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

Air Canada is the most popular carrier operating from London to San Diego

What airlines fly to San Diego?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to San Diego from London, Ontario according to our data. Air Canada is the first choice among our users, with 54% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 6 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from London Airport to San Diego Airport are updated daily.

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

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

The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$216 Cheap Flights from London to San Diego in 2025/26

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Find the cheapest flights from London, Ontario to San Diego

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:10 pm - 11:07 pm

YXU

SAN

29h 57m3 stops

1:35 pm - 6:34 am

SAN

YXU

13h 59m2 stops

$319Multiple Airlines

Mon, Jan 12 - Wed, Jan 14

8:10 pm - 11:07 pm

YXU

SAN

29h 57m3 stops

7:10 am - 6:34 am

SAN

YXU

20h 24m3 stops

$383Multiple Airlines

Mon, Jan 12 - Wed, Jan 14

5:40 pm - 11:48 am

YXU

SAN

21h 08m2 stops

6:55 pm - 5:05 pm

SAN

YXU

19h 10m2 stops

$433United Airlines

Mon, Jan 12 - Wed, Jan 14

5:40 pm - 11:48 am

YXU

SAN

21h 08m2 stops

12:40 pm - 8:46 am

SAN

YXU

17h 06m1 stop

$469United Airlines

Mon, Jan 12 - Wed, Jan 14

5:10 am - 6:36 pm

YXU

SAN

16h 26m2 stops

8:37 pm - 8:46 am

SAN

YXU

9h 09m2 stops

$493United Airlines

Sun, Jan 11 - Tue, Jan 13

5:40 pm - 9:40 am

YXU

SAN

19h 00m2 stops

6:15 am - 9:21 pm

SAN

YXU

12h 06m2 stops

$497Air Canada

Sun, Jan 11 - Tue, Jan 13

5:10 am - 9:56 pm

YXU

SAN

19h 46m2 stops

11:08 am - 8:46 am

SAN

YXU

18h 38m2 stops

$500United Airlines

Sun, Jan 11 - Tue, Jan 13

5:40 pm - 9:40 am

YXU

SAN

19h 00m2 stops

12:40 pm - 8:46 am

SAN

YXU

17h 06m1 stop

$529Air Canada

Sun, Jan 11 - Tue, Jan 13

5:40 pm - 9:40 am

YXU

SAN

19h 00m2 stops

12:40 pm - 8:46 am

SAN

YXU

17h 06m1 stop

$533Air Canada

Sun, Jan 11 - Tue, Jan 13

5:10 am - 10:33 pm

YXU

SAN

20h 23m2 stops

12:40 pm - 8:46 am

SAN

YXU

17h 06m1 stop

$559Air Canada

Sun, Jan 11 - Tue, Jan 13

United Airlines flights from London, Ontario to San Diego

Our best United Airlines deals on London, Ontario to San Diego flight tickets

United Airlines

Jan 12

YXU5:40 pmLondon

21h 08m

2 stops

SAN11:48 amSan Diego

Jan 14

SAN6:55 pmSan Diego

19h 10m

2 stops

YXU5:05 pmLondon

$433

Find similar

United Airlines

Jan 12

YXU5:40 pmLondon

21h 08m

2 stops

SAN11:48 amSan Diego

Jan 14

SAN12:40 pmSan Diego

17h 06m

1 stop

YXU8:46 amLondon

$469

Find similar

United Airlines

Jan 11

YXU5:10 amLondon

16h 26m

2 stops

SAN6:36 pmSan Diego

Jan 13

SAN8:37 pmSan Diego

9h 09m

2 stops

YXU8:46 amLondon

$493

Find similar

Air Canada flights from London, Ontario to San Diego

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

Air Canada

Jan 11

YXU5:40 pmLondon

19h 00m

2 stops

SAN9:40 amSan Diego

Jan 13

SAN6:15 amSan Diego

12h 06m

2 stops

YXU9:21 pmLondon

$497

Find similar

Air Canada

Jan 11

YXU5:40 pmLondon

19h 00m

2 stops

SAN9:40 amSan Diego

Jan 13

SAN12:40 pmSan Diego

17h 06m

1 stop

YXU8:46 amLondon

$529

Find similar

Air Canada

Jan 11

YXU5:40 pmLondon

19h 00m

2 stops

SAN9:40 amSan Diego

Jan 13

SAN12:40 pmSan Diego

17h 06m

1 stop

YXU8:46 amLondon

$533

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 1/12

8:10 pm-11:07 pm

3 stops29h 57m

San Diego

Wed 1/14

1:35 pm-6:34 am

2 stops13h 59m

$319

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 1/12

8:10 pm-11:07 pm

3 stops29h 57m

San Diego

Wed 1/14

7:10 am-6:34 am

3 stops20h 24m

$383

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 1/12

5:40 pm-11:48 am

2 stops21h 08m

San Diego

Wed 1/14

6:55 pm-5:05 pm

2 stops19h 10m

$433

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 1/12

5:40 pm-11:48 am

2 stops21h 08m

San Diego

Wed 1/14

12:40 pm-8:46 am

1 stop17h 06m

$469

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 1/11

5:10 am-6:36 pm

2 stops16h 26m

San Diego

Tue 1/13

8:37 pm-8:46 am

2 stops9h 09m

$493

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 1/11

5:40 pm-9:40 am

2 stops19h 00m

San Diego

Tue 1/13

6:15 am-9:21 pm

2 stops12h 06m

$497

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 1/11

5:10 am-9:56 pm

2 stops19h 46m

San Diego

Tue 1/13

11:08 am-8:46 am

2 stops18h 38m

$500

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 1/11

5:40 pm-9:40 am

2 stops19h 00m

San Diego

Tue 1/13

12:40 pm-8:46 am

1 stop17h 06m

$529

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 1/11

5:40 pm-9:40 am

2 stops19h 00m

San Diego

Tue 1/13

12:40 pm-8:46 am

1 stop17h 06m

$533

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 1/11

5:10 am-10:33 pm

2 stops20h 23m

San Diego

Tue 1/13

12:40 pm-8:46 am

1 stop17h 06m

$559

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from London, Ontario 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 time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $650. Flights in the morning are often more expensive with an average ticket price of $776.

When to book flights from London, Ontario to San Diego

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

Estimated round-trip price

Cheap London, Ontario to San Diego (YXU to SAN) flight deals and tips

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

Fastest flight time	9h 43m
Direct flights	None

The fastest flight from London, Ontario to San Diego takes 9h 43m

There are no direct flights from London, Ontario to San Diego. There are no popular flight routes from London, Ontario to San Diego.

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How far is London to San Diego by plane?
London and San Diego are 2064.3 mi apart from one another. A reasonable flight in good conditions will take 9h 43m.
When did momondo last update prices for flights from London Airport to San Diego Airport?
Prices for flights from London Airport to San Diego Airport are updated daily.
How old do you have to be to fly from London 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 Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Coronado

Chula Vista

El Cajon

Julian

National City

Poway

Imperial Beach

Borrego Springs

La Mesa

San Ysidro

Alpine

Lemon Grove

Santee

Why use momondo?

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

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

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

momondo does allow users to show only those flights to San Diego from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to San Diego from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to San Diego from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.