Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London, Ontario to San Diego from C$ 256

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 16/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London, Ontario to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
Multiple Airlines Logo
1:35 p.m. - 5:20 a.m.
SAN
-
YXU
12h 45m
2 stops
C$ 576Multiple Airlines
Sun, 11 Oct - Mon, 19 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 586WestJet
Sun, 11 Oct - Tue, 13 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 586WestJet
Sun, 11 Oct - Sun, 18 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 586WestJet
Sun, 11 Oct - Fri, 16 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 590WestJet
Mon, 12 Oct - Fri, 16 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 590WestJet
Mon, 12 Oct - Tue, 13 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 590WestJet
Sun, 11 Oct - Thu, 15 Oct
WestJet Logo
6:10 a.m. - 2:10 p.m.
YXU
-
SAN
11h 00m
1 stop
WestJet Logo
3:30 p.m. - 5:20 a.m.
SAN
-
YXU
10h 50m
1 stop
C$ 590WestJet
Mon, 12 Oct - Thu, 15 Oct
United Airlines Logo
10:05 a.m. - 8:29 p.m.
YXU
-
SAN
13h 24m
2 stops
United Airlines Logo
7:41 p.m. - 9:20 a.m.
SAN
-
YXU
10h 39m
2 stops
C$ 724United Airlines
Wed, 7 Oct - Tue, 13 Oct
United Airlines Logo
5:40 a.m. - 3:40 p.m.
YXU
-
SAN
13h 00m
2 stops
United Airlines Logo
10:20 p.m. - 2:55 p.m.
SAN
-
YXU
13h 35m
2 stops
C$ 724United Airlines
Sat, 10 Oct - Wed, 14 Oct

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

WestJet flights from London, Ontario to San Diego

Our best WestJet deals on London, Ontario to San Diego flight tickets
WestJet
11 Oct
YXU6:10 a.m.London
11h 00m
1 stop
SAN2:10 p.m.San Diego
13 Oct
SAN3:30 p.m.San Diego
10h 50m
1 stop
YXU5:20 a.m.London
C$ 586
WestJet
12 Oct
YXU6:10 a.m.London
11h 00m
1 stop
SAN2:10 p.m.San Diego
18 Oct
SAN3:30 p.m.San Diego
10h 50m
1 stop
YXU5:20 a.m.London
C$ 590
WestJet
8 Oct
YXU5:55 p.m.London
23h 15m
1 stop
SAN2:10 p.m.San Diego
19 Oct
SAN3:30 p.m.San Diego
10h 50m
1 stop
YXU5:20 a.m.London
C$ 967

United Airlines flights from London, Ontario to San Diego

Our best United Airlines deals on London, Ontario to San Diego flight tickets
United Airlines
7 Oct
YXU10:05 a.m.London
13h 24m
2 stops
SAN8:29 p.m.San Diego
17 Oct
SAN7:41 p.m.San Diego
10h 39m
2 stops
YXU9:20 a.m.London
C$ 724
United Airlines
9 Oct
YXU3:30 p.m.London
21h 02m
2 stops
SAN9:32 a.m.San Diego
18 Oct
SAN10:30 p.m.San Diego
13h 25m
2 stops
YXU2:55 p.m.London
C$ 776
United Airlines
15 Sep
YXU5:40 a.m.London
15h 55m
3 stops
SAN6:35 p.m.San Diego
19 Sep
SAN8:00 a.m.San Diego
10h 40m
2 stops
YXU9:40 p.m.London
C$ 806

momondo Fare Finder

 
Customize your flight search to find flights from London, Ontario to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 3 August 2026.
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 - SAN

YXUSAN

London

Sun 11/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Mon 19/10

1:35 p.m.-5:20 a.m.

2 stops12h 45m

C$ 576
Quickest round-trip

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 11/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Tue 13/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 586

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 11/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Sun 18/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 586

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 11/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Fri 16/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 586

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 12/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Fri 16/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 590

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 12/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Tue 13/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 590

LondonSan Diego

YXU - SAN

YXUSAN

London

Sun 11/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Thu 15/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 590

LondonSan Diego

YXU - SAN

YXUSAN

London

Mon 12/10

6:10 a.m.-2:10 p.m.

1 stop11h 00m

San Diego

Thu 15/10

3:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 590

LondonSan Diego

YXU - SAN

YXUSAN

London

Wed 7/10

10:05 a.m.-8:29 p.m.

2 stops13h 24m

San Diego

Tue 13/10

7:41 p.m.-9:20 a.m.

2 stops10h 39m

C$ 724

LondonSan Diego

YXU - SAN

YXUSAN

London

Sat 10/10

5:40 a.m.-3:40 p.m.

2 stops13h 00m

San Diego

Wed 14/10

10:20 p.m.-2:55 p.m.

2 stops13h 35m

C$ 724

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Diego from

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

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

You could potentially save up to 9% on your flight if you consider stops on a London, Ontario to San Diego flight.

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

11h 00m

Direct flights

None
The fastest flight from London, Ontario to San Diego takes 11h 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 11h 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?

  • 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?

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
United AirlinesPriceFrom C$ 420Free CancellationRating
7.4
10,058 reviews
Search United Airlines flights

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Coronado
Chula Vista
Borrego Springs

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.

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
Wed 2/9
Wed 9/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States