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

As of February 2026, there are 6 flights per day flying from San Diego to London. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 12h 54m.

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

Seattle (SEA) has the shortest average layover time for this route: 1h 03m.

What airlines fly to London?

British Airways, American Airlines and Delta are the top three most popular airlines that fly to London from San Diego according to our data. British Airways is the first choice among our users, with 60% of people opting to fly with this airline when traveling to London. Keep in mind that there are 11 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

As of February 2026, there are 42 flights per week flying from San Diego to London. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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

Flights via Dallas (DFW) offer the lowest average round-trip price of $664.

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

JetBlue, SWISS, and Lufthansa are the most popular carriers operating from San Diego to London

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

New York (JFK) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

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

Prices for flights from San Diego Airport to London refresh daily.

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

As of February 2026, there are 10 operators available to choose from for flights from San Diego Airport to London.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to London.

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

The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$284 Cheap Flights from San Diego to London in 2026

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5:15 pm - 3:40 pm

SAN

LHR

14h 25m

1 stop

6:55 am - 3:25 pm

LHR

SAN

16h 30m

1 stop

$649Lufthansa

Tue, Apr 21 - Thu, Apr 30

9:10 pm - 8:45 pm

SAN

LHR

15h 35m

1 stop

9:20 am - 7:28 pm

LHR

SAN

18h 08m

1 stop

$651JetBlue

Thu, Feb 26 - Sat, Mar 7

12:50 pm - 9:40 pm

SAN

LHR

24h 50m

1 stop

9:20 am - 7:28 pm

LHR

SAN

17h 08m

1 stop

$652JetBlue

Mon, Feb 23 - Tue, Mar 10

11:01 am - 3:40 pm

SAN

LHR

20h 39m

2 stops

7:25 am - 3:25 pm

LHR

SAN

16h 00m

1 stop

$653Lufthansa

Mon, Apr 13 - Thu, Apr 30

10:50 am - 11:40 am

SAN

LHR

16h 50m

1 stop

4:15 pm - 8:37 pm

LHR

SAN

35h 22m

2 stops

$655Finnair

Mon, Feb 23 - Mon, Mar 9

10:50 am - 11:40 am

SAN

LHR

16h 50m

1 stop

4:15 pm - 8:37 pm

LHR

SAN

35h 22m

2 stops

$657Finnair

Mon, Feb 23 - Mon, Mar 9

4:00 pm - 5:50 pm

SAN

LGW

17h 50m

2 stops

6:40 pm - 10:40 pm

LGW

SAN

35h 00m

2 stops

$666SWISS

Tue, Mar 3 - Tue, Mar 17

4:00 pm - 5:50 pm

SAN

LGW

17h 50m

2 stops

6:40 pm - 8:49 pm

LGW

SAN

34h 09m

2 stops

$667SWISS

Wed, Feb 25 - Tue, Mar 3

2:00 pm - 4:35 pm

SAN

LCY

18h 35m

1 stop

5:05 pm - 12:05 pm

LCY

SAN

27h 00m

1 stop

$694Virgin Atlantic

Tue, Feb 24 - Wed, Mar 4

2:00 pm - 5:20 pm

SAN

LCY

19h 20m

1 stop

7:45 am - 8:37 pm

LCY

SAN

20h 52m

2 stops

$704Virgin Atlantic

Tue, Feb 24 - Wed, Mar 4

JetBlue flights from San Diego to London

Our best JetBlue deals on San Diego to London flight tickets

JetBlue

Feb 26

SAN9:10 pmSan Diego

15h 35m

1 stop

LHR8:45 pmLondon Heathrow

Mar 7

LHR9:20 amLondon Heathrow

18h 08m

1 stop

SAN7:28 pmSan Diego

$651

JetBlue

Feb 23

SAN12:50 pmSan Diego

24h 50m

1 stop

LHR9:40 pmLondon Heathrow

Mar 10

LHR9:20 amLondon Heathrow

17h 08m

1 stop

SAN7:28 pmSan Diego

$652

JetBlue

Feb 26

SAN9:10 pmSan Diego

15h 35m

1 stop

LHR8:45 pmLondon Heathrow

Mar 3

LHR7:25 amLondon Heathrow

20h 03m

1 stop

SAN7:28 pmSan Diego

$659

Air Canada flights from San Diego to London

Our best Air Canada deals on San Diego to London flight tickets

Air Canada

Apr 25

SAN12:45 pmSan Diego

33h 45m

2 stops

LHR6:30 amLondon Heathrow

May 4

LHR11:05 amLondon Heathrow

41h 38m

2 stops

SAN8:43 pmSan Diego

$694

Air Canada

Apr 26

SAN6:10 pmSan Diego

35h 10m

1 stop

LHR1:20 pmLondon Heathrow

May 6

LHR5:40 pmLondon Heathrow

31h 39m

2 stops

SAN5:19 pmSan Diego

$698

Air Canada

Feb 22

SAN6:05 pmSan Diego

28h 25m

2 stops

LHR6:30 amLondon Heathrow

Mar 10

LHR1:25 pmLondon Heathrow

29h 38m

2 stops

SAN12:03 pmSan Diego

$829

Fly from

Fly to

Route

Depart

Return

Price

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Tue 4/21

5:15 pm-3:40 pm

1 stop14h 25m

London Heathrow

Thu 4/30

6:55 am-3:25 pm

1 stop16h 30m

$649

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Thu 2/26

9:10 pm-8:45 pm

1 stop15h 35m

London Heathrow

Sat 3/7

9:20 am-7:28 pm

1 stop18h 08m

$651

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Mon 2/23

12:50 pm-9:40 pm

1 stop24h 50m

London Heathrow

Tue 3/10

9:20 am-7:28 pm

1 stop17h 08m

$652

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Mon 4/13

11:01 am-3:40 pm

2 stops20h 39m

London Heathrow

Thu 4/30

7:25 am-3:25 pm

1 stop16h 00m

$653

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Mon 2/23

10:50 am-11:40 am

1 stop16h 50m

London Heathrow

Mon 3/9

4:15 pm-8:37 pm

2 stops35h 22m

$655

San DiegoLondon

SAN - LHR

SANLHR

San Diego

Mon 2/23

10:50 am-11:40 am

1 stop16h 50m

London Heathrow

Mon 3/9

4:15 pm-8:37 pm

2 stops35h 22m

$657

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Tue 3/3

4:00 pm-5:50 pm

2 stops17h 50m

London Gatwick

Tue 3/17

6:40 pm-10:40 pm

2 stops35h 00m

$666

San DiegoLondon

SAN - LGW

SANLGW

San Diego

Wed 2/25

4:00 pm-5:50 pm

2 stops17h 50m

London Gatwick

Tue 3/3

6:40 pm-8:49 pm

2 stops34h 09m

$667

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Tue 2/24

2:00 pm-4:35 pm

1 stop18h 35m

London City

Wed 3/4

5:05 pm-12:05 pm

1 stop27h 00m

$694

San DiegoLondon

SAN - LCY

SANLCY

San Diego

Tue 2/24

2:00 pm-5:20 pm

1 stop19h 20m

London City

Wed 3/4

7:45 am-8:37 pm

2 stops20h 52m

$704

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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

Layovers

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 $693, 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 $705.

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

The cheapest day to depart from San Diego to London is on a Monday. Travelers who choose to depart for London on a Monday will often find tickets for as low as $837. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $935. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from San Diego in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $861 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $924. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $898 when searching weeks out. 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 $760 on momondo.

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

There are 4 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?

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 February 2026, prices for San Diego to London flights are approximately 11% 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 round-trip 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	$356
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 $356. The best round-trip flight deal from San Diego to London found on momondo in the last 72 hours is $665.

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).

Search flight deals

How far is San Diego to London by plane?
London is 5478.3 mi away from San Diego. In terms of flight time, this usually takes a little over 10h 35m.
When did momondo last update prices for flights from San Diego Airport to London?
Prices for flights from San Diego Airport to London refresh daily.
How many operators does momondo search for flights from San Diego Airport to London?
As of February 2026, there are 10 operators available to choose from for flights from San Diego Airport to London.
How old do you have to be to fly from San Diego Airport to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from San Diego to London?
Based on momondo bookings for flights between San Diego and London, the leading plane model is Boeing 777, making up 57.32% of the total bookings. Other popular models include Boeing 777-300ER with 12.63%, Boeing 777-300 with 10.15%, and Boeing 787-8 Dreamliner with 7.62%.
What is the most popular airline from San Diego to London?
Based on momondo bookings for flights between San Diego and London, the leading airline is British Airways, making up 61% of the total bookings. Other popular airlines include American Airlines with 12%, Iberia with 10%, and Delta with 4%.

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
JetBlue	PriceFrom $181	Free Cancellation	Rating 7.2 2,896 reviews	Search JetBlue flights
Delta	PriceFrom $552	Free Cancellation	Rating 7.9 8,172 reviews	Search Delta flights
Finnair	PriceFrom $556	Free Cancellation	Rating 7.6 1,357 reviews	Search Finnair flights
United Airlines	PriceFrom $567	Free Cancellation	Rating 7.4 9,254 reviews	Search United Airlines flights
British Airways	PriceFrom $574	Free Cancellation	Rating 6.7 7,720 reviews	Search British Airways flights
Iberia	PriceFrom $577	Free Cancellation	Rating 7.0 3,106 reviews	Search Iberia flights
Scandinavian Airlines	PriceFrom $578	Free Cancellation	Rating 7.3 1,678 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $593	Free Cancellation	Rating 7.2 11,249 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom $620	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $620	Free Cancellation	Rating 6.8 7,773 reviews	Search Lufthansa flights

Finnair Flights From San Diego to London
Across 7 Finnair flights from San Diego to London this week, the average price was $844, with the best Finnair deals starting from $556 round-trip. 1,357 users have rated Finnair on momondo, with an average score of 7.6/10.
American Airlines Flights From San Diego to London
The best American Airlines deal for San Diego to London flight tickets found on momondo in the last 72 hours was $593, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $843 round-trip. American Airlines operates 7 flights out of San Diego into London in an average week, so prices vary by time and availability. 11,249 American Airlines reviews by users on momondo have scored the airline at 7.2/10.

Gatwick

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Milton Keynes

Luton

Dover

Slough

Guildford

Crawley

Wembley

Dartford

Hayes

Croydon

Brentwood

Harrow

Watford

Cobham

Folkestone

Romford

Stansted

Richmond

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to London. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential San Diego to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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 not ready to book a flight from San Diego to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London trip

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Cheap flights from San Diego to London from $284

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 3/9. 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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See travel insights to London from

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?

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 4 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?

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 February 2026, prices for San Diego to London flights are approximately 11% cheaper when compared to flights at the same time last year.

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

JetBlue, SWISS, and Lufthansa are the most popular carriers operating from San Diego to London

What airlines fly to London?

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

New York (JFK) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Dallas (DFW) offer the lowest average round-trip price of $664.

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

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 12h 54m.

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

Seattle (SEA) has the shortest average layover time for this route: 1h 03m.

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

As of February 2026, there are 6 flights per day flying from San Diego to London. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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

As of February 2026, there are 42 flights per week flying from San Diego to London. The most common day of the week flights depart is Mon, with 14% of 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

Finnair Flights From San Diego to London

American Airlines Flights From San Diego to London

Traveling 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, organize 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