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Cheap flights from London Gatwick Airport to San Francisco from $603

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 6/24. 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
1 adult, Economy, 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
4:20 pm - 3:35 pm
SFO
-
LGW
15h 15m
1 stop
$716TAP AIR PORTUGAL
Tue, Sep 15 - Tue, Sep 29
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
$717SWISS
Wed, Jun 24 - Wed, Aug 5
Multiple Airlines Logo
10:25 am - 6:00 pm
LGW
-
SFO
15h 35m
1 stop
Multiple Airlines Logo
6:06 am - 9:25 am
SFO
-
LGW
43h 19m
2 stops
$718Multiple Airlines
Wed, Aug 26 - Mon, Aug 31
SWISS Logo
9:25 am - 4:35 pm
LGW
-
SFO
15h 10m
1 stop
SWISS Logo
7:35 pm - 8:25 am
SFO
-
LGW
28h 50m
1 stop
$719SWISS
Thu, Jul 2 - Thu, Jul 23
Delta Logo
10:35 am - 6:00 pm
LGW
-
SFO
15h 25m
1 stop
Delta Logo
3:05 pm - 4:00 pm
SFO
-
LGW
16h 55m
1 stop
$720Delta
Tue, Oct 6 - Tue, Oct 13
British Airways Logo
11:30 am - 7:13 pm
LGW
-
SFO
39h 43m
2 stops
British Airways Logo
9:23 pm - 8:00 pm
SFO
-
LGW
38h 37m
2 stops
$722British Airways
Fri, Aug 21 - Sat, Sep 19
Virgin Atlantic Logo
4:45 pm - 1:25 pm
LGW
-
SFO
28h 40m
1 stop
Virgin Atlantic Logo
3:40 pm - 3:45 pm
SFO
-
LGW
16h 05m
1 stop
$723Virgin Atlantic
Tue, Nov 3 - Tue, Nov 17
British Airways Logo
8:40 pm - 9:13 pm
LGW
-
SFO
32h 33m
2 stops
British Airways Logo
12:41 pm - 10:50 am
SFO
-
LGW
38h 09m
2 stops
$724British Airways
Thu, Aug 20 - Wed, Sep 16
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
$725SWISS
Wed, Jun 24 - Wed, Jul 22
SWISS Logo
6:35 pm - 4:35 pm
LGW
-
SFO
30h 00m
1 stop
SWISS Logo
7:35 pm - 8:25 am
SFO
-
LGW
28h 50m
1 stop
$726SWISS
Thu, Aug 20 - Sat, Sep 5

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
Sep 15
LGW9:15 pmLondon Gatwick
25h 20m
2 stops
SFO2:35 pmSan Francisco
Sep 29
SFO4:20 pmSan Francisco
15h 15m
1 stop
LGW3:35 pmLondon Gatwick
$716
TAP AIR PORTUGAL
Jun 15
LGW9:15 pmLondon Gatwick
27h 50m
3 stops
SFO5:05 pmSan Francisco
Jul 13
SFO4:30 pmSan Francisco
33h 15m
1 stop
LGW9:45 amLondon Gatwick
$731
TAP AIR PORTUGAL
Jun 9
LGW9:15 pmLondon Gatwick
25h 20m
2 stops
SFO2:35 pmSan Francisco
Nov 2
SFO4:35 pmSan Francisco
20h 00m
2 stops
LGW8:35 pmLondon Gatwick
$737

SWISS flights from London Gatwick Airport to San Francisco

Our best SWISS deals on London Gatwick Airport to San Francisco flight tickets
SWISS
Oct 7
LGW9:25 amLondon Gatwick
15h 10m
1 stop
SFO4:35 pmSan Francisco
Oct 14
SFO7:35 pmSan Francisco
14h 15m
1 stop
LGW5:50 pmLondon Gatwick
$717
SWISS
Jul 2
LGW9:25 amLondon Gatwick
15h 10m
1 stop
SFO4:35 pmSan Francisco
Jul 23
SFO7:35 pmSan Francisco
28h 50m
1 stop
LGW8:25 amLondon Gatwick
$719
SWISS
Jun 24
LGW9:25 amLondon Gatwick
14h 50m
1 stop
SFO4:15 pmSan Francisco
Jul 22
SFO7:35 pmSan Francisco
14h 15m
1 stop
LGW5:50 pmLondon Gatwick
$725

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 June 6, 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 9/15

9:15 pm-2:35 pm

2 stops25h 20m

San Francisco

Tue 9/29

4:20 pm-3:35 pm

1 stop15h 15m

$716
Quickest round-trip

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 6/24

9:25 am-4:15 pm

1 stop14h 50m

San Francisco

Wed 8/5

7:35 pm-5:50 pm

1 stop14h 15m

$717

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 8/26

10:25 am-6:00 pm

1 stop15h 35m

San Francisco

Mon 8/31

6:06 am-9:25 am

2 stops43h 19m

$718

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 7/2

9:25 am-4:35 pm

1 stop15h 10m

San Francisco

Thu 7/23

7:35 pm-8:25 am

1 stop28h 50m

$719

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 10/6

10:35 am-6:00 pm

1 stop15h 25m

San Francisco

Tue 10/13

3:05 pm-4:00 pm

1 stop16h 55m

$720

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 8/21

11:30 am-7:13 pm

2 stops39h 43m

San Francisco

Sat 9/19

9:23 pm-8:00 pm

2 stops38h 37m

$722

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 11/3

4:45 pm-1:25 pm

1 stop28h 40m

San Francisco

Tue 11/17

3:40 pm-3:45 pm

1 stop16h 05m

$723

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 8/20

8:40 pm-9:13 pm

2 stops32h 33m

San Francisco

Wed 9/16

12:41 pm-10:50 am

2 stops38h 09m

$724

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 6/24

9:25 am-4:15 pm

1 stop14h 50m

San Francisco

Wed 7/22

7:35 pm-5:50 pm

1 stop14h 15m

$725

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 8/20

6:35 pm-4:35 pm

1 stop30h 00m

San Francisco

Sat 9/5

7:35 pm-8:25 am

1 stop28h 50m

$726

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 $744. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $885.

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 $762. Flights in the morning are often more expensive with an average ticket price of $797.

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
Hayward
Roseville
Bodega Bay
Walnut Creek
Santa Clara
Berkeley
Fremont
Vallejo
Sunnyvale
Big Sur
South San Francisco
Pacific Grove
Daly City
Burlingame
Calistoga
Salinas

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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