What is the cheapest airline that flies from London Stansted to San Diego?

Turkish Airlines is the most popular carrier operating from London Stansted to San Diego

When did momondo last update prices for flights from London Stansted Airport to San Diego Airport?

Prices for flights from London Stansted Airport to San Diego Airport were last updated today.

How old do you have to be to fly from London Stansted Airport to San Diego Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Stansted Airport to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£416 Cheap Flights from London Stansted Airport to San Diego in 2026

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Find the cheapest flights from London Stansted Airport to San Diego

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:20 - 14:10

STN

SAN

39h 50m

3 stops

17:15 - 23:50

SAN

STN

22h 35m

2 stops

£714Multiple Airlines

Fri, 4 Sep - Mon, 14 Sep

20:00 - 21:48

STN

SAN

33h 48m

3 stops

07:00 - 19:50

SAN

STN

28h 50m

3 stops

£724Multiple Airlines

Mon, 15 Jun - Mon, 22 Jun

20:00 - 15:25

STN

SAN

27h 25m

2 stops

07:00 - 19:50

SAN

STN

28h 50m

3 stops

£733Multiple Airlines

Mon, 15 Jun - Mon, 22 Jun

13:35 - 15:25

STN

SAN

33h 50m

2 stops

07:00 - 19:50

SAN

STN

28h 50m

3 stops

£744Multiple Airlines

Mon, 15 Jun - Mon, 22 Jun

06:30 - 14:10

STN

SAN

39h 40m

3 stops

07:00 - 13:50

SAN

STN

22h 50m

2 stops

£775Multiple Airlines

Tue, 22 Sep - Fri, 25 Sep

22:45 - 20:36

STN

SAN

29h 51m

3 stops

07:00 - 21:40

SAN

STN

30h 40m

3 stops

£776Multiple Airlines

Mon, 21 Sep - Wed, 7 Oct

22:45 - 20:36

STN

SAN

29h 51m

3 stops

17:15 - 21:40

SAN

STN

20h 25m

2 stops

£777Multiple Airlines

Mon, 21 Sep - Wed, 7 Oct

06:30 - 21:48

STN

SAN

23h 18m

3 stops

17:15 - 23:59

SAN

STN

22h 44m

2 stops

£786Multiple Airlines

Tue, 2 Jun - Tue, 7 Jul

06:30 - 21:48

STN

SAN

23h 18m

3 stops

08:15 - 23:59

SAN

STN

31h 44m

3 stops

£791Multiple Airlines

Tue, 2 Jun - Tue, 7 Jul

06:30 - 14:10

STN

SAN

39h 40m

3 stops

12:30 - 00:35

SAN

STN

28h 05m

3 stops

£792Multiple Airlines

Mon, 8 Jun - Mon, 22 Jun

momondo Fare Finder

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

Fri 4/9

06:20-14:10

3 stops39h 50m

San Diego

Mon 14/9

17:15-23:50

2 stops22h 35m

£714

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 15/6

20:00-21:48

3 stops33h 48m

San Diego

Mon 22/6

07:00-19:50

3 stops28h 50m

£724

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 15/6

20:00-15:25

2 stops27h 25m

San Diego

Mon 22/6

07:00-19:50

3 stops28h 50m

£733

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 15/6

13:35-15:25

2 stops33h 50m

San Diego

Mon 22/6

07:00-19:50

3 stops28h 50m

£744

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Tue 22/9

06:30-14:10

3 stops39h 40m

San Diego

Fri 25/9

07:00-13:50

2 stops22h 50m

£775

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 21/9

22:45-20:36

3 stops29h 51m

San Diego

Wed 7/10

07:00-21:40

3 stops30h 40m

£776

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 21/9

22:45-20:36

3 stops29h 51m

San Diego

Wed 7/10

17:15-21:40

2 stops20h 25m

£777

Fastest return journey

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Tue 2/6

06:30-21:48

3 stops23h 18m

San Diego

Tue 7/7

17:15-23:59

2 stops22h 44m

£786

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Tue 2/6

06:30-21:48

3 stops23h 18m

San Diego

Tue 7/7

08:15-23:59

3 stops31h 44m

£791

LondonSan Diego

STN - SAN

STNSAN

London Stansted

Mon 8/6

06:30-14:10

3 stops39h 40m

San Diego

Mon 22/6

12:30-00:35

3 stops28h 05m

£792

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Stansted Airport to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from London Stansted Airport to San Diego is on a Wednesday when prices can be found for as low as £606. Flights from London Stansted Airport to San Diego on a Saturday will generally be more expensive and average around £707. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Diego?

In the morning is the cheapest time of day to fly from London Stansted Airport to San Diego when you can find flight prices for as low as £645. Flying to San Diego in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at midday because they tend to be around £646. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from London Stansted Airport to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from London Stansted Airport to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London Stansted Airport to San Diego (STN to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Stansted Airport to San Diego

Fastest flight time	20h 33m
Direct flights	None

The fastest flight from London Stansted Airport to San Diego takes 20h 33m

There are no direct flights from London Stansted Airport to San Diego. There are no popular flight routes from London Stansted Airport to San Diego.

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Frequently asked questions about flying from London Stansted Airport to San Diego

How far is London Stansted to San Diego by plane?
A flight from London Stansted to San Diego will travel around 5472.8 mi. A reasonable flight in good conditions will take 20h 33m.
When did momondo last update prices for flights from London Stansted Airport to San Diego Airport?
Prices for flights from London Stansted Airport to San Diego Airport were last updated today.
How old do you have to be to fly from London Stansted Airport to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Stansted Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Coronado

Why use momondo?

Why should I use momondo to find a flight deal from London to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to San Diego for you.

Can I find flights from London to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from London to San Diego?

momondo helps you find the best flight between London and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to San Diego right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from London and alert you when they change.