Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London Gatwick Airport to San Francisco from $461

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 Gatwick Airport to San Francisco departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Gatwick Airport to San Francisco (LGW-SFO)

Cheap return flights

Logo
10:55 - 23:59LGW-SFO
21h 04m1 stop
Logo
06:00 - 10:55SFO-LGW
20h 55m1 stop
$779
Find Deal
Fri, 26 Sep - Sun, 12 Oct
Logo
10:55 - 23:59LGW-SFO
21h 04m1 stop
Logo
08:45 - 09:30SFO-LGW
16h 45m1 stop
$781
Find Deal
Fri, 26 Sep - Mon, 29 Sep
Logo
09:50 - 23:59LGW-SFO
22h 09m1 stop
Logo
05:50 - 09:30SFO-LGW
19h 40m1 stop
$798
Find Deal
Mon, 22 Sep - Mon, 29 Sep
TAP AIR PORTUGAL Logo
16:40 - 14:45LGW-SFO
30h 05m1 stop
TAP AIR PORTUGAL Logo
16:35 - 09:50SFO-LGW
33h 15m1 stop
$841TAP AIR PORTUGAL
Find Deal
Fri, 12 Dec - Sat, 27 Dec
TAP AIR PORTUGAL Logo
16:40 - 14:45LGW-SFO
30h 05m1 stop
TAP AIR PORTUGAL Logo
16:35 - 09:50SFO-LGW
33h 15m1 stop
$843TAP AIR PORTUGAL
Find Deal
Fri, 12 Dec - Sat, 27 Dec
Logo
10:55 - 23:59LGW-SFO
21h 04m1 stop
Logo
16:49 - 10:55SFO-LGW
34h 06m1 stop
$848
Find Deal
Fri, 26 Sep - Sat, 11 Oct
SWISS Logo
18:40 - 16:30LGW-SFO
29h 50m1 stop
SWISS Logo
19:25 - 17:50SFO-LGW
14h 25m1 stop
$849SWISS
Find Deal
Wed, 7 Jan - Thu, 15 Jan
SWISS Logo
18:40 - 16:35LGW-SFO
29h 55m1 stop
SWISS Logo
19:30 - 17:50SFO-LGW
14h 20m1 stop
$857SWISS
Find Deal
Thu, 25 Sep - Sun, 28 Sep
British Airways Logo
15:05 - 11:26LGW-SFO
28h 21m1 stop
British Airways Logo
22:43 - 07:50SFO-LGW
25h 07m1 stop
$860British Airways
Find Deal
Wed, 3 Sep - Sat, 13 Sep
British Airways Logo
20:40 - 16:10LGW-SFO
27h 30m1 stop
British Airways Logo
22:43 - 07:50SFO-LGW
25h 07m1 stop
$931British Airways
Find Deal
Mon, 1 Sep - Sat, 13 Sep

TAP AIR PORTUGAL flights from London Gatwick Airport to San Francisco

Our best TAP AIR PORTUGAL deals on London Gatwick Airport to San Francisco flight tickets
TAP AIR PORTUGAL
12 Dec
LGW16:40London Gatwick
30h 05m
1 stop
SFO14:45San Francisco
27 Dec
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
$841
Find similar
TAP AIR PORTUGAL
12 Dec
LGW16:40London Gatwick
30h 05m
1 stop
SFO14:45San Francisco
27 Dec
SFO16:35San Francisco
33h 15m
1 stop
LGW09:50London Gatwick
$843
Find similar
TAP AIR PORTUGAL
16 Sept
LGW16:25London Gatwick
30h 10m
1 stop
SFO14:35San Francisco
29 Sept
SFO16:20San Francisco
33h 25m
1 stop
LGW09:45London Gatwick
$851
Find similar

SWISS flights from London Gatwick Airport to San Francisco

Our best SWISS deals on London Gatwick Airport to San Francisco flight tickets
SWISS
7 Jan
LGW18:40London Gatwick
29h 50m
1 stop
SFO16:30San Francisco
15 Jan
SFO19:25San Francisco
14h 25m
1 stop
LGW17:50London Gatwick
$849
Find similar
SWISS
25 Sept
LGW18:40London Gatwick
29h 55m
1 stop
SFO16:35San Francisco
28 Sept
SFO19:30San Francisco
14h 20m
1 stop
LGW17:50London Gatwick
$857
Find similar
SWISS
13 Sept
LGW18:40London Gatwick
29h 55m
1 stop
SFO16:35San Francisco
21 Sept
SFO21:00San Francisco
36h 50m
2 stops
LGW17:50London Gatwick
$858
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport to San Francisco 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 78,305 searches. Data last updated 6 August 2025.
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

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 26/9

10:55-23:59

1 stop21h 04m

San Francisco

Sun 12/10

06:00-10:55

1 stop20h 55m

$779

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 26/9

10:55-23:59

1 stop21h 04m

San Francisco

Mon 29/9

08:45-09:30

1 stop16h 45m

$781

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 22/9

09:50-23:59

1 stop22h 09m

San Francisco

Mon 29/9

05:50-09:30

1 stop19h 40m

$798

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 12/12

16:40-14:45

1 stop30h 05m

San Francisco

Sat 27/12

16:35-09:50

1 stop33h 15m

$841

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 12/12

16:40-14:45

1 stop30h 05m

San Francisco

Sat 27/12

16:35-09:50

1 stop33h 15m

$843

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 26/9

10:55-23:59

1 stop21h 04m

San Francisco

Sat 11/10

16:49-10:55

1 stop34h 06m

$848

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 7/1

18:40-16:30

1 stop29h 50m

San Francisco

Thu 15/1

19:25-17:50

1 stop14h 25m

$849

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 25/9

18:40-16:35

1 stop29h 55m

San Francisco

Sun 28/9

19:30-17:50

1 stop14h 20m

$857

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 3/9

15:05-11:26

1 stop28h 21m

San Francisco

Sat 13/9

22:43-07:50

1 stop25h 07m

$860

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 1/9

20:40-16:10

1 stop27h 30m

San Francisco

Sat 13/9

22:43-07:50

1 stop25h 07m

$931

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Francisco from

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

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 $815.

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 $1,037. 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 Tuesday, the most expensive travel day of the week, you can expect to see flight prices from London Gatwick Airport to San Francisco for around $2,248.

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 $1,060. 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 in the afternoon when prices are $2,139 on average. Flights to San Francisco from London Gatwick Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to San Francisco from London Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $1,059 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 from London Gatwick Airport for as low as $787 on momondo.

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

As of August 2025, prices for London Gatwick Airport to San Francisco flights are approximately 95% more expensive when compared to flights at the same time last year.

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

Best price found

$461

Fastest flight time

15h 18m

Direct flights

None

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from London Gatwick Airport in the past 72 hours is $461. The best return flight deal from London Gatwick Airport to San Francisco found on momondo in the last 72 hours is $779.
The fastest flight from London Gatwick Airport to San Francisco takes 15h 18m
There are no direct flights from London Gatwick Airport to San Francisco. Popular non-direct route for this connection is London Gatwick Airport - San Francisco Airport.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is London Gatwick to San Francisco by plane?

    The straight-line distance from London Gatwick to San Francisco is 8634.7 km. Typically, this will take 15h 28m 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.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Walnut Creek
Carmel-by-the-Sea
Redwood City
Sausalito
Watsonville
Emeryville
San Mateo
Pacifica
Mountain View
Santa Cruz
Burlingame
Salinas
Pacific Grove
Pebble Beach
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.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 11/8
Mon 18/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States