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Cheap flights from Ontario to San Diego from $148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to San Diego departing on 12/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to San Diego

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to San Diego.

Cheap last minute flights

Planning a quick getaway from Ontario to San Diego? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Diego, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to San Diego

Find recent round-trip train or bus tickets from Ontario to San Diego.

All round-trip flight deals to San Diego

The cheapest plane tickets to San Diego found on KAYAK recently.
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$186Porter Airlines
Find Deal
Fri, Dec 13 - Sun, Dec 15
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$187Porter Airlines
Find Deal
Wed, Dec 11 - Wed, Dec 18
3:30 pm - 10:22 pmYYZ-SAN
9h 52m1 stop
2:05 pm - 11:59 pmSAN-YYZ
6h 54m1 stop
$213Air Canada
Find Deal
Fri, Dec 13 - Mon, Dec 16
3:30 pm - 10:22 pmYYZ-SAN
9h 52m1 stop
10:30 pm - 9:58 amSAN-YYZ
8h 28m1 stop
$214Air Canada
Find Deal
Fri, Dec 13 - Mon, Dec 16
6:14 am - 2:05 pmYYZ-SAN
10h 51m1 stop
7:15 am - 10:39 pmSAN-YYZ
12h 24m1 stop
$223Alaska Airlines
Find Deal
Fri, Dec 13 - Tue, Dec 17
9:25 am - 12:03 pmYYZ-SAN
5h 38mnonstop
7:00 am - 10:52 pmSAN-YYZ
12h 52m1 stop
$225United Airlines
Find Deal
Tue, Dec 10 - Tue, Dec 17
8:00 pm - 7:10 pmYYZ-SAN
26h 10m1 stop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
Wed, Dec 11 - Mon, Dec 16
8:00 pm - 7:10 pmYYZ-SAN
26h 10m1 stop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
Wed, Dec 11 - Wed, Dec 18
11:00 am - 3:32 pmYYZ-SAN
7h 32m1 stop
6:52 pm - 9:58 amSAN-YYZ
12h 06m2 stops
$229United Airlines
Find Deal
Wed, Dec 11 - Mon, Dec 16
4:20 pm - 11:59 pmYYZ-SAN
10h 39m1 stop
6:15 am - 2:55 pmSAN-YYZ
29h 40m1 stop
$305Alaska Airlines
Find Deal
Thu, Dec 5 - Mon, Dec 9
9:00 am - 8:53 pmYYZ-SAN
14h 53m2 stops
$148United Airlines
Find Deal
Fri, Dec 13
8:05 am - 6:32 pmYYZ-SAN
13h 27m1 stop
$150United Airlines
Find Deal
Wed, Dec 18
12:00 pm - 10:17 pmYYZ-SAN
13h 17m2 stops
Fri, Dec 13
9:00 am - 9:47 pmYYZ-SAN
15h 47m2 stops
$155United Airlines
Find Deal
Wed, Dec 18
10:45 am - 9:15 amYUL-SAN
25h 30m3 stops
Mon, Dec 9
6:00 am - 2:36 pmYYZ-SAN
11h 36m1 stop
$161Delta
Find Deal
Tue, Dec 31
5:00 pm - 10:22 pmYOW-SAN
8h 22m1 stop
$179Air Canada
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Sun, Dec 15
9:00 am - 3:32 pmYYZ-SAN
9h 32m1 stop
$179Air Canada
Find Deal
Wed, Nov 27
2:20 pm - 9:22 amYUL-SAN
22h 02m1 stop
$185British Airways
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Wed, Dec 4
6:30 am - 1:04 pmYYZ-SAN
9h 34m1 stop
$196Delta
Find Deal
Thu, Nov 28
7:00 am - 12:40 pmYUL-SAN
8h 40m1 stop
10:10 pm - 12:00 pmSAN-YUL
10h 50m1 stop
$345Delta
Find Deal
Tue, Nov 19 - Mon, Nov 25
10:40 pm - 6:02 pmYYZ-SAN
22h 22m2 stops
9:06 pm - 5:55 amSAN-YYZ
29h 49m1 stop
Tue, Nov 19 - Fri, Nov 22
11:08 am - 10:27 pmYUL-SAN
14h 19m2 stops
8:00 am - 7:48 pmSAN-YUL
8h 48m1 stop
$478United Airlines
Find Deal
Tue, Nov 19 - Mon, Nov 25
11:08 am - 10:27 pmYUL-SAN
14h 19m2 stops
4:54 pm - 5:50 pmSAN-YUL
21h 56m2 stops
$703United Airlines
Find Deal
Tue, Nov 19 - Mon, Nov 25
7:30 am - 3:25 pmYUL-SAN
10h 55m2 stops
10:39 pm - 12:24 pmSAN-YUL
10h 45m2 stops
$766American Airlines
Find Deal
Tue, Nov 19 - Mon, Nov 25
4:10 pm - 8:46 pmYYZ-SAN
7h 36m1 stop
12:50 pm - 10:52 pmSAN-YYZ
7h 02m1 stop
$788Air Canada
Find Deal
Fri, Nov 15 - Fri, Dec 6
4:20 pm - 7:37 amYYZ-SAN
18h 17m2 stops
5:14 pm - 2:55 pmSAN-YYZ
18h 41m2 stops
$800Alaska Airlines
Find Deal
Fri, Nov 15 - Sat, Nov 23
9:25 am - 12:03 pmYYZ-SAN
5h 38mnonstop
11:15 am - 10:52 pmSAN-YYZ
8h 37m1 stop
$843Air Canada
Find Deal
Fri, Nov 15 - Fri, Dec 6
6:00 am - 6:47 pmYYZ-SAN
15h 47m1 stop
6:50 am - 11:54 pmSAN-YYZ
14h 04m1 stop
$921American Airlines
Find Deal
Sat, Nov 16 - Thu, Nov 21
4:20 pm - 10:17 amYYZ-SAN
20h 57m2 stops
1:06 pm - 2:55 pmSAN-YYZ
22h 49m1 stop
$1,021Alaska Airlines
Find Deal
Tue, Nov 19 - Fri, Nov 22
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$215Porter Airlines
Find Deal
Fri, Jan 10 - Sun, Jan 12
9:25 am - 12:03 pmYYZ-SAN
5h 38mnonstop
12:55 pm - 8:45 pmSAN-YYZ
4h 50mnonstop
$221Air Canada
Find Deal
Fri, Jan 24 - Fri, Jan 31
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$223Porter Airlines
Find Deal
Sun, Jan 19 - Wed, Jan 29
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$224Porter Airlines
Find Deal
Wed, Dec 11 - Fri, Dec 13
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$230Air Transat
Find Deal
Wed, Dec 11 - Wed, Dec 18
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$236Air Transat
Find Deal
Wed, Dec 11 - Mon, Dec 16
9:25 am - 12:03 pmYYZ-SAN
5h 38mnonstop
12:55 pm - 8:45 pmSAN-YYZ
4h 50mnonstop
$239United Airlines
Find Deal
Mon, Jan 13 - Sat, Jan 18
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$240Porter Airlines
Find Deal
Fri, Jan 10 - Mon, Jan 13
10:20 am - 1:05 pmYYZ-SAN
5h 45mnonstop
2:05 pm - 9:50 pmSAN-YYZ
4h 45mnonstop
$242Air Transat
Find Deal
Wed, Dec 11 - Sun, Dec 15
9:25 am - 12:03 pmYYZ-SAN
5h 38mnonstop
12:55 pm - 8:45 pmSAN-YYZ
4h 50mnonstop
$353United Airlines
Find Deal
Tue, Dec 10 - Sun, Dec 15

Porter Airlines flights from Region of Ontario to San Diego

Our best Porter Airlines deals on Region of Ontario to San Diego flight tickets
Porter Airlines
Dec 13
YYZ10:20 amToronto Pearson Intl
5h 45m
SAN1:05 pmSan Diego
Dec 15
SAN2:05 pmSan Diego
4h 45m
YYZ9:50 pmToronto Pearson Intl
Porter Airlines
Dec 11
YYZ10:20 amToronto Pearson Intl
5h 45m
SAN1:05 pmSan Diego
Dec 18
SAN2:05 pmSan Diego
4h 45m
YYZ9:50 pmToronto Pearson Intl
Porter Airlines
Jan 29
YYZ10:20 amToronto Pearson Intl
5h 45m
SAN1:05 pmSan Diego
Jan 31
SAN2:05 pmSan Diego
4h 45m
YYZ9:50 pmToronto Pearson Intl

United Airlines flights from Region of Ontario to San Diego

Our best United Airlines deals on Region of Ontario to San Diego flight tickets
United Airlines
Dec 10
YYZ9:25 amToronto Pearson Intl
5h 38m
SAN12:03 pmSan Diego
Dec 17
SAN7:00 amSan Diego
12h 52m
1 stop
YYZ10:52 pmToronto Pearson Intl
United Airlines
Dec 11
YYZ11:00 amToronto Pearson Intl
7h 32m
1 stop
SAN3:32 pmSan Diego
Dec 16
SAN6:52 pmSan Diego
12h 06m
2 stops
YYZ9:58 amToronto Pearson Intl
United Airlines
Dec 13
YYZ9:00 amToronto Pearson Intl
9h 32m
1 stop
SAN3:32 pmSan Diego
Dec 15
SAN10:30 pmSan Diego
11h 01m
1 stop
YYZ12:31 pmToronto Pearson Intl

How to get the cheapest flight ticket from Region of 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 to San Diego from Region of Ontario?

Porter Airlines. Porter Airlines, Delta, and American Airlines are the most popular carriers operating from Region of Ontario to San Diego

What is the cheapest Region of Ontario to San Diego flight route?

Toronto Pearson Intl - San Diego. Fly from Toronto Pearson Intl to San Diego for the best Region of Ontario - San Diego flight prices

Can stopping save me money on Region of Ontario to San Diego flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to San Diego.

Cheap Region of Ontario to San Diego flight deals and tips

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

Best Price Found

$148

Fastest flight time

5h 38m

Direct flights

Every day

Airports in San Diego

1 airport
The best one-way flight to San Diego from Region of Ontario in the past 72 hours is $148. The best round-trip flight deal from Region of Ontario to San Diego found on momondo in the last 72 hours is $186.
The fastest flight from Region of Ontario to San Diego takes 5h 38m
Direct flights go from Region of Ontario to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)

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

    Prices for flights from Ontario to San Diego Airport refresh daily.

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

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

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

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Region of Ontario to San Diego?


Best airlines flying from Region of Ontario to San Diego

Compare and see reviews for airlines that fly from Region of Ontario to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $180Free CancellationRating
7.7
288 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $204Free CancellationRating
7.0
8,198 reviews
Search Air Canada flights
United AirlinesPriceFrom $262Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
American AirlinesPriceFrom $376Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $380Free CancellationRating
8.0
8,788 reviews
Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to San Diego for you.

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

All flight searches from Ontario to San Diego on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Ontario 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 Ontario 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 Ontario and alert you when they change.


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