nov - Mon, 24 Nov
United Airlines Logo
09:00 - 17:30LHR-SFO
15h 30m1 stop
United Airlines Logo
11:20 - 11:50SFO-LHR
16h 30m1 stop
£399United Airlines
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Thu, 30 Oct - Mon, 10 Nov
Lufthansa Logo
06:30 - 12:40LHR-SFO
14h 10m1 stop
Lufthansa Logo
12:50 - 07:25SFO-LHR
10h 35mdirect
£403Lufthansa
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Thu, 27 Nov - Sat, 6 Dec
United Airlines Logo
09:00 - 16:30LHR-SFO
15h 30m1 stop
United Airlines Logo
08:25 - 06:40SFO-LHR
14h 15m1 stop
£406United Airlines
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Fri, 14 Nov - Wed, 19 Nov
British Airways Logo
08:20 - 22:06LHR-SJC
20h 46m1 stop
British Airways Logo
14:07 - 11:40SJC-LHR
13h 33m1 stop
£426British Airways
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Sat, 1 Nov - Sun, 9 Nov

Air Canada flights from London Heathrow Airport to San Francisco Bay Area

Our best Air Canada deals on London Heathrow Airport to San Francisco Bay Area flight tickets
Air Canada
3 Mar
LHR09:00London Heathrow
19h 49m
2 stops
SFO20:49San Francisco
10 Mar
SFO11:20San Francisco
17h 30m
1 stop
LHR11:50London Heathrow
£381
Find similar
Air Canada
9 Oct
LHR14:10London Heathrow
16h 58m
1 stop
SFO23:08San Francisco
19 Oct
SFO16:35San Francisco
12h 45m
1 stop
LHR13:20London Heathrow
£391
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Air Canada
9 Oct
LHR09:30London Heathrow
18h 21m
1 stop
SFO19:51San Francisco
12 Oct
SFO08:40San Francisco
16h 55m
2 stops
LHR09:35London Heathrow
£395
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British Airways flights from London Heathrow Airport to San Francisco Bay Area

Our best British Airways deals on London Heathrow Airport to San Francisco Bay Area flight tickets
British Airways
6 Nov
LHR11:45London Heathrow
11h 15m
SFO15:00San Francisco
17 Nov
SFO17:30San Francisco
10h 30m
LHR12:00London Heathrow
£383
Find similar
British Airways
14 Oct
LHR10:45London Heathrow
11h 05m
SFO13:50San Francisco
19 Nov
SFO17:30San Francisco
10h 30m
LHR12:00London Heathrow
£419
Find similar
British Airways
8 Oct
LHR10:45London Heathrow
11h 05m
SFO13:50San Francisco
28 Oct
SFO21:40San Francisco
10h 30m
LHR15:10London Heathrow
£423
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momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to San Francisco Bay Area that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 3 October 2025.
Use the filters below to find and compare flights from London Heathrow Airport to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonOakland

LHR - OAK

LHROAK

London Heathrow

Tue 28/10

10:00-23:53

2 stops44h 53m

Oakland

Tue 4/11

05:55-10:00

1 stop20h 05m

£378

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 20/11

20:05-16:30

1 stop28h 25m

San Francisco

Mon 24/11

19:25-17:50

1 stop14h 25m

£378

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 6/11

11:45-15:00

Nonstop11h 15m

San Francisco

Mon 17/11

17:30-12:00

Nonstop10h 30m

£383

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 14/11

06:30-12:40

1 stop14h 10m

San Francisco

Sun 16/11

17:25-12:00

Nonstop10h 35m

£389

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 1/11

10:05-14:20

Nonstop11h 15m

San Francisco

Sat 15/11

08:25-06:40

1 stop14h 15m

£390

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 14/11

10:25-19:10

1 stop16h 45m

San Francisco

Mon 24/11

08:30-14:05

2 stops21h 35m

£391

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 30/10

09:00-17:30

1 stop15h 30m

San Francisco

Mon 10/11

11:20-11:50

1 stop16h 30m

£399

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 27/11

06:30-12:40

1 stop14h 10m

San Francisco

Sat 6/12

12:50-07:25

Nonstop10h 35m

£403

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 14/11

09:00-16:30

1 stop15h 30m

San Francisco

Wed 19/11

08:25-06:40

1 stop14h 15m

£406

LondonSan Jose

LHR - SJC

LHRSJC

London Heathrow

Sat 1/11

08:20-22:06

1 stop20h 46m

San Jose

Sun 9/11

14:07-11:40

1 stop13h 33m

£426

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco Bay Area from

How to get the cheapest flight ticket from London Heathrow Airport to San Francisco Bay Area

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco Bay Area?

The cheapest month to fly to San Francisco Bay Area from London Heathrow Airport is in February. Flight prices, which tend to average around £414, are often lower during this time because this is during the off-season. If you’re not able to fly to San Francisco Bay Area in February, then November is your next best option. Flight prices from London Heathrow Airport to San Francisco Bay Area during November average around £427.

What is the cheapest day to depart on your flight to San Francisco Bay Area?

Our data shows that Tuesday is the least expensive day to fly to San Francisco Bay Area. Tickets to fly out on this day can be as low as £568. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Francisco Bay Area on Sunday is £654.

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

According to our data, the cheapest time of day to fly to San Francisco Bay Area is in the evening. momondo users have found flights departing from London Heathrow Airport to San Francisco Bay Area in the evening for as low as £476. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to San Francisco Bay Area, so prices are often more expensive at around £943 per ticket.

What is the cheapest London Heathrow to San Francisco Bay Area flight route?

Fly from London Heathrow to San Francisco for the best London Heathrow - San Francisco Bay Area flight prices

How far in advance should I book a flight to San Francisco Bay Area?

You are more likely to see cheaper flights to San Francisco Bay Area from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around £496 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco Bay Area from London Heathrow Airport for as low as £463 on momondo.

What cabin class options are available on London Heathrow to San Francisco Bay Area flights?

There are 4 cabin classes available to choose from on London Heathrow to San Francisco Bay Area flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to San Francisco Bay Area flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to San Francisco Bay Area.

Cheap London Heathrow Airport to San Francisco Bay Area flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to San Francisco Bay Area

Fastest flight time

11h 00m

Direct flights

Every day

Airports in San Francisco Bay Area

1 airport
The fastest flight from London Heathrow Airport to San Francisco Bay Area takes 11h 00m
Direct flights go from London Heathrow Airport to San Francisco Bay Area every day.
There is 1 airport near San Francisco Bay Area: San Francisco (SFO)
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  • When did momondo last update prices for flights from London Heathrow Airport to San Francisco Bay Area?

    Prices for flights from London Heathrow Airport to San Francisco Bay Area are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to San Francisco Bay Area?

  • How old do you have to be to fly from London Heathrow Airport to San Francisco Bay Area?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to San Francisco Bay Area.

  • What documentation or ID do you need to fly to San Francisco Bay Area?

    The travel and health documents required for your trip to San Francisco Bay Area can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London Heathrow Airport to San Francisco Bay Area?

Best airlines flying from London Heathrow Airport to San Francisco Bay Area

Compare and see reviews for airlines that fly from London Heathrow Airport to San Francisco Bay Area with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom £237Free CancellationRating
7.9
7,962 reviews
Search Delta flights
Air CanadaPriceFrom £334Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom £337Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights
TAP AIR PORTUGALPriceFrom £349Free CancellationRating
7.1
2,000 reviews
Search TAP AIR PORTUGAL flights
Aer LingusPriceFrom £352Free CancellationRating
7.2
1,309 reviews
Search Aer Lingus flights
Scandinavian AirlinesPriceFrom £354Free CancellationRating
7.4
1,514 reviews
Search Scandinavian Airlines flights
SWISSPriceFrom £357Free CancellationRating
7.5
1,754 reviews
Search SWISS flights
Brussels AirlinesPriceFrom £357Free CancellationRating
7.2
364 reviews
Search Brussels Airlines flights
Virgin AtlanticPriceFrom £368Free CancellationRating
7.4
665 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £369Free CancellationRating
6.7
7,415 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to San Francisco Bay Area?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to San Francisco Bay Area for you.

Can I find flights from London to San Francisco Bay Area with flexible booking policies on momondo?

Flights from London to San Francisco Bay Area with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to San Francisco Bay Area?

Once all potential London to San Francisco Bay Area flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to San Francisco Bay Area right now. Can momondo alert me if prices change?

Price alerts on flights to San Francisco Bay Area from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Francisco Bay Area trip

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