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

As of May 2026, there are 9 flights per day flying from San Diego to London. The most common time of day flights depart is 19:00, with 66% of flights taking off in the evening.

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

As of May 2026, 63 flights take off from San Diego and land in London each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

Delta, JetBlue, and British Airways 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 May 2026.

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.

£343 Cheap Flights from San Diego to London in 2026

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10:00 - 11:20

SAN

LHR

17h 20m

2 stops

06:30 - 11:50

LHR

SAN

13h 20m

1 stop

£682Delta

Thu, 10 Sep - Tue, 15 Sep

10:54 - 16:00

SAN

LHR

45h 06m

2 stops

06:40 - 19:18

LHR

SAN

20h 38m

2 stops

£683Scandinavian Airlines

Fri, 14 Aug - Sat, 22 Aug

16:45 - 11:30

SAN

LHR

10h 45mdirect

11:35 - 14:55

LHR

SAN

11h 20mdirect

£686British Airways

Thu, 20 Aug - Wed, 26 Aug

22:45 - 08:05

SAN

LHR

25h 20m

1 stop

11:35 - 14:55

LHR

SAN

11h 20mdirect

£687British Airways

Sat, 5 Sep - Mon, 14 Sep

11:07 - 12:20

SAN

LHR

18h 13m

1 stop

14:45 - 09:52

LHR

SAN

27h 07m

1 stop

£688Alaska Airlines

Wed, 28 Oct - Sun, 8 Nov

09:08 - 12:20

SAN

LHR

20h 12m

1 stop

14:45 - 10:13

LHR

SAN

27h 28m

1 stop

£690Alaska Airlines

Wed, 28 Oct - Sun, 8 Nov

06:15 - 15:05

SAN

LHR

24h 50m

1 stop

07:25 - 15:25

LHR

SAN

16h 00m

1 stop

£691Multiple Airlines

Sun, 6 Sep - Sat, 12 Sep

13:40 - 18:30

SAN

LCY

20h 50m

1 stop

20:15 - 11:50

LCY

SAN

23h 35m

1 stop

£698Virgin Atlantic

Sat, 5 Sep - Mon, 14 Sep

14:19 - 06:20

SAN

LGW

32h 01m

1 stop

13:05 - 14:35

LGW

SAN

33h 30m

1 stop

£715Multiple Airlines

Wed, 7 Oct - Thu, 22 Oct

13:40 - 19:45

SAN

LCY

22h 05m

1 stop

09:20 - 22:44

LCY

SAN

21h 24m

2 stops

£718Virgin Atlantic

Tue, 1 Sep - Tue, 29 Sep

Delta flights from San Diego to London

Our best Delta deals on San Diego to London flight tickets

Delta

10 Sept

SAN10:00San Diego

17h 20m

2 stops

LHR11:20London Heathrow

15 Sept

LHR06:30London Heathrow

13h 20m

1 stop

SAN11:50San Diego

£682

Delta

10 Sept

SAN15:20San Diego

14h 40m

1 stop

LHR14:00London Heathrow

18 Sept

LHR08:40London Heathrow

18h 14m

2 stops

SAN18:54San Diego

£686

Delta

28 Oct

SAN09:45San Diego

16h 00m

2 stops

LHR08:45London Heathrow

8 Nov

LHR08:40London Heathrow

19h 45m

2 stops

SAN20:25San Diego

£689

Scandinavian Airlines flights from San Diego to London

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

Scandinavian Airlines

14 Aug

SAN10:54San Diego

45h 06m

2 stops

LHR16:00London Heathrow

22 Aug

LHR06:40London Heathrow

20h 38m

2 stops

SAN19:18San Diego

£683

Scandinavian Airlines

23 May

SAN11:00San Diego

26h 40m

2 stops

LHR21:40London Heathrow

27 May

LHR07:05London Heathrow

21h 30m

2 stops

SAN20:35San Diego

£835

Scandinavian Airlines

26 May

SAN11:00San Diego

21h 00m

2 stops

LHR16:00London Heathrow

29 May

LHR07:05London Heathrow

21h 30m

2 stops

SAN20:35San Diego

£856

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 10/9

10:00-11:20

2 stops17h 20m

London Heathrow

Tue 15/9

06:30-11:50

1 stop13h 20m

£682

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Fri 14/8

10:54-16:00

2 stops45h 06m

London Heathrow

Sat 22/8

06:40-19:18

2 stops20h 38m

£683

Fastest return journey

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 20/8

16:45-11:30

Nonstop10h 45m

London Heathrow

Wed 26/8

11:35-14:55

Nonstop11h 20m

£686

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Sat 5/9

22:45-08:05

1 stop25h 20m

London Heathrow

Mon 14/9

11:35-14:55

Nonstop11h 20m

£687

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Wed 28/10

11:07-12:20

1 stop18h 13m

London Heathrow

Sun 8/11

14:45-09:52

1 stop27h 07m

£688

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Wed 28/10

09:08-12:20

1 stop20h 12m

London Heathrow

Sun 8/11

14:45-10:13

1 stop27h 28m

£690

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Sun 6/9

06:15-15:05

1 stop24h 50m

London Heathrow

Sat 12/9

07:25-15:25

1 stop16h 00m

£691

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Sat 5/9

13:40-18:30

1 stop20h 50m

London City

Mon 14/9

20:15-11:50

1 stop23h 35m

£698

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 7/10

14:19-06:20

1 stop32h 01m

London Gatwick

Thu 22/10

13:05-14:35

1 stop33h 30m

£715

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Tue 1/9

13:40-19:45

1 stop22h 05m

London City

Tue 29/9

09:20-22:44

2 stops21h 24m

£718

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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

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 May. Flight prices, which tend to average around £75, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from San Diego averaging around £134.

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 £507. 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 £898.

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 evening when flights can be purchased for as low as £631. Flights in the afternoon are often more expensive, with an average ticket price of £700.

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 from San Diego 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 £673 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 £584 on momondo.

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

No. A direct flight is the cheapest option for a flight between San Diego to London.

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

As of May 2026, prices for San Diego to London flights are approximately 83% more expensive 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	£248
Fastest flight time	10h 35m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from San Diego in the past 72 hours is £248. The best return flight deal from San Diego to London found on momondo in the last 72 hours is £600.

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

Direct flights go from San Diego to London every day.

There are 6 airports in London. From San Diego there are direct flights to London Heathrow (LHR).

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Frequently asked questions about flying from San Diego to London

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 May 2026.
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 54.63% of all bookings. The subsequent popular models are Boeing 777-300 at 20.91%, Boeing 787-8 Dreamliner at 11.01%, and Airbus A350-1000 at 3.67%.
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 71% of all bookings. The subsequent popular airline is American Airlines at 29%.

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 £504	Free Cancellation	Rating 6.7 7,975 reviews		Search British Airways flights

British Airways Flights From San Diego to London
Across 14 British Airways flights from San Diego to London this week, the average price was £776, with the best British Airways deals starting from £504 round-trip. 7,975 users have rated British Airways on momondo, with an average score of 6.7/10.

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Luton

Gatwick

Wembley

Slough

Maidstone

Ipswich

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Canterbury

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Hayes

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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 £343

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 15/7. 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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How to get the cheapest flight ticket from San Diego to London

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?

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

What is the cheapest San Diego to London flight route?

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

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

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

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

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

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

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

Frequently asked questions about flying 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?

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.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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