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

The number of flights available between London and San Diego is 1 per day as of December 2025. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

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

As of December 2025, 8 flights take off from London and land in San Diego each week. The most common flight departure day for this route is Sun, with 75% of weekly flights taking off on this day.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

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

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

How often are flights from London to San Diego delayed?

Historically, on average around 16% of flights between London and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

Which airline has the best punctuality record on London to San Diego flights?

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

What airlines fly to San Diego?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to San Diego from London according to our data. British Airways is the first choice among our users, with 49% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 4 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for London to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

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

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

There are 4 operators available for flights from London to San Diego Airport as of December 2025.

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

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 London 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.

$362 Cheap Flights from London to San Diego in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $732 to $1,047. The lowest price recently found on this route was $704.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to San Diego

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 8:29 pm

LGW

SAN

38h 29m1 stop

10:35 am - 10:00 am

SAN

LGW

15h 25m1 stop

$704Multiple Airlines

Mon, Jan 26 - Mon, Feb 9

1:00 pm - 4:38 pm

LGW

SAN

34h 38m1 stop

7:00 am - 6:00 am

SAN

LGW

16h 00m1 stop

$710Multiple Airlines

Fri, Mar 13 - Wed, Mar 25

3:00 pm - 11:53 am

LHR

SAN

28h 53m2 stops

6:05 pm - 9:20 am

SAN

LHR

31h 15m2 stops

$716Air Canada

Fri, Feb 13 - Sat, Feb 21

6:00 pm - 11:53 am

LHR

SAN

24h 53m1 stop

6:30 am - 11:20 am

SAN

LHR

21h 50m2 stops

$717Air Canada

Sat, Mar 14 - Wed, Mar 25

3:00 pm - 10:50 pm

LHR

SAN

15h 50m1 stop

6:00 pm - 12:35 pm

SAN

LHR

10h 35mnonstop

$718British Airways

Fri, Feb 6 - Fri, Feb 13

11:05 am - 8:51 pm

LHR

SAN

17h 46m1 stop

10:15 pm - 8:10 pm

SAN

LHR

13h 55m1 stop

$720Delta

Wed, Jan 7 - Sun, Jan 11

2:00 pm - 3:29 pm

LGW

SAN

33h 29m2 stops

10:35 am - 10:00 am

SAN

LGW

15h 25m1 stop

$720Multiple Airlines

Mon, Jan 26 - Mon, Feb 9

12:50 pm - 4:10 pm

LHR

SAN

11h 20mnonstop

9:25 am - 6:35 am

SAN

LHR

13h 10m1 stop

$727British Airways

Thu, Feb 5 - Thu, Feb 12

7:40 pm - 8:41 pm

LGW

SAN

33h 01m2 stops

7:10 am - 7:00 pm

SAN

LGW

27h 50m2 stops

$748Iberia

Thu, Jan 15 - Thu, Jan 22

8:25 am - 6:54 pm

LCY

SAN

18h 29m2 stops

1:40 pm - 1:15 pm

SAN

LCY

15h 35m1 stop

$826Delta

Mon, May 25 - Sat, May 30

Air Canada flights from London to San Diego

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

Air Canada

Feb 13

LHR3:00 pmLondon Heathrow

28h 53m

2 stops

SAN11:53 amSan Diego

Feb 21

SAN6:05 pmSan Diego

31h 15m

2 stops

LHR9:20 amLondon Heathrow

$716

Find similar

Air Canada

Mar 14

LHR6:00 pmLondon Heathrow

24h 53m

1 stop

SAN11:53 amSan Diego

Mar 25

SAN6:30 amSan Diego

21h 50m

2 stops

LHR11:20 amLondon Heathrow

$717

Find similar

Air Canada

Mar 14

LHR1:25 pmLondon Heathrow

29h 28m

2 stops

SAN11:53 amSan Diego

Mar 25

SAN12:40 pmSan Diego

35h 30m

2 stops

LHR7:10 amLondon Heathrow

$724

Find similar

British Airways flights from London to San Diego

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

British Airways

Feb 6

LHR3:00 pmLondon Heathrow

15h 50m

1 stop

SAN10:50 pmSan Diego

Feb 13

SAN6:00 pmSan Diego

10h 35m

LHR12:35 pmLondon Heathrow

$718

Find similar

British Airways

Feb 5

LHR12:50 pmLondon Heathrow

11h 20m

SAN4:10 pmSan Diego

Feb 12

SAN9:25 amSan Diego

13h 10m

1 stop

LHR6:35 amLondon Heathrow

$727

Find similar

British Airways

Jan 16

LHR12:50 pmLondon Heathrow

11h 20m

SAN4:10 pmSan Diego

Mar 8

SAN7:00 pmSan Diego

10h 35m

LHR12:35 pmLondon Heathrow

$730

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 1/26

2:00 pm-8:29 pm

1 stop38h 29m

San Diego

Mon 2/9

10:35 am-10:00 am

1 stop15h 25m

$704

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Fri 3/13

1:00 pm-4:38 pm

1 stop34h 38m

San Diego

Wed 3/25

7:00 am-6:00 am

1 stop16h 00m

$710

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 2/13

3:00 pm-11:53 am

2 stops28h 53m

San Diego

Sat 2/21

6:05 pm-9:20 am

2 stops31h 15m

$716

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Sat 3/14

6:00 pm-11:53 am

1 stop24h 53m

San Diego

Wed 3/25

6:30 am-11:20 am

2 stops21h 50m

$717

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 2/6

3:00 pm-10:50 pm

1 stop15h 50m

San Diego

Fri 2/13

6:00 pm-12:35 pm

Nonstop10h 35m

$718

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Wed 1/7

11:05 am-8:51 pm

1 stop17h 46m

San Diego

Sun 1/11

10:15 pm-8:10 pm

1 stop13h 55m

$720

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Mon 1/26

2:00 pm-3:29 pm

2 stops33h 29m

San Diego

Mon 2/9

10:35 am-10:00 am

1 stop15h 25m

$720

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Thu 2/5

12:50 pm-4:10 pm

Nonstop11h 20m

San Diego

Thu 2/12

9:25 am-6:35 am

1 stop13h 10m

$727

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 1/15

7:40 pm-8:41 pm

2 stops33h 01m

San Diego

Thu 1/22

7:10 am-7:00 pm

2 stops27h 50m

$748

LondonSan Diego

LCY - SAN

LCYSAN

London City

Mon 5/25

8:25 am-6:54 pm

2 stops18h 29m

San Diego

Sat 5/30

1:40 pm-1:15 pm

1 stop15h 35m

$826

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Delays

Other information

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

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of February, then departing from London during the month January is also very affordable. Most momondo users find prices during this month for around $680.

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

The cheapest day to depart from London to San Diego is on a Monday. Travelers who choose to depart for San Diego on a Monday will often find tickets for as low as $735. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $942. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is in the morning when flights can be purchased for as low as $790. Flights at noon are often more expensive with an average ticket price of $801.

What is the cheapest London to San Diego flight route?

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

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

You are more likely to see cheaper flights to San Diego from London when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $778 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from London for as low as $709 on momondo.

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

There are 3 cabin classes available to choose from on London to San Diego 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 London to San Diego flights?

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

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

As of December 2025, prices for London to San Diego flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from London to San Diego

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

Estimated round-trip price

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

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

Best Price Found	$579
Fastest flight time	11h 20m
Direct flights	Every day
Airports in San Diego	1 airport

The best one-way flight to San Diego from London in the past 72 hours is $579. The best round-trip flight deal from London to San Diego found on momondo in the last 72 hours is $827.

The fastest flight from London to San Diego takes 11h 20m

Direct flights go from London to San Diego every day.

There is 1 airport in San Diego. From London there are direct flights to San Diego (SAN).

Search flight deals

How far is London to San Diego by plane?
London and San Diego are 5478.3 mi apart from one another. Flights usually cover this in 11h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London to San Diego Airport?
Prices for flights from London to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London to San Diego Airport?
There are 4 operators available for flights from London to San Diego Airport as of December 2025.
How old do you have to be to fly from London to San Diego Airport?
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 London 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.
What is the most popular plane model from London to San Diego?
momondo data reveals that the most frequently booked plane model on the route from London to San Diego is Boeing 777, representing 50.88% of all bookings. The subsequent popular models are Boeing 777-300ER at 17.22%, Boeing 787-8 Dreamliner at 13.91%, and Airbus A350-1000 at 9.29%.
What is the most popular airline from London to San Diego?
Based on momondo bookings for flights between London and San Diego, the leading airline is British Airways, making up 52% of the total bookings. Other popular airlines include American Airlines with 26%, Iberia with 10%, and United Airlines with 8%.

Best airlines flying from London to San Diego

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $533	Free Cancellation	Rating 7.4 9,106 reviews	Search United Airlines flights
British Airways	PriceFrom $589	Free Cancellation	Rating 6.7 7,606 reviews	Search British Airways flights
Iberia	PriceFrom $599	Free Cancellation	Rating 7.0 3,056 reviews	Search Iberia flights
American Airlines	PriceFrom $664	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights

Coronado

Chula Vista

El Cajon

Julian

Poway

National City

Borrego Springs

Imperial Beach

La Mesa

San Ysidro

Lemon Grove

Alpine

Santee

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Diego from London.

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

Flights from London to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential London to San Diego 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 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.

An easier way to manage your San Diego 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 1/22

Thu 1/29

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $49

Flights to Miamifrom $50

Flights to Chicagofrom $51

Flights to Orlandofrom $50

Flights to San Franciscofrom $53

Flights to Las Vegasfrom $38

Flights to Washington, D.C.from $58

Flights to Bostonfrom $50

Flights to Atlantafrom $47

Flights to Dallasfrom $51

Flights to Seattlefrom $55

Cheap flights from London to San Diego from $362

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to San Diego departing on 2/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to San Diego

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Air Canada flights from London to San Diego

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

British Airways flights from London to San Diego

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

momondo Fare Finder

Use the filters below to find and compare flights from London to San Diego that are best for you.

See travel insights to San Diego from

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

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

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of February, then departing from London during the month January is also very affordable. Most momondo users find prices during this month for around $680.

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

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

The cheapest time of day to fly to San Diego is in the morning when flights can be purchased for as low as $790. Flights at noon are often more expensive with an average ticket price of $801.

What is the cheapest London to San Diego flight route?

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

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

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

There are 3 cabin classes available to choose from on London to San Diego 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 London to San Diego flights?

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

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

As of December 2025, prices for London to San Diego flights are approximately 11% cheaper when compared to flights at the same time last year.

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

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

What airlines fly to San Diego?

How often are flights from London to San Diego delayed?

Historically, on average around 16% of flights between London and San Diego have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

What is the most punctual flight time for London to San Diego flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to San Diego flights?

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

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

The number of flights available between London and San Diego is 1 per day as of December 2025. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

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

As of December 2025, 8 flights take off from London and land in San Diego each week. The most common flight departure day for this route is Sun, with 75% of weekly flights taking off on this day.

When to book flights from London to San Diego

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Diego

How far is London to San Diego by plane?

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

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

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

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

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

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

Best airlines flying from London to San Diego

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

Traveling to a place near San Diego?

Why use momondo?

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

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

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

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

An easier way to manage your San Diego 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 States