Cheap flights from London Gatwick Airport to San Francisco from £450

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SFO
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to San Francisco
Explore the most affordable flight options available from Gatwick to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Wed 1/709:25
LGW
-
SFO
2 stops18h 37m
SWISS
Wed 22/714:40
SFO
-
LGW
2 stops33h 45m
SWISS
Deal found 8/6£526
Mon 29/618:35
LGW
-
SFO
1 stop29h 40m
SWISS
Mon 13/714:20
SFO
-
LGW
1 stop34h 05m
SWISS
Deal found 9/6£527
Wed 8/709:25
LGW
-
SFO
1 stop15h 10m
SWISS
Fri 17/719:35
SFO
-
LGW
1 stop14h 15m
SWISS
Deal found 9/6£528
Fri 10/709:25
LGW
-
SFO
1 stop14h 50m
SWISS
Mon 13/714:20
SFO
-
LGW
1 stop19h 30m
SWISS
Deal found 8/6£528
Fri 26/618:35
LGW
-
SFO
2 stops33h 27m
SWISS
Fri 3/719:35
SFO
-
LGW
1 stop14h 15m
SWISS
Deal found 8/6£531
Wed 1/709:25
LGW
-
SFO
2 stops37h 51m
SWISS
Fri 17/719:35
SFO
-
LGW
1 stop14h 15m
SWISS
Deal found 9/6£532
Tue 27/1016:45
LGW
-
SFO
1 stop28h 40m
Virgin Atlantic
Tue 10/1110:00
SFO
-
LGW
2 stops21h 45m
Virgin Atlantic
Deal found 8/6£534
Fri 3/709:25
LGW
-
SFO
1 stop14h 50m
SWISS
Sun 19/714:20
SFO
-
LGW
1 stop34h 05m
SWISS
Deal found 9/6£536
Wed 4/1110:00
LGW
-
SFO
1 stop35h 25m
Delta
Fri 13/1115:40
SFO
-
LGW
1 stop16h 05m
Delta
Deal found 4/6£537
Fri 4/910:25
LGW
-
SFO
1 stop15h 35m
Multiple Airlines
Fri 11/915:05
SFO
-
LGW
1 stop16h 55m
Multiple Airlines
Deal found 4/6£538
Sat 26/918:35
LGW
-
SFO
1 stop29h 40m
SWISS
Sat 3/1019:35
SFO
-
LGW
1 stop14h 15m
SWISS
Deal found 8/6£539
Tue 6/1010:35
LGW
-
SFO
1 stop15h 25m
Delta
Tue 13/1015:05
SFO
-
LGW
1 stop16h 55m
Delta
Deal found 4/6£540

Find flight deals from Gatwick to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 June 2026.

Round-trip from

£526

One-way from

£450

Popular in

August

Cheapest in

February

Average price

£553
SWISS
  • SWISS
  • 1/7-22/7
  • 4 total stops
  • 52h 22m total
  • London to San Francisco
25/6
  • 25/6
  • 3 total stops
  • 38h 00m total
  • London to San Francisco
Highest demand for flights based on searches. 22% potential increase in price (£121 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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, Cheapflights users made 858,174 searches. Data last updated 9 June 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 return flight

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 8/9

21:15-14:35

2 stops25h 20m

San Francisco

Wed 16/9

16:35-09:45

1 stop33h 10m

£563

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 19/9

21:15-14:05

2 stops48h 50m

San Francisco

Sat 26/9

19:35-09:45

1 stop30h 10m

£564

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 22/6

16:25-17:05

2 stops32h 40m

San Francisco

Thu 23/7

16:30-09:45

1 stop33h 15m

£589

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 22/9

21:15-14:35

2 stops25h 20m

San Francisco

Tue 29/9

16:20-15:35

1 stop15h 15m

£617

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 5/11

10:10-16:05

2 stops37h 55m

San Francisco

Mon 9/11

16:35-15:45

1 stop15h 10m

£683
Fastest return journey

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 10/7

09:25-16:15

1 stop14h 50m

San Francisco

Fri 17/7

14:40-17:50

2 stops19h 10m

£684

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 2/7

09:25-16:15

1 stop14h 50m

San Francisco

Thu 9/7

14:40-17:50

2 stops19h 10m

£759

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 3/7

09:25-16:15

1 stop14h 50m

San Francisco

Mon 6/7

14:40-17:50

2 stops19h 10m

£764

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 6/7

09:25-16:15

1 stop14h 50m

San Francisco

Mon 13/7

14:40-17:50

2 stops19h 10m

£771

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sun 4/10

07:30-10:50

1 stop35h 20m

San Francisco

Fri 16/10

18:45-22:25

1 stop19h 40m

£794

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Gatwick to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Gatwick with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to San Francisco

How much does it cost for a return flight from London Gatwick Airport to San Francisco?

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 9 June 2026.
Get a feel of what it's like to fly with SWISS and British Airways from London Gatwick Airport to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.4

Crew

8.3

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.

Comfort

7.4

Crew

8.3

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.

Comfort

7.4

Crew

8.3

Boarding

7.7

Food

7.1

Overall

7.5

Entertainment

6.8

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Francisco from London Gatwick?

    If you book a flight to San Francisco from London Gatwick, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.0 mi from the center of San Francisco. There are 0 flights from London Gatwick to San Francisco per day from 2 different airlines.

  • How long is the flight from London Gatwick Airport to San Francisco?

    For as low as £563, TAP AIR PORTUGAL can have you in San Francisco from London Gatwick Airport in 25h 20m. London Gatwick Airport and San Francisco are separated by a distance of 5374 mi.

  • What are the cheapest airlines flying from London Gatwick Airport to San Francisco round-trip?

    Currently priced at £372, SWISS will fly you from London Gatwick Airport to San Francisco and back. In addition to SWISS, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on British Airways for as low as £386. Users have found that SWISS is 31% cheaper than the other options available to this destination.

  • Can I find deals for flights from Gatwick to San Francisco that include hotel bookings?

    Yes. In addition to deals on Gatwick to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to San Francisco.

  • Can I find deals for business class flights from Gatwick to San Francisco?

    Yes. Cheapflights offers flight deals from Gatwick to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale

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Alternative routes for Gatwick to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Gatwick to San Francisco

Discover the top 2 airlines that operate flights from Gatwick to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 June 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest£372Average£478FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapest£386Average£827FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to San Francisco?

When you search for this flight from Gatwick to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Gatwick to San Francisco?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Gatwick to San Francisco.

Can Cheapflights find flights from Gatwick to San Francisco with no change fees?

Yes! Cheapflights helps users easily find flights from Gatwick to San Francisco with no change fees.

Can Cheapflights notify me if prices for flights from Gatwick to San Francisco become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from Gatwick today and book when prices fit your budget.

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