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Cheap flights from London Gatwick Airport to San Francisco from $458

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 9/29. 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

SWISS Logo
6:40 pm - 4:30 pmLGW-SFO
29h 50m1 stop
SWISS Logo
7:25 pm - 5:50 pmSFO-LGW
14h 25m1 stop
$528SWISS
Find Deal
Tue, Nov 18 - Tue, Dec 2
SWISS Logo
6:40 pm - 4:30 pmLGW-SFO
29h 50m1 stop
SWISS Logo
7:25 pm - 5:50 pmSFO-LGW
14h 25m1 stop
$530SWISS
Find Deal
Fri, Nov 7 - Tue, Nov 11
SWISS Logo
6:40 pm - 4:30 pmLGW-SFO
29h 50m1 stop
SWISS Logo
7:25 pm - 5:50 pmSFO-LGW
14h 25m1 stop
$532SWISS
Find Deal
Wed, Nov 5 - Mon, Nov 10
American Airlines Logo
3:05 pm - 11:59 pmLGW-SFO
16h 54m1 stop
American Airlines Logo
10:12 am - 8:10 amSFO-LGW
13h 58m1 stop
$536American Airlines
Find Deal
Wed, Oct 1 - Tue, Oct 7
JetBlue Logo
12:10 pm - 11:59 pmLGW-SFO
19h 49m1 stop
JetBlue Logo
10:00 pm - 9:35 amSFO-LGW
27h 35m1 stop
$549JetBlue
Find Deal
Mon, Sep 29 - Sat, Oct 4
Icelandair Logo
12:10 pm - 11:59 pmLGW-SFO
19h 49m1 stop
Icelandair Logo
10:00 pm - 9:35 amSFO-LGW
27h 35m1 stop
$556Icelandair
Find Deal
Sat, Sep 27 - Sat, Oct 11
Multiple Airlines Logo
11:20 am - 11:27 amLGW-SFO
31h 07m2 stops
Multiple Airlines Logo
6:30 am - 12:25 pmSFO-LGW
21h 55m2 stops
$559Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
11:20 am - 12:11 pmLGW-SFO
32h 51m1 stop
Multiple Airlines Logo
6:00 am - 9:00 amSFO-LGW
19h 00m2 stops
$575Multiple Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
JetBlue Logo
12:10 pm - 9:43 pmLGW-SFO
17h 33m1 stop
JetBlue Logo
8:40 am - 9:35 amSFO-LGW
16h 55m1 stop
$579JetBlue
Find Deal
Fri, Sep 26 - Fri, Oct 3
American Airlines Logo
12:30 pm - 11:08 amLGW-SFO
30h 38m2 stops
American Airlines Logo
6:00 am - 9:00 amSFO-LGW
19h 00m2 stops
$636American Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3

SWISS flights from London Gatwick Airport to San Francisco

Our best SWISS deals on London Gatwick Airport to San Francisco flight tickets
SWISS
Nov 18
LGW6:40 pmLondon Gatwick
29h 50m
1 stop
SFO4:30 pmSan Francisco
Dec 2
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
$528
Find similar
SWISS
Nov 7
LGW6:40 pmLondon Gatwick
29h 50m
1 stop
SFO4:30 pmSan Francisco
Nov 11
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
$530
Find similar
SWISS
Nov 5
LGW6:40 pmLondon Gatwick
29h 50m
1 stop
SFO4:30 pmSan Francisco
Nov 10
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
$532
Find similar

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
Oct 20
LGW4:25 pmLondon Gatwick
29h 10m
1 stop
SFO1:35 pmSan Francisco
Oct 25
SFO7:35 pmSan Francisco
31h 15m
1 stop
LGW9:50 amLondon Gatwick
$577
Find similar
TAP AIR PORTUGAL
Mar 13
LGW4:40 pmLondon Gatwick
30h 05m
1 stop
SFO3:45 pmSan Francisco
Mar 20
SFO8:10 pmSan Francisco
30h 40m
1 stop
LGW9:50 amLondon Gatwick
$583
Find similar
TAP AIR PORTUGAL
Oct 28
LGW10:40 amLondon Gatwick
35h 50m
1 stop
SFO3:30 pmSan Francisco
Nov 7
SFO7:10 pmSan Francisco
30h 40m
1 stop
LGW9:50 amLondon Gatwick
$584
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 September 16, 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

Tue 11/18

6:40 pm-4:30 pm

1 stop29h 50m

San Francisco

Tue 12/2

7:25 pm-5:50 pm

1 stop14h 25m

$528

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 11/7

6:40 pm-4:30 pm

1 stop29h 50m

San Francisco

Tue 11/11

7:25 pm-5:50 pm

1 stop14h 25m

$530

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 11/5

6:40 pm-4:30 pm

1 stop29h 50m

San Francisco

Mon 11/10

7:25 pm-5:50 pm

1 stop14h 25m

$532

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 10/1

3:05 pm-11:59 pm

1 stop16h 54m

San Francisco

Tue 10/7

10:12 am-8:10 am

1 stop13h 58m

$536

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 9/29

12:10 pm-11:59 pm

1 stop19h 49m

San Francisco

Sat 10/4

10:00 pm-9:35 am

1 stop27h 35m

$549

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 9/27

12:10 pm-11:59 pm

1 stop19h 49m

San Francisco

Sat 10/11

10:00 pm-9:35 am

1 stop27h 35m

$556

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 10/31

11:20 am-11:27 am

2 stops31h 07m

San Francisco

Fri 11/7

6:30 am-12:25 pm

2 stops21h 55m

$559

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 11/26

11:20 am-12:11 pm

1 stop32h 51m

San Francisco

Wed 12/3

6:00 am-9:00 am

2 stops19h 00m

$575

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 9/26

12:10 pm-9:43 pm

1 stop17h 33m

San Francisco

Fri 10/3

8:40 am-9:35 am

1 stop16h 55m

$579

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 11/26

12:30 pm-11:08 am

2 stops30h 38m

San Francisco

Wed 12/3

6:00 am-9:00 am

2 stops19h 00m

$636

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 November is also cheap. Prices for this month can be found on momondo for an average of $574.

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 $646. 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 morning are often more expensive with an average ticket price of $718.

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

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.
Search flight deals

  • 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 16h 54m 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
Calistoga
Bodega Bay
Roseville
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Half Moon Bay
Walnut Creek
Vallejo
Redwood City
Salinas
South San Francisco
Fairfield

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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