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$538+ Cheap flights from Gatwick (LGW) to San Francisco (SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SFO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from London Gatwick to San Francisco are usually found in February or November, booked 62 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap 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 June 12, 2025.

Round-trip from

$538
(Gotogate)

Popular in

December

Cheapest in

February

Average price

$714
From London Gatwick to San Francisco
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Gatwick to San Francisco

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 June 12, 2025.

This Gotogate deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:40 pmLGW - SFO
1 stop29h 30mSWISS
Sat 9/137:30 pmSFO - LGW
1 stop14h 20mSWISS
Deal found 6/12$538
This Justfly.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:40 pmLGW - SFO
1 stop30h 05mTAP AIR PORTUGAL
Sat 11/294:35 pmSFO - LGW
1 stop33h 15mTAP AIR PORTUGAL
Deal found 6/12$540
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:55 amLGW - SFO
1 stop21h 04mMultiple Airlines
Wed 10/811:00 amSFO - LGW
1 stop15h 55mMultiple Airlines
Deal found 6/10$542
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:20 amLGW - SFO
2 stops39h 44mAmerican Airlines
Sat 12/1311:59 pmSFO - LGW
2 stops47h 31mAmerican Airlines
Deal found 6/12$546
This Netflights deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/103:05 pmLGW - SFO
1 stop16h 54mBritish Airways
Wed 9/1710:23 amSFO - LGW
1 stop13h 47mBritish Airways
Deal found 6/10$560
This Virgin Atlantic deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:00 pmLGW - SFO
1 stop19h 47mVirgin Atlantic
Thu 9/46:15 amSFO - LGW
2 stops19h 45mVirgin Atlantic
Deal found 6/11$580
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1012:00 pmLGW - SFO
2 stops40h 22mDelta
Wed 6/255:35 amSFO - LGW
2 stops44h 25mDelta
Deal found 6/10$595
This Iberia deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:40 pmLGW - SFO
1 stop27h 30mIberia
Thu 9/411:32 amSFO - LGW
2 stops24h 28mIberia
Deal found 6/11$650
This Justfly.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/249:40 amLGW - SFO
1 stop34h 45mAir Transat
Mon 7/141:25 pmSFO - LGW
1 stop34h 30mAir Transat
Deal found 6/11$705
This JetBlue deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2412:10 pmLGW - SFO
1 stop20h 25mJetBlue
Wed 9/107:00 amSFO - LGW
1 stop18h 35mJetBlue
Deal found 6/11$718

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from London Gatwick Airport to San Francisco that are best for you.

Fly from

Gatwick

Fly to

San Francisco

Route

Depart

Return

Price

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 9/4

6:40 pm-4:10 pm

1 stop29h 30m

San Francisco

Sat 9/13

7:30 pm-5:50 pm

1 stop14h 20m

$538

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 11/21

4:40 pm-2:45 pm

1 stop30h 05m

San Francisco

Sat 11/29

4:35 pm-9:50 am

1 stop33h 15m

$540

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 9/3

10:55 am-11:59 pm

1 stop21h 04m

San Francisco

Wed 10/8

11:00 am-10:55 am

1 stop15h 55m

$542

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 11/20

11:20 am-7:04 pm

2 stops39h 44m

San Francisco

Sat 12/13

11:59 pm-7:30 am

2 stops47h 31m

$546

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 9/10

3:05 pm-11:59 pm

1 stop16h 54m

San Francisco

Wed 9/17

10:23 am-8:10 am

1 stop13h 47m

$560

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 8/26

12:00 pm-11:47 pm

1 stop19h 47m

San Francisco

Thu 9/4

6:15 am-10:00 am

2 stops19h 45m

$580

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 7/1

10:40 am-10:56 pm

2 stops20h 16m

San Francisco

Sun 7/13

11:47 pm-8:35 am

2 stops24h 48m

$628

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 8/11

12:00 pm-1:35 am

1 stop21h 35m

San Francisco

Wed 9/3

10:50 pm-10:00 am

1 stop27h 10m

$634

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 8/26

7:25 am-6:10 pm

1 stop18h 45m

San Francisco

Thu 9/4

11:32 am-8:00 pm

2 stops24h 28m

$646

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 9/1

12:05 pm-1:25 pm

1 stop33h 20m

San Francisco

Mon 9/15

3:15 pm-11:15 am

1 stop36h 00m

$671

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 18 results
1
2

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 round-trip 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 far ahead should I book a flight from London Gatwick Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Gatwick to San Francisco. Price data was last updated on June 9, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Gatwick Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Gatwick Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to San Francisco (average of $276). Flying from London Gatwick Airport to San Francisco in June is currently the most expensive (average of $364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LGW to SFO?

Find hourly flight availability from Gatwick to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from London Gatwick Airport to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 17% versus a flight in the morning.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
To help decide which airline to fly from London to San Francisco, see what other customers have to say about Delta, Air Transat and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Transat
7.8
Good
396 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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?

    Most people fly into San Francisco (SFO) if they book a flight to San Francisco from London Gatwick. On average, San Francisco has 0 inbound flights from London Gatwick per day from 0 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

    Currently priced at $538, 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. Search Cheapflights for deals from TAP AIR PORTUGAL and American Airlines - these airlines can fly you to your destination from $540 and $546, respectively. SWISS is 23% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Gatwick Airport to San Francisco one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $579. WestJet flights start at $601 while deals on British Airways start at $626 one-way.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from London Gatwick Airport to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to San Francisco (average of $276). Flying from London Gatwick Airport to San Francisco in June is currently the most expensive (average of $364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

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Alternative routes for Gatwick to San Francisco

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