Find flights
When to book
FAQs

Cheap flights from London Stansted Airport to San Diego from £429

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
STN — SAN
4 Jul — 11 Jul1
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 4 June 2026.

Sat 22/821:40
STN
-
SAN
2 stops25h 45m
Multiple Airlines
Fri 28/807:00
SAN
-
STN
2 stops30h 10m
Multiple Airlines
Deal found 1/6£713
Thu 16/706:30
STN
-
SAN
3 stops23h 14m
Multiple Airlines
Thu 23/712:30
SAN
-
STN
2 stops24h 50m
Multiple Airlines
Deal found 2/6£719
Fri 21/806:35
STN
-
SAN
3 stops39h 35m
Multiple Airlines
Sun 30/807:00
SAN
-
STN
2 stops20h 20m
Multiple Airlines
Deal found 1/6£731
Mon 17/806:30
STN
-
SAN
3 stops22h 09m
Multiple Airlines
Mon 24/808:15
SAN
-
STN
3 stops27h 20m
Multiple Airlines
Deal found 31/5£747
Wed 1/706:30
STN
-
SAN
3 stops37h 05m
Multiple Airlines
Wed 8/710:54
SAN
-
STN
3 stops28h 41m
Multiple Airlines
Deal found 2/6£809
Thu 2/706:30
STN
-
SAN
3 stops35h 30m
Multiple Airlines
Tue 14/707:00
SAN
-
STN
3 stops22h 25m
Multiple Airlines
Deal found 3/6£811
Thu 4/606:05
STN
-
SAN
3 stops23h 43m
Multiple Airlines
Wed 19/807:00
SAN
-
STN
2 stops21h 00m
Multiple Airlines
Deal found 31/5£812
Wed 17/607:00
STN
-
SAN
3 stops36h 35m
Multiple Airlines
Mon 13/707:00
SAN
-
STN
3 stops32h 35m
Multiple Airlines
Deal found 2/6£813
Tue 18/806:30
STN
-
SAN
3 stops39h 40m
Multiple Airlines
Mon 31/817:15
SAN
-
STN
2 stops18h 35m
Multiple Airlines
Deal found 2/6£818

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 4 June 2026.

Round-trip from

£713

One-way from

£429

Popular in

December

Cheapest in

January

Average price

£581
22/8-28/8
  • 22/8-28/8
  • 4 total stops
  • 55h 55m total
  • London to San Diego
Search Deals
4/10
  • 4/10
  • 2 total stops
  • 44h 27m total
  • London to San Diego
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 4 June 2026.
Use the filters below to find and compare flights from London Stansted Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Thu 16/7

06:00-11:35

3 stops37h 35m

San Diego

Thu 23/7

12:30-21:20

2 stops24h 50m

£937

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sun 11/10

17:35-20:01

2 stops58h 26m

San Diego

Sun 18/10

14:31-22:10

2 stops23h 39m

£1,027

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Tue 10/11

17:20-20:20

2 stops59h 00m

San Diego

Thu 26/11

10:15-16:20

2 stops22h 05m

£1,030
Fastest return journey

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 1/7

22:45-20:58

3 stops30h 13m

San Diego

Sat 9/1

17:35-22:40

2 stops21h 05m

£1,093

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Thu 2/7

17:35-19:02

2 stops33h 27m

San Diego

Tue 14/7

11:51-22:10

2 stops50h 19m

£1,333

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Wed 7/10

10:50-20:01

2 stops41h 11m

San Diego

Wed 21/10

10:40-09:55

2 stops39h 15m

£1,404
Cheapest one-way

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Thu 30/7

06:05-14:10

3 stops40h 05m

£479

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sun 14/6

17:35-19:02

2 stops33h 27m

£842

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Sun 16/8

17:35-19:00

2 stops33h 25m

£894

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Fri 26/6

10:50-19:02

2 stops40h 12m

£943

Flights are sorted by cheapest return flights first.

Deals found on 3/6

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Stansted to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Los Angeles flights
Heathrow to San Francisco flights
Heathrow to Las Vegas flights
Gatwick to Los Angeles flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Gatwick to San Francisco flights
London City to San Francisco flights
Heathrow to Ontario flights
Stansted to San Francisco flights
Gatwick to Las Vegas flights
Stansted to Las Vegas flights
London City to Las Vegas flights
Heathrow to Santa Ana flights
Luton to Los Angeles flights
Heathrow to San Jose flights
Heathrow to San Diego flights
Luton to San Francisco flights
Luton to Las Vegas flights
Gatwick to San Diego flights
Heathrow to Oakland flights
Heathrow to Burbank flights
Gatwick to Burbank flights
London City to San Diego flights
Gatwick to Oakland flights
Heathrow to Long Beach flights
Gatwick to Ontario flights
Gatwick to San Jose flights
Heathrow to Sacramento flights
Heathrow to Santa Rosa flights
Gatwick to Santa Ana flights
Gatwick to Sacramento flights
London City to San Jose flights
Southend to Los Angeles flights
London City to Sacramento flights
Stansted to San Jose flights
Heathrow to Palm Springs flights
Gatwick to Reno flights
Heathrow to Reno flights
Stansted to Sacramento flights
London City to Santa Ana flights
Gatwick to Palm Springs flights
Gatwick to Tijuana flights
Heathrow to Santa Barbara flights
London City to Burbank flights
London City to Ontario flights
Heathrow to Fresno flights
Stansted to Santa Ana flights
Heathrow to Medford 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 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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.