SAN

C$ 189 Find Cheap Flights from Ontario to San Diego

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Diego departing on 6/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to San Diego

Travellers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
C$ 342
Overall average: C$ 474
Air Canada
Mon 27/7Sun 2/8
YUL - SAN • Direct
Cheapest one-way flights
C$ 199
Typical prices: C$ 244-C$ 404
Multiple Airlines
Fri 6/3
YYZ - SAN • 1 stop
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to San Diego!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Ontario to San Diego

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to San Diego that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to San Diego

Mon, 27 Jul - Sun, 2 Aug
Air Canada Logo
5:45 p.m. - 8:39 p.m.
YUL
-
SAN
5h 54mdirect
Air Canada Logo
7:00 a.m. - 3:33 p.m.
SAN
-
YUL
5h 33mdirect
C$ 342Air Canada
Sun, 22 Mar - Tue, 31 Mar
Air Canada Logo
5:00 a.m. - 11:53 a.m.
YOW
-
SAN
9h 53m
1 stop
Air Canada Logo
6:10 p.m. - 6:45 a.m.
SAN
-
YOW
9h 35m
1 stop
C$ 359Air Canada
Mon, 27 Jul - Sun, 2 Aug
Air Canada Logo
5:45 p.m. - 8:39 p.m.
YUL
-
SAN
5h 54mdirect
Air Canada Logo
12:30 p.m. - 12:37 a.m.
SAN
-
YUL
9h 07m
1 stop
C$ 361Air Canada
Wed, 13 May - Wed, 27 May
WestJet Logo
6:15 a.m. - 2:10 p.m.
YYZ
-
SAN
10h 55m
1 stop
WestJet Logo
3:30 p.m. - 5:45 a.m.
SAN
-
YYZ
11h 15m
1 stop
C$ 372WestJet
Fri, 27 Mar - Mon, 30 Mar
Multiple Airlines Logo
8:00 p.m. - 1:13 p.m.
YYZ
-
SAN
20h 13m
1 stop
Multiple Airlines Logo
5:01 p.m. - 6:43 a.m.
SAN
-
YYZ
10h 42m
1 stop
C$ 388Multiple Airlines
Fri, 6 Mar - Mon, 16 Mar
Multiple Airlines Logo
9:35 a.m. - 4:13 p.m.
YYZ
-
SAN
9h 38m
1 stop
Multiple Airlines Logo
6:42 p.m. - 6:43 a.m.
SAN
-
YYZ
9h 01m
1 stop
C$ 391Multiple Airlines
Sat, 14 Feb - Wed, 18 Feb
United Airlines Logo
9:45 a.m. - 3:41 p.m.
YOW
-
SAN
8h 56m
1 stop
United Airlines Logo
1:05 p.m. - 11:54 p.m.
SAN
-
YOW
7h 49m
1 stop
C$ 402United Airlines
Mon, 23 Feb - Sat, 28 Feb
United Airlines Logo
11:10 a.m. - 11:40 p.m.
YOW
-
SAN
15h 30m
2 stops
United Airlines Logo
7:00 a.m. - 9:18 p.m.
SAN
-
YOW
11h 18m
1 stop
C$ 407United Airlines
Tue, 17 Feb - Wed, 15 Apr
Delta Logo
2:40 p.m. - 8:53 p.m.
YUL
-
SAN
9h 13m
1 stop
Delta Logo
11:58 a.m. - 11:26 p.m.
SAN
-
YUL
8h 28m
1 stop
C$ 432Delta
Tue, 23 Jun - Fri, 3 Jul
WestJet Logo
6:00 a.m. - 1:20 p.m.
YKF
-
SAN
10h 20m
1 stop
WestJet Logo
2:05 p.m. - 6:55 p.m.
SAN
-
YKF
25h 50m
1 stop
C$ 478WestJet
Useful Info

Good to know

Low seasonNovember
Cheapest flightC$ 199
Best time to beat the crowds but there is an average 15% increase in price.
Most popular time to fly (8% more expensive on average)
Flight from Toronto Pearson Airport to San Diego

FAQs for booking flights from Ontario to San Diego

  • How does KAYAK find such low prices on flights from Ontario to San Diego?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to San Diego.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to San Diego?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to San Diego?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Ontario with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to San Diego?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
National City
El Cajon
Borrego Springs
Poway
Santee
Imperial Beach
Lemon Grove
La Mesa
Alpine
San Ysidro

Everything you need to know for your flight to San Diego

Information on the airport you'll fly into in San Diego

San Diego (SAN)