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Cheap flights from London to San Francisco from R9 318

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Find the cheapest flights from London to San Francisco

Cheap return flights

These are some of the best return flight deals from London to San Francisco that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to San Francisco.

Cheap last-minute flights

Planning a quick getaway from London to San Francisco? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Francisco, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London to San Francisco

Find recent round-trip train or bus tickets from London to San Francisco.

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
LHR-SFO
11h 05mdirect
SFO-LHR
10h 30mdirect
American Airlines
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LHR-SFO
11h 00mdirect
SFO-LHR
10h 20mdirect
LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
Air Canada
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LHR-SFO
11h 05mdirect
SFO-LHR
10h 30mdirect
Aer Lingus
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LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
Austrian Airlines
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LHR-SFO
11h 00mdirect
SFO-LHR
10h 20mdirect
Air France
Find Deal
LHR-SFO
11h 00mdirect
SFO-LHR
10h 20mdirect
LHR-SFO
11h 00mdirect
SFO-LHR
10h 20mdirect
Aeromexico
Find Deal
LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
Air New Zealand
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LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
United Airlines
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LHR-SFO
11h 05mdirect
SFO-LHR
10h 30mdirect
Alaska Airlines
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LHR-SFO
11h 05mdirect
SFO-LHR
10h 30mdirect
Finnair
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LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
Brussels Airlines
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LHR-SFO
11h 10mdirect
SFO-LHR
10h 35mdirect
Lufthansa
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LHR-SFO
11h 00mdirect
SFO-LHR
10h 20mdirect
Virgin Atlantic
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LHR-SFO
11h 00mdirect
SFO-LHR
10h 20mdirect
Singapore Airlines
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LHR-SFO
11h 05mdirect
SFO-LHR
10h 30mdirect
British Airways
Find Deal
LHR-SFO
11h 05mdirect
American Airlines
Find Deal
LHR-SFO
11h 00mdirect
LHR-SFO
11h 10mdirect
Air Canada
Find Deal
LHR-SFO
11h 05mdirect
Aer Lingus
Find Deal
LHR-SFO
11h 10mdirect
Austrian Airlines
Find Deal
LHR-SFO
11h 00mdirect
Air France
Find Deal
LHR-SFO
11h 00mdirect
LHR-SFO
11h 00mdirect
Aeromexico
Find Deal
LHR-SFO
11h 10mdirect
LHR-SFO
11h 10mdirect
Air New Zealand
Find Deal
LHR-SFO
11h 10mdirect
United Airlines
Find Deal
LHR-SFO
11h 05mdirect
Alaska Airlines
Find Deal
LHR-SFO
11h 05mdirect
Finnair
Find Deal
LHR-SFO
11h 10mdirect
Brussels Airlines
Find Deal
LHR-SFO
11h 10mdirect
Lufthansa
Find Deal
LHR-SFO
11h 00mdirect
Virgin Atlantic
Find Deal
LHR-SFO
11h 00mdirect
Singapore Airlines
Find Deal
LHR-SFO
11h 05mdirect
British Airways
Find Deal

See travel insights to San Francisco from

How to get the cheapest flight ticket from London to San Francisco

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 from London to San Francisco?

February. The cheapest time of year to fly to San Francisco from London is February. The most expensive is July.

What is the cheapest day to depart London for San Francisco?

Thursday. The cheapest day of the week is usually Thursday. The most expensive is usually Thursday.

When is the cheapest time to fly from London to San Francisco?

In the morning. London to San Francisco flights are approximately 1% more expensive in the afternoon than in the morning

How far in advance should you book London to San Francisco flights?

24 days before. The cheapest time to buy a flight from London to San Francisco is approximately 24 days to departure

How have London to San Francisco flight prices changed over time?

As of November 2024, prices for London to San Francisco flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from London to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from London to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to San Francisco (LON to SFO) flight deals and tips

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

Direct flights

None
There are no direct flights from London to San Francisco. There are no popular flight routes from London to San Francisco.

  • How far is London to San Francisco by plane?

    A flight from London to San Francisco will travel around 8609,4 km.

  • When did momondo last update prices for flights from London to San Francisco Airport?

    Prices for flights from London to San Francisco Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to San Francisco Airport.

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

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to San Francisco?


Why use momondo?

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

It is quick and easy to find London to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

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

Yes. momondo allows you to filter the results for London to San Francisco flights to just show those with flexible booking policies.

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

Once you have performed a search for London to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from London and alert you when they change.


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