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Cheap flights from San Diego to London from $295

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 9/11. 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

Find the cheapest flights from San Diego to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:04 pm - 5:20 amSAN  San Diego-YXU London
31h 16m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$404Multiple Airlines
Thu, Sep 24 - Mon, Sep 28
Multiple Airlines Logo
7:13 pm - 5:20 amSAN  San Diego-YXU London
31h 07m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$458Multiple Airlines
Thu, Oct 8 - Thu, Oct 15
Multiple Airlines Logo
7:04 pm - 5:20 amSAN  San Diego-YXU London
31h 16m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$459Multiple Airlines
Mon, Oct 5 - Thu, Oct 15
Multiple Airlines Logo
3:30 pm - 5:20 amSAN  San Diego-YXU London
10h 50m1 stop Calgary
Multiple Airlines Logo
6:10 am - 6:18 pmYXU  London-SAN San Diego
15h 08m2 stops Calgary Phoenix Sky Harbor Intl
$461Multiple Airlines
Fri, Oct 9 - Mon, Oct 19
Multiple Airlines Logo
1:35 pm - 5:20 amSAN  San Diego-YXU London
12h 45m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$463Multiple Airlines
Fri, Oct 9 - Thu, Oct 15
WestJet Logo
3:30 pm - 4:45 pmSAN  San Diego-YXU London
22h 15m1 stop Calgary
WestJet Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$465WestJet
Thu, Sep 24 - Mon, Sep 28
Multiple Airlines Logo
3:30 pm - 5:20 amSAN  San Diego-YXU London
10h 50m1 stop Calgary
Multiple Airlines Logo
6:10 am - 7:37 pmYXU  London-SAN San Diego
16h 27m2 stops Calgary San Francisco
$470Multiple Airlines
Thu, Oct 8 - Sat, Oct 17
Multiple Airlines Logo
7:13 pm - 5:20 amSAN  San Diego-YXU London
31h 07m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$485Multiple Airlines
Thu, Oct 8 - Fri, Oct 16
Multiple Airlines Logo
1:35 pm - 5:20 amSAN  San Diego-YXU London
12h 45m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$486Multiple Airlines
Thu, Oct 8 - Mon, Oct 19
Multiple Airlines Logo
7:04 pm - 5:20 amSAN  San Diego-YXU London
31h 16m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
6:10 am - 2:10 pmYXU  London-SAN San Diego
11h 00m1 stop Calgary
$487Multiple Airlines
Mon, Oct 5 - Fri, Oct 16

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WestJet flights from San Diego to London, Ontario

Our best WestJet deals on San Diego to London, Ontario flight tickets
WestJet
Sep 24
SAN3:30 pmSan Diego
22h 15m
1 stop
YXU4:45 pmLondon
Sep 28
YXU6:10 amLondon
11h 00m
1 stop
SAN2:10 pmSan Diego
$465
WestJet
Oct 9
SAN3:30 pmSan Diego
10h 50m
1 stop
YXU5:20 amLondon
Oct 15
YXU6:10 amLondon
11h 00m
1 stop
SAN2:10 pmSan Diego
$512
WestJet
Aug 27
SAN3:30 pmSan Diego
10h 50m
1 stop
YXU5:20 amLondon
Aug 30
YXU6:10 amLondon
11h 00m
1 stop
SAN2:10 pmSan Diego
$524

Air Canada flights from San Diego to London, Ontario

Our best Air Canada deals on San Diego to London, Ontario flight tickets
Air Canada
Nov 4
SAN7:05 amSan Diego
11h 47m
2 stops
YXU9:52 pmLondon
Nov 11
YXU5:30 amLondon
9h 30m
1 stop
SAN12:00 pmSan Diego
$511
Air Canada
Nov 4
SAN12:55 pmSan Diego
16h 42m
1 stop
YXU8:37 amLondon
Nov 11
YXU5:30 amLondon
9h 30m
1 stop
SAN12:00 pmSan Diego
$529
Air Canada
Nov 2
SAN7:05 amSan Diego
11h 47m
2 stops
YXU9:52 pmLondon
Nov 10
YXU5:30 amLondon
9h 30m
1 stop
SAN12:00 pmSan Diego
$542

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to London, Ontario 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 832,500 searches. Data last updated August 8, 2026.
Use the filters below to find and compare flights from San Diego to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Thu 9/24

7:04 pm-5:20 am

2 stops31h 16m

London

Mon 9/28

6:10 am-2:10 pm

1 stop11h 00m

$404

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Thu 10/8

7:13 pm-5:20 am

2 stops31h 07m

London

Thu 10/15

6:10 am-2:10 pm

1 stop11h 00m

$458

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Mon 10/5

7:04 pm-5:20 am

2 stops31h 16m

London

Thu 10/15

6:10 am-2:10 pm

1 stop11h 00m

$459

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Fri 10/9

3:30 pm-5:20 am

1 stop10h 50m

London

Mon 10/19

6:10 am-6:18 pm

2 stops15h 08m

$461
Quickest round-trip

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Fri 10/9

1:35 pm-5:20 am

2 stops12h 45m

London

Thu 10/15

6:10 am-2:10 pm

1 stop11h 00m

$463

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Thu 9/24

3:30 pm-4:45 pm

1 stop22h 15m

London

Mon 9/28

6:10 am-2:10 pm

1 stop11h 00m

$465

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Thu 10/8

3:30 pm-5:20 am

1 stop10h 50m

London

Sat 10/17

6:10 am-7:37 pm

2 stops16h 27m

$470

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Thu 10/8

7:13 pm-5:20 am

2 stops31h 07m

London

Fri 10/16

6:10 am-2:10 pm

1 stop11h 00m

$485

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Thu 10/8

1:35 pm-5:20 am

2 stops12h 45m

London

Mon 10/19

6:10 am-2:10 pm

1 stop11h 00m

$486

San DiegoLondon

SAN San Diego - YXU London

SANYXU

San Diego

Mon 10/5

7:04 pm-5:20 am

2 stops31h 16m

London

Fri 10/16

6:10 am-2:10 pm

1 stop11h 00m

$487

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to London from

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

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 San Diego to London?

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

What airlines fly to London, Ontario?

Air Canada, United Airlines and Delta are the top three most popular airlines that fly to London, Ontario from San Diego according to our data. Air Canada is the first choice among our users, with 48% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 5 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from San Diego to London, Ontario

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

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

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

Fastest flight time

10h 50m

Direct flights

None
The fastest flight from San Diego to London, Ontario takes 10h 50m
There are no direct flights from San Diego to London, Ontario. There are no popular flight routes from San Diego to London, Ontario.
Search flight deals

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

  • How far is San Diego to London by plane?

    The straight-line distance from San Diego to London is 2064.3 mi. Flights usually cover this in 10h 50m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The necessary travel and health documents for your London 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Grand Bend
Port Stanley

Why use momondo?

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

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

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

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

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

momondo helps you find the best flight between San Diego and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to London from San Diego 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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