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Cheap flights from Ontario to San Jose, CA from C$ 250

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJC
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to San Jose

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to San Jose
Explore the most affordable flight options available from Ontario to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 February 2026.

Wed 25/210:00 a.m.
YYZ
-
SJC
1 stop26h 39m
Multiple Airlines
Mon 9/38:20 p.m.
SJC
-
YYZ
2 stops20h 16m
Multiple Airlines
Deal found 1/2C$ 374
Thu 12/38:00 p.m.
YYZ
-
SJC
1 stop16h 25m
Multiple Airlines
Mon 16/37:42 p.m.
SJC
-
YYZ
1 stop8h 01m
Multiple Airlines
Deal found 2/2C$ 377
Thu 12/34:45 p.m.
YYZ
-
SJC
1 stop9h 14m
Alaska Airlines
Mon 16/36:03 p.m.
SJC
-
YYZ
1 stop18h 32m
Alaska Airlines
Deal found 3/2C$ 417
Fri 27/210:05 a.m.
YYZ
-
SJC
2 stops13h 48m
Delta
Tue 3/36:20 a.m.
SJC
-
YYZ
1 stop6h 39m
Delta
Deal found 2/2C$ 419
Thu 26/210:15 a.m.
YYZ
-
SJC
2 stops14h 03m
Delta
Sat 7/310:35 p.m.
SJC
-
YYZ
1 stop8h 31m
Delta
Deal found 1/2C$ 421
Thu 19/26:10 a.m.
YYZ
-
SJC
1 stop9h 29m
Delta
Wed 25/29:50 a.m.
SJC
-
YYZ
2 stops10h 21m
Delta
Deal found 2/2C$ 422
Mon 9/34:45 p.m.
YYZ
-
SJC
2 stops21h 09m
Alaska Airlines
Wed 11/34:59 p.m.
SJC
-
YYZ
1 stop19h 36m
Alaska Airlines
Deal found 2/2C$ 433
Sat 28/24:10 p.m.
YYZ
-
SJC
1 stop8h 02m
United Airlines
Fri 6/310:55 p.m.
SJC
-
YYZ
1 stop14h 07m
United Airlines
Deal found 1/2C$ 434
Thu 26/212:20 p.m.
YYZ
-
SJC
1 stop11h 58m
Delta
Sun 15/36:25 p.m.
SJC
-
YYZ
2 stops13h 58m
Delta
Deal found 2/2C$ 443
Thu 5/34:45 p.m.
YYZ
-
SJC
1 stop9h 14m
Alaska Airlines
Thu 12/38:00 a.m.
SJC
-
YYZ
1 stop28h 35m
Alaska Airlines
Deal found 3/2C$ 447
Wed 4/34:45 p.m.
YYZ
-
SJC
1 stop19h 37m
Alaska Airlines
Tue 10/34:59 p.m.
SJC
-
YYZ
1 stop19h 36m
Alaska Airlines
Deal found 2/2C$ 451
Thu 12/34:45 p.m.
YYZ
-
SJC
1 stop9h 14m
Alaska Airlines
Tue 17/312:45 p.m.
SJC
-
YYZ
2 stops23h 50m
Alaska Airlines
Deal found 3/2C$ 460

Find flight deals from Ontario to San Jose

Keep the following information in mind while searching for Ontario to San Jose flight deals. Data was last updated 4 February 2026.

Round-trip from

C$ 374

One-way from

C$ 250

Popular in

January

Cheapest in

March

Average price

C$ 468
25/2-9/3
  • 25/2-9/3
  • 3 total stops
  • 46h 55m total
  • Ontario to San Jose
Search Deals
American Airlines
  • American Airlines
  • 10/3
  • 1 total stop
  • 18h 11m total
  • Ontario to San Jose
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to San Jose 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, Cheapflights users made 629,999 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from Ontario to San Jose that are best for you.

Fly from

Ontario

Fly to

San Jose

Route

Depart

Return

Price

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Sat 28/2

4:45 p.m.-10:59 p.m.

1 stop9h 14m

San Jose

Mon 9/3

6:03 p.m.-3:35 p.m.

1 stop18h 32m

C$ 417

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 27/2

10:05 a.m.-8:53 p.m.

2 stops13h 48m

San Jose

Tue 3/3

6:20 a.m.-3:59 p.m.

1 stop6h 39m

C$ 419

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 25/2

4:45 p.m.-9:22 a.m.

1 stop19h 37m

San Jose

Mon 2/3

6:03 p.m.-3:35 p.m.

1 stop18h 32m

C$ 419

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 5/3

10:05 a.m.-8:53 p.m.

2 stops13h 48m

San Jose

Tue 10/3

1:25 p.m.-11:57 p.m.

1 stop7h 32m

C$ 421

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 26/2

7:50 a.m.-9:18 p.m.

2 stops16h 28m

San Jose

Mon 2/3

9:10 p.m.-11:07 a.m.

2 stops10h 57m

C$ 421

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Sat 28/2

12:20 p.m.-9:18 p.m.

1 stop11h 58m

San Jose

Mon 9/3

10:50 p.m.-1:36 p.m.

2 stops11h 46m

C$ 421

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 25/2

12:07 p.m.-9:18 p.m.

2 stops12h 11m

San Jose

Thu 5/3

5:45 a.m.-10:54 p.m.

2 stops14h 09m

C$ 421

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 3/4

5:10 p.m.-11:58 p.m.

2 stops9h 48m

San Jose

Tue 7/4

6:25 p.m.-11:06 a.m.

2 stops13h 41m

C$ 421

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 27/2

12:20 p.m.-9:18 p.m.

1 stop11h 58m

San Jose

Wed 11/3

8:35 p.m.-11:06 a.m.

2 stops11h 31m

C$ 421

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Mon 2/3

12:11 p.m.-10:05 p.m.

2 stops12h 54m

San Jose

Sat 7/3

9:15 a.m.-11:11 p.m.

2 stops10h 56m

C$ 421

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

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Best time to book a flight from Ontario to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to San Jose

What is the cheapest month to book a flight from Region of Ontario to San Jose, California?

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to San Jose, California (average of C$ 197). Flying from Region of Ontario to San Jose, California in December is currently the most expensive (average of C$ 346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Jose from Ontario?

    For a flight from Ontario to San Jose, you will be flying into San Jose. San Jose (SJC) is just 4.6 km from the centre of the city.

  • How long is the flight from Region of Ontario to San Jose, California?

    For as low as C$ 417, Alaska Airlines can have you in San Jose, California from Region of Ontario in 9h 14m. The distance from Region of Ontario to San Jose, California is about 3602 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Region of Ontario to San Jose, California one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as C$ 221. Users have also found prices from C$ 242 and C$ 246 on Delta and Air Canada, respectively.

  • What are the most popular routes from Region of Ontario to San Jose, California?

    Most travellers choose Toronto Pearson Intl - San Jose, Montreal Pierre Elliott Trudeau Intl - San Jose or Toronto Island - San Jose when deciding on the best route from Region of Ontario to San Jose, California.

  • Can I find deals for flights from Ontario to San Jose that include hotel bookings?

    Yes. In addition to deals on Ontario to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to San Jose.

  • Can I find deals for business class flights from Ontario to San Jose?

    Yes. Cheapflights offers flight deals from Ontario to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to San Jose, California?

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to San Jose, California (average of C$ 197). Flying from Region of Ontario to San Jose, California in December is currently the most expensive (average of C$ 346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to San Jose

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to San Jose

Discover the top 6 airlines that operate flights from Ontario to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 4 February 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 282AverageC$ 547FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 331AverageC$ 508FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 346AverageC$ 530FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 390AverageC$ 578FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 393AverageC$ 736FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 403AverageC$ 552FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to San Jose?

Cheapflights makes it easy to find Ontario to San Jose flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to San Jose?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to San Jose.

Can Cheapflights find flights from Ontario to San Jose with no change fees?

Yes, we can. To see specific flights from Ontario to San Jose with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to San Jose become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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