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Cheap flights from London Gatwick Airport to San Francisco from $476

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 11/10. 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 Gatwick Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
2:50 pm - 4:50 pmLGW-SFO
34h 00m1 stop
TAP AIR PORTUGAL Logo
7:55 pm - 9:45 amSFO-LGW
29h 50m1 stop
$514TAP AIR PORTUGAL
Find Deal
Thu, Apr 30 - Thu, May 7
TAP AIR PORTUGAL Logo
10:35 am - 4:50 pmLGW-SFO
38h 15m1 stop
TAP AIR PORTUGAL Logo
7:55 pm - 9:45 amSFO-LGW
29h 50m1 stop
$516TAP AIR PORTUGAL
Find Deal
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
1:00 pm - 11:50 amLGW-SFO
30h 50m2 stops
Multiple Airlines Logo
1:55 pm - 4:20 pmSFO-LGW
18h 25m2 stops
$589Multiple Airlines
Find Deal
Wed, Jan 14 - Sun, Feb 1
Multiple Airlines Logo
8:50 am - 3:35 pmLGW-SFO
14h 45m1 stop
Multiple Airlines Logo
5:20 pm - 5:15 pmSFO-LGW
15h 55m1 stop
$594Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Finnair Logo
11:20 am - 1:46 pmLGW-SFO
34h 26m2 stops
Finnair Logo
6:00 am - 7:30 amSFO-LGW
17h 30m2 stops
$603Finnair
Find Deal
Tue, Jan 13 - Tue, Jan 20
SWISS Logo
6:40 pm - 4:30 pmLGW-SFO
29h 50m1 stop
SWISS Logo
8:25 pm - 5:50 pmSFO-LGW
14h 25m1 stop
$611SWISS
Find Deal
Tue, Mar 3 - Tue, Mar 10
SWISS Logo
6:40 pm - 4:30 pmLGW-SFO
29h 50m1 stop
SWISS Logo
7:25 pm - 5:50 pmSFO-LGW
14h 25m1 stop
$612SWISS
Find Deal
Tue, Dec 2 - Mon, Dec 8
Finnair Logo
12:30 pm - 8:54 pmLGW-SFO
40h 24m2 stops
Finnair Logo
5:00 pm - 7:30 amSFO-LGW
30h 30m2 stops
$615Finnair
Find Deal
Wed, Dec 3 - Wed, Dec 10
American Airlines Logo
12:30 pm - 5:16 pmLGW-SFO
36h 46m2 stops
American Airlines Logo
7:00 am - 9:00 amSFO-LGW
19h 00m2 stops
$618American Airlines
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Thu, Mar 5 - Mon, Mar 9
American Airlines Logo
11:20 am - 11:14 amLGW-SFO
31h 54m2 stops
American Airlines Logo
7:00 am - 9:00 amSFO-LGW
19h 00m2 stops
$619American Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9

Finnair flights from London Gatwick Airport to San Francisco

Our best Finnair deals on London Gatwick Airport to San Francisco flight tickets
Finnair
Jan 13
LGW11:20 amLondon Gatwick
34h 26m
2 stops
SFO1:46 pmSan Francisco
Jan 20
SFO6:00 amSan Francisco
17h 30m
2 stops
LGW7:30 amLondon Gatwick
$603
Find similar
Finnair
Dec 3
LGW12:30 pmLondon Gatwick
40h 24m
2 stops
SFO8:54 pmSan Francisco
Dec 10
SFO5:00 pmSan Francisco
30h 30m
2 stops
LGW7:30 amLondon Gatwick
$615
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
Mar 3
LGW6:40 pmLondon Gatwick
29h 50m
1 stop
SFO4:30 pmSan Francisco
Mar 10
SFO8:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
$611
Find similar
SWISS
Dec 2
LGW6:40 pmLondon Gatwick
29h 50m
1 stop
SFO4:30 pmSan Francisco
Dec 8
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
$612
Find similar
SWISS
Dec 2
LGW6:40 pmLondon Gatwick
29h 50m
1 stop
SFO4:30 pmSan Francisco
Dec 8
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
$614
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated November 3, 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

Thu 4/30

2:50 pm-4:50 pm

1 stop34h 00m

San Francisco

Thu 5/7

7:55 pm-9:45 am

1 stop29h 50m

$514

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 4/30

10:35 am-4:50 pm

1 stop38h 15m

San Francisco

Thu 5/7

7:55 pm-9:45 am

1 stop29h 50m

$516

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 1/14

1:00 pm-11:50 am

2 stops30h 50m

San Francisco

Sun 2/1

1:55 pm-4:20 pm

2 stops18h 25m

$589

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 11/25

8:50 am-3:35 pm

1 stop14h 45m

San Francisco

Tue 12/2

5:20 pm-5:15 pm

1 stop15h 55m

$594

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 1/13

11:20 am-1:46 pm

2 stops34h 26m

San Francisco

Tue 1/20

6:00 am-7:30 am

2 stops17h 30m

$603

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 3/3

6:40 pm-4:30 pm

1 stop29h 50m

San Francisco

Tue 3/10

8:25 pm-5:50 pm

1 stop14h 25m

$611

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 12/2

6:40 pm-4:30 pm

1 stop29h 50m

San Francisco

Mon 12/8

7:25 pm-5:50 pm

1 stop14h 25m

$612

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 12/3

12:30 pm-8:54 pm

2 stops40h 24m

San Francisco

Wed 12/10

5:00 pm-7:30 am

2 stops30h 30m

$615

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 3/5

12:30 pm-5:16 pm

2 stops36h 46m

San Francisco

Mon 3/9

7:00 am-9:00 am

2 stops19h 00m

$618

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 3/5

11:20 am-11:14 am

2 stops31h 54m

San Francisco

Mon 3/9

7:00 am-9:00 am

2 stops19h 00m

$619

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $558.

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

The cheapest day to depart from London Gatwick Airport to San Francisco is on a Thursday when prices can be found for as low as $680. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $750.

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

Our data shows that the cheapest London Gatwick Airport to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $682. Flights in the afternoon are often more expensive with an average ticket price of $727.

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

As of November 2025, prices for London Gatwick Airport to San Francisco flights are approximately 5% cheaper 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 round-trip 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

Direct flights

None
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.
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  • How far is London Gatwick to San Francisco by plane?

    The distance between London Gatwick and San Francisco is about 5365.4 mi. Typically, this will take 14h 35m 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 refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 license 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.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Calistoga
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Vallejo
Walnut Creek
Half Moon Bay
Salinas
Turlock
Livermore
Pacific Grove

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?

Flights from London to San Francisco 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?

momondo helps you find the best flight between London and San Francisco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of London to San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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