What is the cheapest airline that flies from London Gatwick to San Francisco?

SWISS is the most popular carrier operating from London Gatwick to San Francisco

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

Prices for flights from London Gatwick Airport to San Francisco Airport are updated daily.

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

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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport to San Francisco Airport.

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

The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$718 Cheap Flights from London Gatwick Airport to San Francisco in 2026

Q: What is the typical price of a round-trip flight between London Gatwick Airport and San Francisco?

Prices are currently low for flights on this route. Typical prices usually range from $1,196 to $838. The lowest price recently found on this route was $877.

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Find the cheapest flights from London Gatwick Airport to San Francisco

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:05 - 17:55

LGW

SFO

37h 50m

1 stop

19:40 - 23:10

SFO

LGW

19h 30m

1 stop

$877LEVEL

Wed, 15 Apr - Thu, 23 Apr

09:25 - 16:15

LGW

SFO

14h 50m

1 stop

19:35 - 17:50

SFO

LGW

14h 15m

1 stop

$893SWISS

Sun, 26 Apr - Sun, 3 May

09:25 - 16:15

LGW

SFO

14h 50m

1 stop

19:35 - 17:50

SFO

LGW

14h 15m

1 stop

$949SWISS

Fri, 8 May - Thu, 14 May

09:25 - 16:30

LGW

SFO

15h 05m

1 stop

19:35 - 17:50

SFO

LGW

14h 15m

1 stop

$952SWISS

Thu, 7 May - Thu, 14 May

10:25 - 18:00

LGW

SFO

15h 35m

1 stop

15:05 - 16:00

SFO

LGW

16h 55m

1 stop

$995Delta

Thu, 18 Jun - Fri, 17 Jul

20:40 - 16:10

LGW

SFO

27h 30m

1 stop

17:45 - 20:00

SFO

LGW

18h 15m

1 stop

$997British Airways

Mon, 13 Apr - Thu, 23 Apr

10:25 - 18:00

LGW

SFO

15h 35m

1 stop

15:05 - 16:00

SFO

LGW

16h 55m

1 stop

$1,003Delta

Wed, 15 Apr - Thu, 23 Apr

10:25 - 18:00

LGW

SFO

15h 35m

1 stop

15:05 - 16:00

SFO

LGW

16h 55m

1 stop

$1,010Delta

Wed, 6 May - Wed, 13 May

10:25 - 18:00

LGW

SFO

15h 35m

1 stop

15:05 - 16:00

SFO

LGW

16h 55m

1 stop

$1,014Delta

Sat, 9 May - Fri, 15 May

10:25 - 18:00

LGW

SFO

15h 35m

1 stop

15:05 - 16:00

SFO

LGW

16h 55m

1 stop

$1,016Delta

Mon, 15 Jun - Wed, 22 Jul

Delta flights from London Gatwick Airport to San Francisco

Our best Delta deals on London Gatwick Airport to San Francisco flight tickets

Delta

18 June

LGW10:25London Gatwick

15h 35m

1 stop

SFO18:00San Francisco

17 July

SFO15:05San Francisco

16h 55m

1 stop

LGW16:00London Gatwick

$995

Delta

15 Apr

LGW10:25London Gatwick

15h 35m

1 stop

SFO18:00San Francisco

23 Apr

SFO15:05San Francisco

16h 55m

1 stop

LGW16:00London Gatwick

$1,003

Delta

6 May

LGW10:25London Gatwick

15h 35m

1 stop

SFO18:00San Francisco

13 May

SFO15:05San Francisco

16h 55m

1 stop

LGW16:00London Gatwick

$1,010

SWISS flights from London Gatwick Airport to San Francisco

Our best SWISS deals on London Gatwick Airport to San Francisco flight tickets

SWISS

26 Apr

LGW09:25London Gatwick

14h 50m

1 stop

SFO16:15San Francisco

3 May

SFO19:35San Francisco

14h 15m

1 stop

LGW17:50London Gatwick

$893

SWISS

8 May

LGW09:25London Gatwick

14h 50m

1 stop

SFO16:15San Francisco

14 May

SFO19:35San Francisco

14h 15m

1 stop

LGW17:50London Gatwick

$949

SWISS

7 May

LGW09:25London Gatwick

15h 05m

1 stop

SFO16:30San Francisco

14 May

SFO19:35San Francisco

14h 15m

1 stop

LGW17:50London Gatwick

$952

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 15/4

12:05-17:55

1 stop37h 50m

San Francisco

Thu 23/4

19:40-23:10

1 stop19h 30m

$877

Fastest return journey

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sun 26/4

09:25-16:15

1 stop14h 50m

San Francisco

Sun 3/5

19:35-17:50

1 stop14h 15m

$893

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 8/5

09:25-16:15

1 stop14h 50m

San Francisco

Thu 14/5

19:35-17:50

1 stop14h 15m

$949

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 7/5

09:25-16:30

1 stop15h 05m

San Francisco

Thu 14/5

19:35-17:50

1 stop14h 15m

$952

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 18/6

10:25-18:00

1 stop15h 35m

San Francisco

Fri 17/7

15:05-16:00

1 stop16h 55m

$995

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 13/4

20:40-16:10

1 stop27h 30m

San Francisco

Thu 23/4

17:45-20:00

1 stop18h 15m

$997

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 15/4

10:25-18:00

1 stop15h 35m

San Francisco

Thu 23/4

15:05-16:00

1 stop16h 55m

$1,003

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 6/5

10:25-18:00

1 stop15h 35m

San Francisco

Wed 13/5

15:05-16:00

1 stop16h 55m

$1,010

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 9/5

10:25-18:00

1 stop15h 35m

San Francisco

Fri 15/5

15:05-16:00

1 stop16h 55m

$1,014

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 15/6

10:25-18:00

1 stop15h 35m

San Francisco

Wed 22/7

15:05-16:00

1 stop16h 55m

$1,016

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Gatwick Airport 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

Prices

Airlines

What is the typical price of a round-trip flight between London Gatwick Airport and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel during the month of February, then book flights to San Francisco from London Gatwick Airport during November instead. Flights to San Francisco in November, while not as cheap as those in February, still average around $767.

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

According to our data, Wednesday is the cheapest day to fly to San Francisco from London Gatwick Airport. The lowest ticket price found for a Wednesday departure recently was $969. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from London Gatwick Airport to San Francisco for around $2,520.

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

According to our data, the cheapest time of day to fly to San Francisco is in the morning. momondo users have found flights departing from London Gatwick Airport to San Francisco in the morning for as low as $903. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,055 on average. Flights to San Francisco from London Gatwick Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from London Gatwick Airport to San Francisco

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

Estimated return price

Cheap London Gatwick Airport to San Francisco (LGW to SFO) flight deals and tips

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

Fastest flight time	21h 14m
Direct flights	None

The fastest flight from London Gatwick Airport to San Francisco takes 21h 14m

There are no direct flights from London Gatwick Airport to San Francisco. There are no popular flight routes from London Gatwick Airport to San Francisco.

Search flight deals

How far is London Gatwick to San Francisco by plane?
The straight-line distance from London Gatwick to San Francisco is 8635.1 km. Typically, this will take 21h 14m by plane in normal conditions.
When did momondo last update prices for flights from London Gatwick Airport to San Francisco Airport?
Prices for flights from London Gatwick Airport to San Francisco Airport are updated daily.
How old do you have to be to fly from London Gatwick Airport to San Francisco Airport?
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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Redwood City

Sausalito

Roseville

Carmel-by-the-Sea

Emeryville

Pacifica

San Mateo

Salinas

Pebble Beach

Burlingame

Pacific Grove

San Lorenzo

Why use momondo?

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

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 for you.

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

Yes. All flights to San Francisco from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to San Francisco 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 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.