Which stopover airport offers the lowest fares from San Diego to London?

Flights via New York (JFK) offer the lowest average return price of £662.

Which stopover airport has the shortest connection time from San Diego to London?

Dallas (DFW) has the shortest average stopover time for this route: 2h 11m.

How many flights depart from San Diego to London on average per day?

As of December 2025, there are 3 flights per day flying from San Diego to London. The most common time of day flights depart is 18:00, with 100% of flights taking off in the evening.

Which stopover airport has the shortest travel time from San Diego to London?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 14h 16m.

Which airport is the most popular for stopovers for flights between San Diego and London?

Dallas (DFW) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

How many flights depart from San Diego to London on average per week?

As of December 2025, 27 flights take off from San Diego and land in London each week. The most common flight departure day for this route is Wed, with 22% of weekly flights taking off on this day.

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

SWISS, United Airlines, and Air Canada are the most popular carriers operating from San Diego to London

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

Prices for flights from San Diego Airport to London are refreshed on a daily basis.

How many operators does momondo search for flights from San Diego Airport to London?

The number of operators available for flights from San Diego Airport to London is 1 as of December 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents you'll need for your trip to London 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 London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£279 Cheap Flights from San Diego to London in 2025/26

Q: What is the typical price of a round-trip flight between San Diego and London?

Prices are currently low for flights on this route. Typical prices usually range from £552 to £1,072. The lowest price recently found on this route was £474.

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One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

16:20 - 21:35

SAN

LHR

21h 15m3 stops

10:20 - 22:47

LHR

SAN

20h 27m2 stops

£474Scandinavian Airlines

Tue, 13 Jan - Tue, 20 Jan

10:52 - 07:55

SAN

LHR

13h 03m1 stop

11:35 - 17:28

LHR

SAN

13h 53m1 stop

£475Multiple Airlines

Thu, 15 Jan - Tue, 20 Jan

16:45 - 11:30

SAN

LHR

10h 45mdirect

14:30 - 17:50

LHR

SAN

11h 20mdirect

£476British Airways

Wed, 6 May - Mon, 18 May

18:00 - 12:35

SAN

LHR

10h 35mdirect

14:10 - 22:26

LHR

SAN

16h 16m1 stop

£477British Airways

Wed, 14 Jan - Mon, 19 Jan

06:30 - 07:10

SAN

LHR

17h 40m2 stops

08:45 - 16:45

LHR

SAN

15h 00m1 stop

£477Multiple Airlines

Thu, 12 Mar - Thu, 26 Mar

11:48 - 11:40

SAN

LHR

15h 52m1 stop

12:50 - 16:10

LHR

SAN

11h 20mdirect

£478Iberia

Sat, 31 Jan - Thu, 12 Feb

06:15 - 08:45

SAN

LHR

19h 30m1 stop

17:50 - 13:05

LHR

SAN

26h 15m1 stop

£479Virgin Atlantic

Fri, 20 Mar - Wed, 25 Mar

11:57 - 12:00

SAN

LHR

16h 03m1 stop

08:45 - 00:29

LHR

SAN

23h 44m2 stops

£481Lufthansa

Fri, 20 Feb - Sat, 28 Feb

06:25 - 07:15

SAN

LCY

16h 50m2 stops

18:55 - 12:05

LCY

SAN

25h 10m1 stop

£484Virgin Atlantic

Mon, 23 Feb - Wed, 4 Mar

16:00 - 17:40

SAN

LCY

18h 40m2 stops

19:10 - 15:25

LCY

SAN

28h 15m2 stops

£501Lufthansa

Wed, 18 Mar - Mon, 30 Mar

Scandinavian Airlines flights from San Diego to London

Our best Scandinavian Airlines deals on San Diego to London flight tickets

Scandinavian Airlines

13 Jan

SAN16:20San Diego

21h 15m

3 stops

LHR21:35London Heathrow

20 Jan

LHR10:20London Heathrow

20h 27m

2 stops

SAN22:47San Diego

£474

Find similar

Scandinavian Airlines

7 Apr

SAN10:00San Diego

27h 40m

2 stops

LHR21:40London Heathrow

23 Apr

LHR07:05London Heathrow

24h 38m

3 stops

SAN23:43San Diego

£486

Find similar

Scandinavian Airlines

29 Apr

SAN07:00San Diego

23h 35m

2 stops

LHR14:35London Heathrow

23 May

LHR06:40London Heathrow

24h 15m

2 stops

SAN22:55San Diego

£495

Find similar

British Airways flights from San Diego to London

Our best British Airways deals on San Diego to London flight tickets

British Airways

6 May

SAN16:45San Diego

10h 45m

LHR11:30London Heathrow

18 May

LHR14:30London Heathrow

11h 20m

SAN17:50San Diego

£476

Find similar

British Airways

14 Jan

SAN18:00San Diego

10h 35m

LHR12:35London Heathrow

19 Jan

LHR14:10London Heathrow

16h 16m

1 stop

SAN22:26San Diego

£477

Find similar

British Airways

20 Feb

SAN18:00San Diego

10h 35m

LHR12:35London Heathrow

6 Mar

LHR12:50London Heathrow

11h 20m

SAN16:10San Diego

£480

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Tue 13/1

16:20-21:35

3 stops21h 15m

London Heathrow

Tue 20/1

10:20-22:47

2 stops20h 27m

£474

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 15/1

10:52-07:55

1 stop13h 03m

London Heathrow

Tue 20/1

11:35-17:28

1 stop13h 53m

£475

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Wed 6/5

16:45-11:30

Nonstop10h 45m

London Heathrow

Mon 18/5

14:30-17:50

Nonstop11h 20m

£476

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Wed 14/1

18:00-12:35

Nonstop10h 35m

London Heathrow

Mon 19/1

14:10-22:26

1 stop16h 16m

£477

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 12/3

06:30-07:10

2 stops17h 40m

London Heathrow

Thu 26/3

08:45-16:45

1 stop15h 00m

£477

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Sat 31/1

11:48-11:40

1 stop15h 52m

London Heathrow

Thu 12/2

12:50-16:10

Nonstop11h 20m

£478

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Fri 20/3

06:15-08:45

1 stop19h 30m

London Heathrow

Wed 25/3

17:50-13:05

1 stop26h 15m

£479

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Fri 20/2

11:57-12:00

1 stop16h 03m

London Heathrow

Sat 28/2

08:45-00:29

2 stops23h 44m

£481

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Mon 23/2

06:25-07:15

2 stops16h 50m

London City

Wed 4/3

18:55-12:05

1 stop25h 10m

£484

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Wed 18/3

16:00-17:40

2 stops18h 40m

London City

Mon 30/3

19:10-15:25

2 stops28h 15m

£501

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 San Diego to London

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

Stopovers

Other information

What is the typical price of a round-trip flight between San Diego and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from San Diego is in October. Flight prices, which tend to average around £519, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from San Diego averaging around £519.

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £482. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to London for around £951.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £569. Flights in the afternoon are often more expensive, with an average ticket price of £759.

What is the cheapest San Diego to London flight route?

Fly from San Diego to London Heathrow for the best San Diego - London flight prices

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £671 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from San Diego for as low as £556 on momondo.

What cabin class options are available on San Diego to London flights?

There are 3 cabin classes available to choose from on San Diego to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to London flights?

You could potentially save up to 35% on your flight if you consider stops on a San Diego to London flight.

How have San Diego to London flight prices changed over time?

As of December 2025, prices for San Diego to London flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to London

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

Estimated return price

Cheap San Diego to London (SAN to LON) flight deals and tips

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

Best price found	£324
Fastest flight time	10h 35m
Direct flights	Every day
Airports in London	1 airport

The best one-way flight to London from San Diego in the past 72 hours is £324. The best return flight deal from San Diego to London found on momondo in the last 72 hours is £735.

The fastest flight from San Diego to London takes 10h 35m

Direct flights go from San Diego to London every day.

There is 1 airport near London: London Heathrow (LHR)

Search flight deals

How far is San Diego to London by plane?
San Diego and London are 5478.3 mi apart from one another. 10h 35m is a normal flight duration for this route.
When did momondo last update prices for flights from San Diego Airport to London?
Prices for flights from San Diego Airport to London are refreshed on a daily basis.
How many operators does momondo search for flights from San Diego Airport to London?
The number of operators available for flights from San Diego Airport to London is 1 as of December 2025.
How old do you have to be to fly from San Diego Airport to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London 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 London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Diego to London?
momondo data reveals that the most frequently booked plane model on the route from San Diego to London is Boeing 777, representing 50.74% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 25.57%, Airbus A350-1000 at 8.00%, and Boeing 777-300 at 5.03%.
What is the most popular airline from San Diego to London?
momondo data reveals that the most frequently booked airline on the route from San Diego to London is British Airways, representing 80% of all bookings. The subsequent popular airline is Iberia at 20%.

Best airlines flying from San Diego to London

Compare and see reviews for airlines that fly from San Diego to London with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £512	Free Cancellation	Rating 6.7 7,562 reviews		Search British Airways flights

British Airways Flights From San Diego to London
Across 4 British Airways flights from San Diego to London this week, the average price was £769, with the best British Airways deals starting from £512 round-trip. 7,562 users have rated British Airways on momondo, with an average score of 6.7/10.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to London. momondo saves you time and could save you money on your trip.

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

All flight searches from San Diego to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between San Diego and London 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 San Diego to London right now. Can momondo alert me if prices change?

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

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Cheap flights from San Diego to London from £280

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to London departing on 31/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Cheap last-minute flights

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Scandinavian Airlines flights from San Diego to London

Our best Scandinavian Airlines deals on San Diego to London flight tickets

British Airways flights from San Diego to London

Our best British Airways deals on San Diego to London flight tickets

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See travel insights to London from

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

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

What is the typical price of a round-trip flight between San Diego and London?

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £482. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Diego to London for around £951.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £569. Flights in the afternoon are often more expensive, with an average ticket price of £759.

What is the cheapest San Diego to London flight route?

Fly from San Diego to London Heathrow for the best San Diego - London flight prices

How far in advance should I book a flight to London?

What cabin class options are available on San Diego to London flights?

There are 3 cabin classes available to choose from on San Diego to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to London flights?

You could potentially save up to 35% on your flight if you consider stops on a San Diego to London flight.

How have San Diego to London flight prices changed over time?

As of December 2025, prices for San Diego to London flights are approximately 22% cheaper when compared to flights at the same time last year.

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

SWISS, United Airlines, and Air Canada are the most popular carriers operating from San Diego to London

Which airport is the most popular for stopovers for flights between San Diego and London?

Dallas (DFW) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from San Diego to London?

Flights via New York (JFK) offer the lowest average return price of £662.

Which stopover airport has the shortest travel time from San Diego to London?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 14h 16m.

Which stopover airport has the shortest connection time from San Diego to London?

Dallas (DFW) has the shortest average stopover time for this route: 2h 11m.

How many flights depart from San Diego to London on average per day?

As of December 2025, there are 3 flights per day flying from San Diego to London. The most common time of day flights depart is 18:00, with 100% of flights taking off in the evening.

How many flights depart from San Diego to London on average per week?

As of December 2025, 27 flights take off from San Diego and land in London each week. The most common flight departure day for this route is Wed, with 22% of weekly flights taking off on this day.

When to book flights from San Diego to London

Cheap San Diego to London (SAN to LON) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in London

How far is San Diego to London by plane?

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

How many operators does momondo search for flights from San Diego Airport to London?

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

What documentation or ID do you need to fly to London?

What is the most popular plane model from San Diego to London?

What is the most popular airline from San Diego to London?

Best airlines flying from San Diego to London

Compare and see reviews for airlines that fly from San Diego to London with momondo

British Airways Flights From San Diego to London

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.