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

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 Jose. 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 Jose?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose 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 Jose?

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 Jose 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 Jose?

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 Jose 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>

$145 CHEAP FLIGHTS from Ontario to San Jose

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

...and more

Travelers love KAYAK

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

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

Cheapest round-trip

$254

Overall average: $344

Alaska Airlines

Sat 2/28Sat 3/7

YYZ - SJC • 1 stop

Cheapest one-way

$145

Typical prices: $226-$366

Multiple Airlines

Wed 1/28

YYZ - SJC • 3 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Jose!

Flight Deals

Cheap Flights from Ontario to San Jose

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to San Jose 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.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to San Jose

Sat, Feb 28 - Sat, Mar 7

4:45 pm - 10:59 pm

YYZ

SJC

9h 14m1 stop

7:00 pm - 2:35 pm

SJC

YYZ

16h 35m1 stop

$254Alaska Airlines

Thu, Jan 29 - Mon, Feb 2

12:30 pm - 8:40 am

YYZ

SJC

23h 10m2 stops

10:37 am - 6:43 am

SJC

YYZ

17h 06m1 stop

$256Multiple Airlines

Thu, Jan 29 - Mon, Feb 2

7:55 pm - 8:40 am

YYZ

SJC

15h 45m1 stop

10:37 am - 6:20 am

SJC

YYZ

16h 43m1 stop

$264Multiple Airlines

Thu, Jan 29 - Wed, Feb 4

4:45 pm - 9:48 am

YYZ

SJC

20h 03m1 stop

6:15 am - 3:35 pm

SJC

YYZ

30h 20m1 stop

$281Alaska Airlines

Sat, May 2 - Sat, May 9

11:00 am - 9:11 pm

YYZ

SJC

13h 11m2 stops

6:35 pm - 8:44 am

SJC

YYZ

11h 09m2 stops

$297United Airlines

Fri, Jun 26 - Sat, Jul 4

2:15 pm - 9:48 pm

YYZ

SJC

10h 33m1 stop

7:00 am - 12:04 am

SJC

YYZ

14h 04m2 stops

$298Delta

Tue, Feb 10 - Tue, Feb 24

6:00 am - 5:40 pm

YUL

SJC

14h 40m2 stops

7:15 am - 11:26 pm

SJC

YUL

13h 11m2 stops

$425Delta

Thu, Jan 29 - Thu, Feb 5

12:00 pm - 8:56 pm

YOW

SJC

11h 56m2 stops

11:00 pm - 3:23 pm

SJC

YOW

13h 23m2 stops

$544United Airlines

Thu, Jan 29 - Thu, Feb 5

6:45 am - 9:29 pm

YOW

SJC

17h 44m3 stops

5:15 pm - 4:58 pm

SJC

YOW

20h 43m2 stops

$727American Airlines

Thu, Jan 29 - Thu, Feb 5

6:45 am - 9:29 pm

YOW

SJC

17h 44m3 stops

11:30 pm - 6:28 pm

SJC

YOW

15h 58m3 stops

$944American Airlines

Useful Info

Low season	December
High season	May
Cheapest flight	$145

Best time to beat the crowds but there is an average 11% increase in price.

Most popular time to fly with an average 25% increase in price.

Flight from Toronto Pearson Airport to San Jose

How does KAYAK find such low prices on flights from Ontario to San Jose?
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 Jose.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to San Jose?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose 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 Jose?
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 Jose 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 Jose?
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 Jose from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

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

San Jose (SJC)

$145 Find Cheap Flights from Ontario to San Jose

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

Everything you should know

Cheap Flights from Ontario to San Jose

Recent round-trip flight deals from Ontario to San Jose

Recent one-way flight deals from Ontario to San Jose

Recent last minute flight deals from Ontario to San Jose

Good to know

FAQs for booking flights from Ontario to San Jose

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

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 Jose.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Jose 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 Jose?

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 Jose 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 Jose?

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 Jose from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to San Jose

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

Cabin class types available on flights to Ontario

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

Find direct flights for San Jose

Flights to other popular destinations

Flights from domestic origins to San Jose

Choose which airport to fly into in San Jose

Find deals for your return flight