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Cheap flights from London Stansted Airport to San Diego from £405

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 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
STN — SAN
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 November 2025.

Tue 16/1221:20STN - SAN
3 stops26h 03mMultiple Airlines
Thu 25/1217:35SAN - STN
2 stops22h 00mMultiple Airlines
Deal found 20/11£1,153
Tue 25/1114:00STN - SAN
2 stops33h 45mMultiple Airlines
Fri 5/1217:35SAN - STN
2 stops18h 30mMultiple Airlines
Deal found 18/11£1,157
Wed 17/1220:00STN - SAN
2 stops27h 45mMultiple Airlines
Sun 11/117:35SAN - STN
2 stops21h 00mMultiple Airlines
Deal found 20/11£1,176
Tue 2/1212:30STN - SAN
2 stops35h 15mMultiple Airlines
Tue 9/1217:35SAN - STN
2 stops21h 35mMultiple Airlines
Deal found 18/11£1,187
Wed 17/1220:00STN - SAN
2 stops27h 45mMultiple Airlines
Wed 7/117:35SAN - STN
2 stops21h 05mMultiple Airlines
Deal found 19/11£1,194
Tue 25/1114:00STN - SAN
2 stops33h 45mMultiple Airlines
Thu 4/1217:35SAN - STN
2 stops22h 00mMultiple Airlines
Deal found 18/11£1,208
Wed 17/1220:00STN - SAN
2 stops27h 45mMultiple Airlines
Wed 31/1217:35SAN - STN
2 stops20h 45mMultiple Airlines
Deal found 19/11£1,211
Mon 24/1120:00STN - SAN
2 stops27h 45mMultiple Airlines
Fri 28/1117:35SAN - STN
2 stops20h 00mMultiple Airlines
Deal found 19/11£1,275
Mon 1/1219:55STN - SAN
3 stops47h 58mMultiple Airlines
Tue 9/1217:35SAN - STN
2 stops21h 35mMultiple Airlines
Deal found 18/11£1,320
Sat 20/1220:25STN - SAN
3 stops27h 20mMultiple Airlines
Thu 25/1217:35SAN - STN
2 stops22h 00mMultiple Airlines
Deal found 20/11£1,347

Cheap 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 November 2025.

Round-trip from

£990

One-way from

£405

Popular in

December

Cheapest in

February

Average price

£568
Turkish Airlines
  • Turkish Airlines
  • 1/5-13/5
  • 4 total stops
  • 79h 07m total
  • London to San Diego
Search Deals
20/3
  • 20/3
  • 2 total stops
  • 46h 12m total
  • London to San Diego
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 November 2025.
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

Fri 1/5

11:10-18:58

2 stops39h 48m

San Diego

Wed 13/5

10:56-10:15

2 stops39h 19m

£990

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sat 21/3

10:50-09:34

2 stops29h 44m

San Diego

Wed 25/3

10:45-22:15

2 stops28h 30m

£1,074

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Tue 16/12

21:20-15:23

3 stops26h 03m

San Diego

Thu 25/12

17:35-23:35

2 stops22h 00m

£1,153

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 17/12

12:45-15:45

3 stops35h 00m

San Diego

Sun 11/1

17:35-22:35

2 stops21h 00m

£1,188

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 17/12

20:00-15:45

2 stops27h 45m

San Diego

Wed 7/1

17:35-22:40

2 stops21h 05m

£1,194

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 1/4

11:10-09:10

2 stops30h 00m

San Diego

Fri 10/4

10:20-22:10

2 stops27h 50m

£1,245

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 17/12

20:00-15:45

2 stops27h 45m

San Diego

Tue 30/12

17:35-23:10

2 stops21h 35m

£1,317

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sun 29/3

06:15-09:34

2 stops35h 19m

San Diego

Mon 6/4

10:20-10:15

2 stops39h 55m

£1,361

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sun 12/4

11:10-09:10

2 stops30h 00m

San Diego

Thu 16/4

10:20-10:15

2 stops39h 55m

£1,363

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sat 20/12

19:25-15:45

2 stops28h 20m

San Diego

Thu 25/12

17:35-23:35

2 stops22h 00m

£1,376

Flights are sorted by cheapest return flights first.

Deals found on 18/11

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.

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

    For as low as £990, Turkish Airlines can have you in San Diego from London Stansted Airport in 39h 48m. The distance from London Stansted Airport to San Diego is about 5473 mi.

  • 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

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

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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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