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Cheap flights from London Stansted Airport to San Diego from £312

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
STN — SAN
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stansted to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Stansted to San Diego
Explore the most affordable flight options available from Stansted to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Thu 5/320:05
STN
-
SAN
2 stops27h 40m
Multiple Airlines
Thu 12/318:35
SAN
-
STN
3 stops22h 30m
Multiple Airlines
Deal found 19/1£601
Mon 16/221:45
STN
-
SAN
2 stops31h 44m
Multiple Airlines
Fri 20/217:35
SAN
-
STN
1 stop14h 25m
Multiple Airlines
Deal found 18/1£812
Mon 8/608:30
STN
-
SAN
3 stops35h 20m
Multiple Airlines
Tue 9/614:05
SAN
-
STN
2 stops21h 30m
Multiple Airlines
Deal found 19/1£845
Wed 4/311:55
STN
-
SAN
2 stops32h 10m
Multiple Airlines
Mon 9/312:40
SAN
-
STN
3 stops25h 25m
Multiple Airlines
Deal found 20/1£859
Wed 6/512:05
STN
-
SAN
2 stops35h 20m
Multiple Airlines
Wed 20/507:00
SAN
-
STN
2 stops20h 30m
Multiple Airlines
Deal found 18/1£863
Wed 19/808:30
STN
-
SAN
3 stops35h 43m
Multiple Airlines
Tue 1/907:00
SAN
-
STN
3 stops30h 20m
Multiple Airlines
Deal found 19/1£892
Sat 1/808:30
STN
-
SAN
3 stops34h 00m
Multiple Airlines
Fri 14/807:00
SAN
-
STN
2 stops23h 15m
Multiple Airlines
Deal found 19/1£894
Wed 12/808:30
STN
-
SAN
3 stops35h 43m
Multiple Airlines
Tue 25/807:00
SAN
-
STN
2 stops25h 00m
Multiple Airlines
Deal found 19/1£904
Mon 20/706:30
STN
-
SAN
3 stops38h 50m
Multiple Airlines
Fri 24/717:15
SAN
-
STN
2 stops23h 05m
Multiple Airlines
Deal found 20/1£906
Fri 12/606:30
STN
-
SAN
3 stops22h 13m
Multiple Airlines
Thu 2/708:25
SAN
-
STN
3 stops25h 00m
Multiple Airlines
Deal found 20/1£918

Find flight deals from Stansted to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Stansted (STN) 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 21 January 2026.

Round-trip from

£601

One-way from

£312

Popular in

December

Cheapest in

January

Average price

£485
5/3-12/3
  • 5/3-12/3
  • 5 total stops
  • 50h 10m total
  • London to San Diego
Search Deals
7/4
  • 7/4
  • 3 total stops
  • 36h 32m total
  • London to San Diego
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£21 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 January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Stansted 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 21 January 2026.
Use the filters below to find and compare flights from London Stansted Airport to San Diego that are best for you.

Fly from

Stansted

Fly to

San Diego

Route

Depart

Return

Price

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Thu 5/3

12:25-15:45

2 stops35h 20m

San Diego

Thu 12/3

18:35-23:40

2 stops22h 05m

£614

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 16/2

21:45-21:29

2 stops31h 44m

San Diego

Fri 20/2

17:35-16:00

1 stop14h 25m

£812

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 4/3

11:55-12:05

2 stops32h 10m

San Diego

Mon 9/3

12:40-21:05

3 stops25h 25m

£859

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Fri 12/6

06:30-20:43

3 stops22h 13m

San Diego

Thu 2/7

08:25-17:25

3 stops25h 00m

£918

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sat 14/2

06:30-08:18

2 stops33h 48m

San Diego

Fri 20/2

17:35-16:00

1 stop14h 25m

£931

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Fri 12/6

06:30-13:20

3 stops38h 50m

San Diego

Fri 26/6

17:15-23:20

2 stops22h 05m

£947

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 8/6

06:30-20:43

3 stops22h 13m

San Diego

Tue 9/6

07:00-17:00

3 stops26h 00m

£958

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sun 15/2

19:30-17:29

3 stops29h 59m

San Diego

Sun 22/2

17:35-00:15

2 stops22h 40m

£973

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Fri 1/5

06:15-20:04

2 stops45h 49m

San Diego

Wed 13/5

10:25-16:50

2 stops46h 25m

£1,052

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Tue 7/4

07:55-08:15

2 stops32h 20m

£325

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 21 results
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Best time to book a flight from Stansted to San Diego

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

    For a flight from London Stansted to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 0 inbound flights from London Stansted per day. 0 airlines have flights to San Diego from London Stansted on a regular basis.

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

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

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

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

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

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

When you search for this flight from Stansted to San Diego, 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 Stansted to San Diego?

Millions of users choose and trust Cheapflights to book the best flight deals from Stansted to San Diego for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Stansted to San Diego with no change fees?

Yes, we can. To see specific flights from Stansted to San Diego with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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