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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

C$ 209 CHEAP FLIGHTS from Ontario to San Diego

SAN

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

...and more

Travellers love KAYAK

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

Save 21% 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.

Flight Deals

Cheap Flights from Ontario to San Diego

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to San Diego

ศ., 17 เม.ย. - อ., 21 เม.ย.

3:45 p.m. - 10:00 p.m.

YUL

SAN

9h 15m

1 stop

6:40 a.m. - 10:58 p.m.

SAN

YUL

13h 18m

1 stop

C$ 391American Airlines

ส., 30 พ.ค. - ส., 6 มิ.ย.

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

YYZ

SAN

11h 00m

2 stops

3:30 p.m. - 5:45 a.m.

SAN

YYZ

11h 15m

1 stop

C$ 392WestJet

จ., 13 เม.ย. - พ., 22 เม.ย.

8:00 p.m. - 1:17 p.m.

YYZ

SAN

20h 17m

1 stop

2:12 p.m. - 6:13 a.m.

SAN

YYZ

13h 01m

2 stops

C$ 394Multiple Airlines

ศ., 1 พ.ค. - ส., 9 พ.ค.

7:20 a.m. - 2:10 p.m.

YOW

SAN

9h 50m

1 stop

3:30 p.m. - 5:35 a.m.

SAN

YOW

11h 05m

1 stop

C$ 395WestJet

ส., 30 พ.ค. - ส., 6 มิ.ย.

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

YYZ

SAN

11h 00m

2 stops

3:30 p.m. - 5:45 a.m.

SAN

YYZ

11h 15m

1 stop

C$ 395WestJet

ศ., 1 พ.ค. - ส., 9 พ.ค.

6:15 p.m. - 11:56 p.m.

YYZ

SAN

8h 41m

1 stop

7:15 a.m. - 5:19 p.m.

SAN

YYZ

7h 04m

1 stop

C$ 398American Airlines

จ., 20 เม.ย. - พฤ., 23 เม.ย.

8:00 p.m. - 1:17 p.m.

YYZ

SAN

20h 17m

1 stop

7:23 p.m. - 7:50 p.m.

SAN

YYZ

21h 27m

1 stop

C$ 412Multiple Airlines

ศ., 1 พ.ค. - ส., 9 พ.ค.

5:45 p.m. - 8:43 p.m.

YUL

SAN

5h 58mdirect

7:00 a.m. - 3:31 p.m.

SAN

YUL

5h 31mdirect

C$ 425Air Canada

ศ., 1 พ.ค. - ศ., 8 พ.ค.

5:45 p.m. - 8:43 p.m.

YUL

SAN

5h 58mdirect

7:00 a.m. - 3:31 p.m.

SAN

YUL

5h 31mdirect

C$ 427Air Canada

พ., 6 พ.ค. - ศ., 8 พ.ค.

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

YXU

SAN

11h 00m

1 stop

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

SAN

YXU

10h 50m

1 stop

C$ 550Delta

Useful Info

Low season	February
High season	July
Cheapest flight	C$ 209

Best time to beat the crowds but there is an average 21% increase in price.

Most popular time to fly and prices are also 17% lower on average.

Flight from Toronto Pearson Airport 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.

Coronado

National City

Chula Vista

El Cajon

Borrego Springs

Poway

Santee

Imperial Beach

La Mesa

Lemon Grove

Alpine

San Ysidro

Everything you need to know for your flight to San Diego

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

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

San Diego (SAN)

SAN

C$ 213 Find Cheap Flights from Ontario to San Diego

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

Cheap Flights from Ontario to San Diego

Recent round-trip flight deals from Ontario to San Diego

Recent one-way flight deals from Ontario to San Diego

Recent last minute flight deals from Ontario to San Diego

Recent direct flight deals from Ontario to San Diego

Good to know

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?

Everything you need to know for your flight to San Diego

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

Cabin class types available on flights to Ontario

Complete your trip to San Diego with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to San Diego

Choose which airport to fly into in San Diego