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Cheap flights from London Gatwick Airport to San Francisco from $596

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 7/7. 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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0 bags

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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
9:15 pm - 2:35 pm
LGW
-
SFO
25h 20m
2 stops
TAP AIR PORTUGAL Logo
4:35 pm - 3:45 pm
SFO
-
LGW
15h 10m
1 stop
$688TAP AIR PORTUGAL
Tue, Jun 9 - Mon, Nov 2
SWISS Logo
9:05 am - 4:15 pm
LGW
-
SFO
15h 10m
1 stop
SWISS Logo
7:35 pm - 5:50 pm
SFO
-
LGW
14h 15m
1 stop
$691SWISS
Sun, Sep 6 - Mon, Sep 21
SWISS Logo
9:25 am - 4:15 pm
LGW
-
SFO
14h 50m
1 stop
SWISS Logo
7:35 pm - 5:50 pm
SFO
-
LGW
14h 15m
1 stop
$692SWISS
Wed, Sep 23 - Thu, Oct 8
SWISS Logo
6:35 pm - 4:15 pm
LGW
-
SFO
29h 40m
1 stop
SWISS Logo
7:35 pm - 5:50 pm
SFO
-
LGW
14h 15m
1 stop
$693SWISS
Mon, Sep 7 - Mon, Sep 28
SWISS Logo
9:25 am - 4:15 pm
LGW
-
SFO
14h 50m
1 stop
SWISS Logo
7:35 pm - 8:25 am
SFO
-
LGW
28h 50m
1 stop
$695SWISS
Thu, Sep 17 - Sun, Sep 27
Multiple Airlines Logo
3:35 pm - 2:40 pm
LGW
-
SFO
31h 05m
2 stops
Multiple Airlines Logo
4:45 pm - 9:15 pm
SFO
-
LGW
20h 30m
2 stops
$696Multiple Airlines
Wed, Sep 16 - Tue, Sep 22
SWISS Logo
6:35 pm - 4:15 pm
LGW
-
SFO
29h 40m
1 stop
SWISS Logo
7:35 pm - 5:50 pm
SFO
-
LGW
14h 15m
1 stop
$697SWISS
Mon, Sep 7 - Mon, Sep 21
SWISS Logo
6:35 pm - 4:15 pm
LGW
-
SFO
29h 40m
1 stop
SWISS Logo
7:35 pm - 5:50 pm
SFO
-
LGW
14h 15m
1 stop
$702SWISS
Mon, Sep 7 - Mon, Sep 21
TAP AIR PORTUGAL Logo
4:40 pm - 2:45 pm
LGW
-
SFO
30h 05m
1 stop
TAP AIR PORTUGAL Logo
7:15 pm - 9:50 am
SFO
-
LGW
30h 35m
1 stop
$706TAP AIR PORTUGAL
Fri, Nov 20 - Fri, Nov 27
TAP AIR PORTUGAL Logo
4:25 pm - 2:35 pm
LGW
-
SFO
30h 10m
1 stop
TAP AIR PORTUGAL Logo
7:20 pm - 9:45 am
SFO
-
LGW
30h 25m
2 stops
$707TAP AIR PORTUGAL
Tue, Aug 25 - Tue, Sep 1

SWISS flights from London Gatwick Airport to San Francisco

Our best SWISS deals on London Gatwick Airport to San Francisco flight tickets
SWISS
Sep 6
LGW9:05 amLondon Gatwick
15h 10m
1 stop
SFO4:15 pmSan Francisco
Sep 21
SFO7:35 pmSan Francisco
14h 15m
1 stop
LGW5:50 pmLondon Gatwick
$691
SWISS
Sep 23
LGW9:25 amLondon Gatwick
14h 50m
1 stop
SFO4:15 pmSan Francisco
Oct 8
SFO7:35 pmSan Francisco
14h 15m
1 stop
LGW5:50 pmLondon Gatwick
$692
SWISS
Sep 7
LGW6:35 pmLondon Gatwick
29h 40m
1 stop
SFO4:15 pmSan Francisco
Sep 28
SFO7:35 pmSan Francisco
14h 15m
1 stop
LGW5:50 pmLondon Gatwick
$693

Virgin Atlantic flights from London Gatwick Airport to San Francisco

Our best Virgin Atlantic deals on London Gatwick Airport to San Francisco flight tickets
Virgin Atlantic
Jun 17
LGW10:25 amLondon Gatwick
15h 35m
1 stop
SFO6:00 pmSan Francisco
Jul 8
SFO8:10 pmSan Francisco
29h 15m
1 stop
LGW9:25 amLondon Gatwick
$760
Virgin Atlantic
Nov 4
LGW10:00 amLondon Gatwick
22h 15m
2 stops
SFO12:15 amSan Francisco
Nov 10
SFO3:40 pmSan Francisco
16h 05m
1 stop
LGW3:45 pmLondon Gatwick
$769
Virgin Atlantic
Jun 5
LGW10:25 amLondon Gatwick
17h 55m
1 stop
SFO8:20 pmSan Francisco
Jun 10
SFO8:10 pmSan Francisco
29h 15m
1 stop
LGW9:25 amLondon Gatwick
$897

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 May 25, 2026.
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 round-trip

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 6/9

9:15 pm-2:35 pm

2 stops25h 20m

San Francisco

Mon 11/2

4:35 pm-3:45 pm

1 stop15h 10m

$688

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sun 9/6

9:05 am-4:15 pm

1 stop15h 10m

San Francisco

Mon 9/21

7:35 pm-5:50 pm

1 stop14h 15m

$691
Quickest round-trip

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 9/23

9:25 am-4:15 pm

1 stop14h 50m

San Francisco

Thu 10/8

7:35 pm-5:50 pm

1 stop14h 15m

$692

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 9/7

6:35 pm-4:15 pm

1 stop29h 40m

San Francisco

Mon 9/28

7:35 pm-5:50 pm

1 stop14h 15m

$693

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 9/17

9:25 am-4:15 pm

1 stop14h 50m

San Francisco

Sun 9/27

7:35 pm-8:25 am

1 stop28h 50m

$695

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 9/16

3:35 pm-2:40 pm

2 stops31h 05m

San Francisco

Tue 9/22

4:45 pm-9:15 pm

2 stops20h 30m

$696

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 9/7

6:35 pm-4:15 pm

1 stop29h 40m

San Francisco

Mon 9/21

7:35 pm-5:50 pm

1 stop14h 15m

$697

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 9/7

6:35 pm-4:15 pm

1 stop29h 40m

San Francisco

Mon 9/21

7:35 pm-5:50 pm

1 stop14h 15m

$702

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 11/20

4:40 pm-2:45 pm

1 stop30h 05m

San Francisco

Fri 11/27

7:15 pm-9:50 am

1 stop30h 35m

$706

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 8/25

4:25 pm-2:35 pm

1 stop30h 10m

San Francisco

Tue 9/1

7:20 pm-9:45 am

2 stops30h 25m

$707

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 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 to San Francisco during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $494.

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 Tuesday when prices can be found for as low as $741. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $881.

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 at noon. Our users have found flights to San Francisco at noon for as low as $755. Flights in the morning are often more expensive with an average ticket price of $794.

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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from London Gatwick Airport to San Francisco takes 14h 50m
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

Frequently asked questions about flying from London Gatwick Airport to San Francisco

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

    The distance between London Gatwick and San Francisco is about 5365.6 mi. Typically, this will take 14h 50m 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
Walnut Creek
Hayward
Roseville
Santa Clara
Berkeley
Fremont
Vallejo
Big Sur
Sunnyvale
Calistoga
South San Francisco
Daly City
Salinas
Pacific Grove
Burlingame

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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