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Cheap flights from London Gatwick Airport to San Diego from £244

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — SAN
5 Apr — 12 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to San Diego
Explore the most affordable flight options available from Gatwick to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 March 2026.

Mon 13/409:25
LGW
-
SAN
2 stops21h 34m
SWISS
Wed 22/406:20
SAN
-
LGW
2 stops18h 05m
SWISS
Deal found 2/3£534
Tue 15/909:25
LGW
-
SAN
2 stops20h 45m
SWISS
Tue 29/913:48
SAN
-
LGW
2 stops20h 02m
SWISS
Deal found 3/3£541
Tue 21/409:25
LGW
-
SAN
2 stops21h 34m
SWISS
Thu 30/413:35
SAN
-
LGW
2 stops20h 15m
SWISS
Deal found 1/3£549
Mon 13/409:25
LGW
-
SAN
2 stops21h 34m
SWISS
Thu 7/513:35
SAN
-
LGW
2 stops20h 15m
SWISS
Deal found 3/3£551
Tue 14/409:25
LGW
-
SAN
2 stops21h 34m
SWISS
Tue 21/410:52
SAN
-
LGW
2 stops37h 33m
SWISS
Deal found 1/3£563
Tue 21/413:05
LGW
-
SAN
1 stop31h 43m
Multiple Airlines
Thu 30/409:19
SAN
-
LGW
2 stops42h 56m
Multiple Airlines
Deal found 1/3£564
Thu 16/409:25
LGW
-
SAN
2 stops45h 34m
SWISS
Wed 22/406:20
SAN
-
LGW
2 stops18h 05m
SWISS
Deal found 2/3£569
Thu 23/413:05
LGW
-
SAN
1 stop38h 35m
Multiple Airlines
Thu 7/509:19
SAN
-
LGW
2 stops29h 51m
Multiple Airlines
Deal found 4/3£570
Wed 8/409:20
LGW
-
SAN
2 stops21h 39m
SWISS
Mon 20/406:20
SAN
-
LGW
2 stops18h 00m
SWISS
Deal found 3/3£571

Find flight deals from Gatwick to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to San Diego (SAN). 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 6 March 2026.

Round-trip from

£534

One-way from

£244

Popular in

December

Cheapest in

January

Average price

£600
SWISS
  • SWISS
  • 13/4-22/4
  • 4 total stops
  • 39h 39m total
  • London to San Diego
Search Deals
4/6
  • 4/6
  • 2 total stops
  • 40h 22m total
  • London to San Diego
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to San Diego 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 6 March 2026.
Use the filters below to find and compare flights from London Gatwick Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 23/4

13:05-12:48

1 stop31h 43m

San Diego

Thu 7/5

21:25-06:20

1 stop24h 55m

£683

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Tue 14/4

13:05-12:52

1 stop31h 47m

San Diego

Tue 21/4

07:00-06:20

1 stop15h 20m

£684

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 16/4

09:25-22:59

2 stops21h 34m

San Diego

Thu 23/4

06:20-08:25

2 stops18h 05m

£689

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 16/4

13:05-12:52

1 stop31h 47m

San Diego

Thu 23/4

21:25-06:20

1 stop24h 55m

£701
Fastest return journey

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Sun 19/4

09:25-22:59

2 stops21h 34m

San Diego

Mon 4/5

07:00-08:20

2 stops17h 20m

£713

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 23/4

15:40-23:59

2 stops40h 19m

San Diego

Thu 7/5

14:23-14:40

2 stops16h 17m

£749

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Sun 19/4

13:05-12:52

1 stop31h 47m

San Diego

Mon 4/5

21:25-06:20

1 stop24h 55m

£762

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Fri 29/5

15:40-17:23

2 stops33h 43m

San Diego

Sat 6/6

10:54-14:40

2 stops19h 46m

£880

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Fri 17/7

13:05-14:27

1 stop33h 22m

San Diego

Fri 31/7

07:00-06:20

1 stop15h 20m

£893

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Tue 31/3

13:05-12:52

1 stop31h 47m

San Diego

Sat 18/4

21:58-06:20

1 stop24h 22m

£926

Flights are sorted by cheapest return flights first.

Deals found on 1/3

Showing 1-10 of 21 resultsSorted by cheapest first
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2
3

Best time to book a flight from Gatwick to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to San Diego. 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 Diego from London Gatwick?

    Most people fly into San Diego (SAN) if they book a flight to San Diego from London Gatwick. On average, San Diego has 0 inbound flights from London Gatwick per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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

    A quick flight from London Gatwick Airport to San Diego can take about 21h 34m. SWISS provides one of the quickest options available for as low as £689. The distance between London Gatwick Airport and San Diego is about 5492 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick to San Diego 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 Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
El Cajon

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Alternative routes for Gatwick to San Diego

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

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

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Cheapflights does show flights with no change fees to all users. To see these options for flights from Gatwick to San Diego, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Gatwick to San Diego on Cheapflights with our Price Alert feature and get notified when better prices are available.

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