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Cheap flights from Ontario to San Jose, CA from C$ 239

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 22/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJC
4 Apr — 11 Apr1
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 5 March 2026.

Wed 15/411:30 a.m.
YYZ
-
SJC
1 stop13h 15m
Delta
Sat 18/411:00 p.m.
SJC
-
YYZ
1 stop10h 19m
Delta
Deal found 2/3C$ 407
Wed 18/34:10 p.m.
YYZ
-
SJC
1 stop8h 06m
United Airlines
Wed 1/43:45 p.m.
SJC
-
YYZ
2 stops14h 34m
United Airlines
Deal found 28/2C$ 413
Thu 28/56:10 a.m.
YYZ
-
SJC
1 stop8h 53m
United Airlines
Tue 2/68:45 a.m.
SJC
-
YYZ
2 stops12h 14m
United Airlines
Deal found 1/3C$ 418
Mon 13/72:15 p.m.
YYZ
-
SJC
1 stop10h 33m
Delta
Sat 25/77:00 a.m.
SJC
-
YYZ
2 stops12h 57m
Delta
Deal found 1/3C$ 422
Wed 15/411:30 a.m.
YYZ
-
SJC
1 stop13h 15m
Delta
Fri 17/411:00 p.m.
SJC
-
YYZ
1 stop10h 15m
Delta
Deal found 2/3C$ 424
Tue 17/312:25 p.m.
YYZ
-
SJC
1 stop12h 08m
Delta
Wed 1/410:50 p.m.
SJC
-
YYZ
1 stop9h 16m
Delta
Deal found 28/2C$ 429
Tue 14/410:44 a.m.
YOW
-
SJC
1 stop14h 57m
United Airlines
Tue 21/46:30 a.m.
SJC
-
YOW
1 stop12h 05m
United Airlines
Deal found 28/2C$ 432
Thu 28/51:34 p.m.
YYZ
-
SJC
1 stop8h 28m
Delta
Fri 5/610:55 p.m.
SJC
-
YYZ
1 stop11h 35m
Delta
Deal found 3/3C$ 433
Tue 24/312:25 p.m.
YYZ
-
SJC
1 stop12h 08m
Delta
Mon 30/310:50 p.m.
SJC
-
YYZ
2 stops18h 40m
Delta
Deal found 2/3C$ 435
Fri 8/510:15 a.m.
YYZ
-
SJC
2 stops10h 08m
United Airlines
Fri 21/81:10 p.m.
SJC
-
YYZ
2 stops23h 04m
United Airlines
Deal found 4/3C$ 437
Fri 28/86:10 a.m.
YYZ
-
SJC
1 stop8h 54m
United Airlines
Tue 1/92:09 p.m.
SJC
-
YYZ
1 stop16h 45m
United Airlines
Deal found 3/3C$ 440
Fri 24/46:25 a.m.
YOW
-
SJC
1 stop19h 16m
United Airlines
Tue 28/48:45 a.m.
SJC
-
YOW
2 stops21h 26m
United Airlines
Deal found 3/3C$ 458

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 5 March 2026.

Round-trip from

C$ 407

One-way from

C$ 239

Popular in

January

Cheapest in

April

Average price

C$ 422
Delta
  • Delta
  • 15/4-18/4
  • 2 total stops
  • 23h 34m total
  • Ontario to San Jose
Search Deals
22/4
  • 22/4
  • 3 total stops
  • 38h 27m total
  • Ontario to San Jose
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 5 March 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

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Mon 13/4

12:22 p.m.-8:37 p.m.

1 stop11h 15m

San Jose

Sat 18/4

11:00 p.m.-10:19 a.m.

1 stop8h 19m

C$ 429

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Tue 14/4

10:44 a.m.-10:41 p.m.

1 stop14h 57m

San Jose

Tue 21/4

6:30 a.m.-9:35 p.m.

1 stop12h 05m

C$ 432

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 28/4

6:15 a.m.-4:59 p.m.

2 stops13h 44m

San Jose

Sat 2/5

6:00 p.m.-10:19 a.m.

2 stops13h 19m

C$ 433

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 17/4

9:00 p.m.-1:35 p.m.

2 stops19h 35m

San Jose

Fri 24/4

3:45 p.m.-9:19 a.m.

2 stops14h 34m

C$ 433

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 24/3

12:25 p.m.-9:33 p.m.

1 stop12h 08m

San Jose

Wed 1/4

10:50 p.m.-3:08 p.m.

2 stops13h 18m

C$ 433

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 28/4

9:35 a.m.-9:07 p.m.

2 stops14h 32m

San Jose

Sat 2/5

8:45 a.m.-9:32 p.m.

1 stop9h 47m

C$ 433

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 1/5

10:45 a.m.-5:23 p.m.

1 stop9h 38m

San Jose

Wed 27/5

8:45 a.m.-9:32 p.m.

1 stop9h 47m

C$ 433

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 25/3

12:25 p.m.-9:33 p.m.

1 stop12h 08m

San Jose

Mon 30/3

10:50 p.m.-5:49 p.m.

2 stops15h 59m

C$ 433

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 8/5

11:00 a.m.-10:56 p.m.

1 stop14h 56m

San Jose

Fri 21/8

6:37 p.m.-3:14 p.m.

1 stop17h 37m

C$ 439

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Wed 25/3

10:05 a.m.-8:24 p.m.

2 stops13h 19m

San Jose

Thu 2/4

6:00 a.m.-11:57 p.m.

2 stops14h 57m

C$ 450

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

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, February is the cheapest month in which you can book a flight from Region of Ontario to San Jose, California (average of C$ 187). 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$ 413, Delta can have you in San Jose, California from Region of Ontario in 8h 06m. 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$ 246 and C$ 246 on United Airlines 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 Region of Waterloo Intl - 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, February is the cheapest month in which you can book a flight from Region of Ontario to San Jose, California (average of C$ 187). 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 5 March 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 282AverageC$ 538FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 288AverageC$ 442FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 346AverageC$ 550FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 393AverageC$ 722FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 416AverageC$ 562FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 467AverageC$ 582FlexibilityNo 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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