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 were last updated today.

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

The number of operators available for flights from London Airport to San Diego Airport is 2 as of September 2026.

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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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.

C$ 299 Cheap Flights from London, Ontario to San Diego in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

6:40 a.m. - 12:40 p.m.YXU London-SAN San Diego

9h 00m1 stop Calgary

1:30 p.m. - 5:35 a.m.SAN San Diego-YXU London

13h 05m1 stop Calgary

C$ 400WestJet

Wed, 25 Nov - Wed, 2 Dec

6:40 a.m. - 12:40 p.m.YXU London-SAN San Diego

9h 00m1 stop Calgary

1:30 p.m. - 5:35 a.m.SAN San Diego-YXU London

13h 05m1 stop Calgary

C$ 407WestJet

Mon, 7 Dec - Sun, 13 Dec

6:40 a.m. - 12:40 p.m.YXU London-SAN San Diego

9h 00m1 stop Calgary

1:30 p.m. - 5:35 a.m.SAN San Diego-YXU London

13h 05m1 stop Calgary

C$ 407WestJet

Sat, 5 Dec - Mon, 14 Dec

6:40 a.m. - 12:40 p.m.YXU London-SAN San Diego

9h 00m1 stop Calgary

1:30 p.m. - 5:35 a.m.SAN San Diego-YXU London

13h 05m1 stop Calgary

C$ 407WestJet

Sat, 5 Dec - Sun, 13 Dec

5:30 a.m. - 4:25 p.m.YXU London-SAN San Diego

13h 55m2 stops Toronto Pearson Intl Vancouver Intl

4:45 p.m. - 2:42 p.m.SAN San Diego-YXU London

18h 57m2 stops Vancouver Intl Toronto Pearson Intl

C$ 471Air Canada

Wed, 25 Nov - Wed, 2 Dec

8:30 p.m. - 4:25 p.m.YXU London-SAN San Diego

22h 55m2 stops Toronto Pearson Intl Vancouver Intl

4:45 p.m. - 2:47 p.m.SAN San Diego-YXU London

19h 02m2 stops Vancouver Intl Toronto Pearson Intl

C$ 530Air Canada

Thu, 29 Oct - Thu, 5 Nov

9:15 a.m. - 8:24 p.m.YXU London-SAN San Diego

14h 09m2 stops Toronto Pearson Intl Los Angeles Los Angeles

10:20 p.m. - 2:47 p.m.SAN San Diego-YXU London

13h 27m2 stops Newark Toronto Pearson Intl

C$ 561United Airlines

Mon, 23 Nov - Thu, 26 Nov

9:15 a.m. - 5:37 p.m.YXU London-SAN San Diego

11h 22m2 stops Toronto Pearson Intl Los Angeles Los Angeles

6:45 a.m. - 9:47 p.m.SAN San Diego-YXU London

12h 02m2 stops Denver Intl Toronto Pearson Intl

C$ 562United Airlines

Sun, 6 Dec - Tue, 15 Dec

9:15 a.m. - 8:24 p.m.YXU London-SAN San Diego

14h 09m2 stops Toronto Pearson Intl Los Angeles Los Angeles

10:20 p.m. - 2:47 p.m.SAN San Diego-YXU London

13h 27m2 stops Newark Toronto Pearson Intl

C$ 562United Airlines

Mon, 23 Nov - Thu, 26 Nov

3:20 p.m. - 10:33 p.m.YXU London-SAN San Diego

10h 13m2 stops Toronto Pearson Intl Chicago O'Hare Intl

8:40 a.m. - 9:52 p.m.SAN San Diego-YXU London

10h 12m2 stops Denver Intl Toronto Pearson Intl

C$ 562Air Canada

Sat, 5 Dec - Tue, 15 Dec

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WestJet flights from London, Ontario to San Diego

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

WestJet

25 Nov

YXU6:40 a.m.London

9h 00m

1 stop

SAN12:40 p.m.San Diego

2 Dec

SAN1:30 p.m.San Diego

13h 05m

1 stop

YXU5:35 a.m.London

C$ 400

WestJet

5 Dec

YXU6:40 a.m.London

9h 00m

1 stop

SAN12:40 p.m.San Diego

14 Dec

SAN1:30 p.m.San Diego

13h 05m

1 stop

YXU5:35 a.m.London

C$ 407

WestJet

3 Feb

YXU6:40 a.m.London

9h 00m

1 stop

SAN12:40 p.m.San Diego

24 Feb

SAN1:30 p.m.San Diego

13h 05m

1 stop

YXU5:35 a.m.London

C$ 635

Air Canada flights from London, Ontario to San Diego

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

Air Canada

25 Nov

YXU5:30 a.m.London

13h 55m

2 stops

SAN4:25 p.m.San Diego

2 Dec

SAN4:45 p.m.San Diego

18h 57m

2 stops

YXU2:42 p.m.London

C$ 471

Air Canada

29 Oct

YXU8:30 p.m.London

22h 55m

2 stops

SAN4:25 p.m.San Diego

5 Nov

SAN4:45 p.m.San Diego

19h 02m

2 stops

YXU2:47 p.m.London

C$ 530

Air Canada

23 Nov

YXU5:30 a.m.London

20h 10m

2 stops

SAN10:40 p.m.San Diego

26 Nov

SAN12:55 p.m.San Diego

16h 42m

1 stop

YXU8:37 a.m.London

C$ 613

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

Cheapest round-trip

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Wed 25/11

6:40 a.m.-12:40 p.m.

1 stop9h 00m

San Diego

Wed 2/12

1:30 p.m.-5:35 a.m.

1 stop13h 05m

C$ 400

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Mon 7/12

6:40 a.m.-12:40 p.m.

1 stop9h 00m

San Diego

Sun 13/12

1:30 p.m.-5:35 a.m.

1 stop13h 05m

C$ 407

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Sat 5/12

6:40 a.m.-12:40 p.m.

1 stop9h 00m

San Diego

Mon 14/12

1:30 p.m.-5:35 a.m.

1 stop13h 05m

C$ 407

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Sat 5/12

6:40 a.m.-12:40 p.m.

1 stop9h 00m

San Diego

Sun 13/12

1:30 p.m.-5:35 a.m.

1 stop13h 05m

C$ 407

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Wed 25/11

5:30 a.m.-4:25 p.m.

2 stops13h 55m

San Diego

Wed 2/12

4:45 p.m.-2:42 p.m.

2 stops18h 57m

C$ 471

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Thu 29/10

8:30 p.m.-4:25 p.m.

2 stops22h 55m

San Diego

Thu 5/11

4:45 p.m.-2:47 p.m.

2 stops19h 02m

C$ 530

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Mon 23/11

9:15 a.m.-8:24 p.m.

2 stops14h 09m

San Diego

Thu 26/11

10:20 p.m.-2:47 p.m.

2 stops13h 27m

C$ 561

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Sun 6/12

9:15 a.m.-5:37 p.m.

2 stops11h 22m

San Diego

Tue 15/12

6:45 a.m.-9:47 p.m.

2 stops12h 02m

C$ 562

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Mon 23/11

9:15 a.m.-8:24 p.m.

2 stops14h 09m

San Diego

Thu 26/11

10:20 p.m.-2:47 p.m.

2 stops13h 27m

C$ 562

Quickest round-trip

LondonSan Diego

YXU London - SAN San Diego

YXUSAN

London

Sat 5/12

3:20 p.m.-10:33 p.m.

2 stops10h 13m

San Diego

Tue 15/12

8:40 a.m.-9:52 p.m.

2 stops10h 12m

C$ 562

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

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

United Airlines is the most popular carrier operating from London to San Diego

Which airlines fly to San Diego?

Air Canada, United Airlines and Delta 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 57% of people opting to fly with this airline when travelling 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 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

Best price found	C$ 299
Fastest flight time	9h 00m
Direct flights	None

The best one-way flight to San Diego from London, Ontario in the past 72 hours is C$ 299. The best round-trip flight deal from London, Ontario to San Diego found on momondo in the last 72 hours is C$ 400.

The fastest flight from London, Ontario to San Diego takes 9h 00m

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

Search flight deals

Frequently asked questions about flying from London, Ontario to San Diego

How far is London to San Diego by plane?
There are 3322.2 km between London and San Diego. Typically, this will take 9h 00m by plane in normal conditions.
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 were last updated today.
How many operators does momondo search for flights from London Airport to San Diego Airport?
The number of operators available for flights from London Airport to San Diego Airport is 2 as of September 2026.
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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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.
What is the most popular airline from London, Ontario to San Diego?
Based on momondo bookings for flights between London, Ontario and San Diego, the leading airline is United Airlines, making up 53% of the total bookings. Other popular airlines include Air Canada with 47%.

Best airlines flying from London, Ontario to San Diego

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

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 329	Free Cancellation	Rating 7.1 11,649 reviews		Search Air Canada flights
United Airlines	PriceFrom C$ 420	Free Cancellation	Rating 7.4 10,224 reviews		Search United Airlines flights

El Cajon

Coronado

Borrego Springs

Chula Vista

Why use momondo?

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

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

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

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

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?

Price alerts on flights to San Diego from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from London, Ontario to San Diego from C$ 299

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, Ontario to San Diego departing on 29/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from London, Ontario to San Diego

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WestJet flights from London, Ontario to San Diego

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

Air Canada flights from London, Ontario to San Diego

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

momondo Fare Finder

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

See travel insights to San Diego from

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

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

Which airlines fly to San Diego?

When to book flights from London, Ontario to San Diego

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from London, Ontario to San Diego

Best airlines flying from London, Ontario to San Diego

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

Travelling to a place near San Diego?

Why use momondo?

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

Airports servicing California

Fly your favourite airline to San Diego

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

Cabin classes currently available on flights to San Diego

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

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Popular flights according to clicks in the last 7 days on momondo

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