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Cheap flights from Ontario to San Jose, CA from C$ 231

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJC
18 May — 25 May1
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 18 April 2026.

Fri 3/710:00 a.m.
YYZ
-
SJC
2 stops31h 19m
WestJet
Sat 11/72:55 p.m.
SJC
-
YYZ
2 stops11h 50m
WestJet
Deal found 15/4C$ 461
Tue 5/511:30 a.m.
YYZ
-
SJC
1 stop13h 15m
Delta
Thu 28/57:10 a.m.
SJC
-
YYZ
1 stop11h 45m
Delta
Deal found 15/4C$ 471
Thu 4/61:34 p.m.
YYZ
-
SJC
2 stops11h 40m
Delta
Tue 9/68:15 p.m.
SJC
-
YYZ
2 stops12h 20m
Delta
Deal found 14/4C$ 472
Wed 6/56:10 a.m.
YYZ
-
SJC
1 stop8h 50m
United Airlines
Sat 30/52:45 p.m.
SJC
-
YYZ
2 stops16h 09m
United Airlines
Deal found 15/4C$ 473
Thu 28/59:00 p.m.
YYZ
-
SJC
2 stops23h 34m
United Airlines
Tue 2/61:10 p.m.
SJC
-
YYZ
2 stops17h 44m
United Airlines
Deal found 17/4C$ 475
Fri 8/51:34 p.m.
YYZ
-
SJC
1 stop12h 21m
Delta
Mon 11/57:10 a.m.
SJC
-
YYZ
1 stop11h 45m
Delta
Deal found 18/4C$ 476
Thu 18/67:00 a.m.
YYZ
-
SJC
2 stops13h 17m
WestJet
Mon 22/69:54 a.m.
SJC
-
YYZ
2 stops12h 11m
WestJet
Deal found 14/4C$ 477
Fri 19/67:00 a.m.
YYZ
-
SJC
2 stops15h 35m
WestJet
Sun 21/611:38 a.m.
SJC
-
YYZ
2 stops15h 07m
WestJet
Deal found 15/4C$ 480
Mon 13/76:15 a.m.
YYZ
-
SJC
2 stops13h 57m
WestJet
Mon 20/72:55 p.m.
SJC
-
YYZ
2 stops11h 50m
WestJet
Deal found 16/4C$ 482
Sun 7/67:00 a.m.
YYZ
-
SJC
2 stops15h 35m
WestJet
Sat 13/62:59 p.m.
SJC
-
YYZ
2 stops11h 46m
WestJet
Deal found 16/4C$ 483
Sat 24/102:55 p.m.
YTZ
-
SJC
2 stops21h 56m
United Airlines
Tue 27/106:40 a.m.
SJC
-
YTZ
1 stop7h 01m
United Airlines
Deal found 16/4C$ 561
Sat 24/1012:15 p.m.
YTZ
-
SJC
2 stops11h 49m
Air Canada
Tue 27/106:30 p.m.
SJC
-
YTZ
2 stops19h 11m
Air Canada
Deal found 17/4C$ 562

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 18 April 2026.

Round-trip from

C$ 461

One-way from

C$ 231

Popular in

January

Cheapest in

May

Average price

C$ 549
WestJet
  • WestJet
  • 3/7-11/7
  • 4 total stops
  • 43h 09m total
  • Ontario to San Jose
Search Deals
6/5
  • 6/5
  • 3 total stops
  • 34h 02m total
  • Ontario to San Jose
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 168 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 18 April 2026.
Use the filters below to find and compare flights from Ontario to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 11/6

5:45 p.m.-11:39 p.m.

1 stop8h 54m

San Jose

Sun 14/6

6:15 a.m.-11:02 p.m.

2 stops13h 47m

C$ 472

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 29/5

1:34 p.m.-10:55 p.m.

1 stop12h 21m

San Jose

Fri 5/6

7:10 a.m.-9:55 p.m.

1 stop11h 45m

C$ 472

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Sun 3/5

11:30 a.m.-9:45 p.m.

1 stop13h 15m

San Jose

Sat 9/5

4:12 p.m.-8:59 a.m.

2 stops13h 47m

C$ 473

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 10/6

11:38 a.m.-10:16 p.m.

2 stops13h 38m

San Jose

Sat 27/6

7:59 p.m.-11:19 a.m.

2 stops12h 20m

C$ 486
Quickest round-trip

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Sat 23/5

10:45 a.m.-5:30 p.m.

1 stop9h 45m

San Jose

Sat 5/12

12:45 p.m.-10:44 p.m.

1 stop6h 59m

C$ 488

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Sat 23/5

5:45 p.m.-9:41 p.m.

1 stop6h 56m

San Jose

Sat 5/12

7:15 a.m.-11:00 p.m.

2 stops12h 45m

C$ 488

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 8/9

7:43 p.m.-12:04 p.m.

2 stops19h 21m

San Jose

Sun 13/9

6:37 p.m.-10:04 a.m.

2 stops12h 27m

C$ 497

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 27/5

6:10 a.m.-3:32 p.m.

2 stops12h 22m

San Jose

Mon 15/6

6:35 a.m.-9:59 p.m.

1 stop12h 24m

C$ 521

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 30/4

9:46 a.m.-8:37 p.m.

2 stops13h 51m

San Jose

Sun 3/5

6:00 a.m.-11:10 p.m.

2 stops14h 10m

C$ 525

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 3/7

12:25 p.m.-8:39 p.m.

1 stop11h 14m

San Jose

Sat 11/7

7:00 a.m.-11:02 p.m.

2 stops13h 02m

C$ 529

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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, June is the cheapest month in which you can book a flight from Region of Ontario to San Jose, California (average of C$ 181). Flying from Region of Ontario to San Jose, California in January is currently the most expensive (average of C$ 393). 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.

How much does it cost to fly round-trip from Region of Ontario to San Jose, California?

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$ 472, Delta can have you in San Jose, California from Region of Ontario in 8h 54m. 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$ 248 and C$ 250 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, June is the cheapest month in which you can book a flight from Region of Ontario to San Jose, California (average of C$ 181). Flying from Region of Ontario to San Jose, California in January is currently the most expensive (average of C$ 393). 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 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 288AverageC$ 442FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapestC$ 299AverageC$ 532FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 393AverageC$ 670FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 413AverageC$ 602FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 416AverageC$ 560FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 467AverageC$ 584FlexibilityNo 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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