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Cheap flights from London Gatwick Airport to San Francisco from £383

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SFO
25 Mar — 1 Apr1
1 adult

Cheapflights Tip: The best prices from London Gatwick to San Francisco are usually found in November or February, booked 50 days in advance, depart on a Monday or Wednesday and return on a Monday

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 20 March 2025.

Round-trip from

£407

One-way from

£383

Popular in

August

Cheapest in

November

Average price

£431
SWISS
  • SWISS
  • 22/4-29/4
  • 2 total stops
  • 43h 55m total
  • London to San Francisco
18/6
  • 18/6
  • 1 total stop
  • 16h 48m total
  • London to San Francisco
Highest demand for flights based on searches. 19% potential increase in price (£101 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in March 2025

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 20 March 2025.

Tue 22/418:35LGW - SFO
1 stop29h 35mSWISS
Tue 29/419:30SFO - LGW
1 stop14h 20mSWISS
Deal found 19/3£407
Wed 1/1016:25LGW - SFO
1 stop30h 05mTAP AIR PORTUGAL
Sat 11/1019:20SFO - LGW
1 stop30h 25mTAP AIR PORTUGAL
Deal found 19/3£414
Wed 14/515:05LGW - SFO
1 stop17h 01mBritish Airways
Tue 20/522:20SFO - LGW
1 stop25h 50mBritish Airways
Deal found 19/3£434
Fri 26/915:05LGW - SFO
1 stop16h 52mMultiple Airlines
Fri 3/1013:15SFO - LGW
1 stop34h 55mMultiple Airlines
Deal found 19/3£441
Sat 3/511:45LGW - SFO
2 stops19h 56mIberia
Sat 10/517:45SFO - LGW
1 stop18h 15mIberia
Deal found 19/3£457
Wed 9/712:40LGW - SFO
1 stop31h 43mAir Transat
Mon 14/713:25SFO - LGW
1 stop34h 30mAir Transat
Deal found 19/3£481
Fri 23/512:00LGW - SFO
1 stop21h 39mVirgin Atlantic
Thu 29/511:40SFO - LGW
1 stop14h 20mVirgin Atlantic
Deal found 19/3£540
Sun 7/909:10LGW - SFO
1 stop17h 00mVueling
Sun 28/920:10SFO - LGW
1 stop28h 20mVueling
Deal found 19/3£552
Mon 16/612:00LGW - SFO
1 stop19h 20mAir France
Sun 22/622:45SFO - LGW
1 stop27h 15mAir France
Deal found 19/3£588

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 20 March 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

Tue 22/4

18:35-16:10

1 stop29h 35m

San Francisco

Tue 29/4

19:30-17:50

1 stop14h 20m

£407

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 3/9

16:25-14:30

1 stop30h 05m

San Francisco

Tue 23/9

16:20-15:35

1 stop15h 15m

£429

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 14/5

15:05-00:06

1 stop17h 01m

San Francisco

Tue 20/5

22:20-08:10

1 stop25h 50m

£434

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 22/4

18:35-20:50

2 stops34h 15m

San Francisco

Tue 29/4

19:30-17:50

1 stop14h 20m

£451

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 3/5

11:45-23:41

2 stops19h 56m

San Francisco

Sat 10/5

17:45-20:00

1 stop18h 15m

£457

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Wed 9/7

12:40-12:23

1 stop31h 43m

San Francisco

Mon 14/7

13:25-07:55

1 stop34h 30m

£481

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 27/6

12:00-21:08

1 stop17h 08m

San Francisco

Sat 12/7

11:30-10:00

1 stop14h 30m

£521

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sun 7/9

09:10-18:10

1 stop17h 00m

San Francisco

Sun 28/9

20:10-08:30

1 stop28h 20m

£552

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 16/6

12:00-23:20

1 stop19h 20m

San Francisco

Sun 22/6

22:45-10:00

1 stop27h 15m

£588

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 26/5

12:10-09:51

1 stop29h 41m

San Francisco

Sat 31/5

20:50-09:35

1 stop28h 45m

£643

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Showing 1-10 of 19 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 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 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 return flight from Gatwick to San Francisco. Price data was last updated on 14 March 2025.

The price you pay for your flight from London Gatwick Airport to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to San Francisco (average of £538). Flying from London Gatwick Airport to San Francisco in July is currently the most expensive (average of £803). 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 20 March 2025.

It’s optimal to fly from London Gatwick Airport to San Francisco at midday. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from London Gatwick Airport to San Francisco?

Use this chart to determine the cheapest time to fly return from Gatwick to San Francisco. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Gatwick Airport to San Francisco flight should consider departing on Friday at midday when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 20 March 2025.
Get a feel of what it's like to fly with Air Transat, SWISS and Air France from London to San Francisco by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.9

Crew

8.5

Comfort

7.3

Entertainment

7.1

Overall

7.8

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Boarding

7.9

Crew

8.5

Comfort

7.3

Entertainment

7.1

Overall

7.8

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Boarding

7.9

Crew

8.5

Comfort

7.3

Entertainment

7.1

Overall

7.8

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Boarding

7.9

Crew

8.5

Comfort

7.3

Entertainment

7.1

Overall

7.8

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Boarding

7.9

Crew

8.5

Comfort

7.3

Entertainment

7.1

Overall

7.8

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

Boarding

7.9

Crew

8.5

Comfort

7.3

Entertainment

7.1

Overall

7.8

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

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 11.8 mi from the center of San Francisco. There are 0 flights from London Gatwick to San Francisco per day from 7 different airlines.

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

    Currently priced at £407, 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 British Airways - these airlines can fly you to your destination from £429 and £434, respectively. Users have found that SWISS is 25% cheaper than the other options available to this destination.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £400. Users have also found prices from £410 and £425 on Vueling and WestJet, respectively.

  • 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.

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

    Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to San Francisco (average of £538). Flying from London Gatwick Airport to San Francisco in July is currently the most expensive (average of £803). 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

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Santa Cruz
San Mateo
Los Banos
Vallejo
South San Francisco
Pacific Grove
Union City

Browse thousands of different options on Cheapflights for your next trip

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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 7 airlines flying from Gatwick to San Francisco

Discover the top 7 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 20 March 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£356Average£472FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Virgin AtlanticCheapest£370Average£482FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
SWISSCheapest£374Average£459FlexibilityNo cancel feeOn-time79%
Search SWISS flights
British AirwaysCheapest£381Average£559FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£383Average£518FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£390Average£579FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£393Average£648FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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