Find flights
When to book
Airlines
FAQs

Cheap flights from Ontario to San Jose from C$ 207

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJC
5 Jul — 12 Jul1
1 adult

Cheap 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 30 June 2025.

Round-trip from

C$ 432

One-way from

C$ 223

Popular in

June

Cheapest in

March

Average price

C$ 576
United Airlines
  • United Airlines
  • 17/7-27/8
  • 4 total stops
  • 21h 22m total
  • Ontario to San Jose
13/8
  • 13/8
  • 1 total stop
  • 24h 59m total
  • Ontario to San Jose
Highest demand for flights based on searches. 4% potential increase in price (C$ 30 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from Ontario to San Jose

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 30 June 2025.

Wed 16/79:00 a.m.YYZ - SJC
2 stops11h 18mUnited Airlines
Tue 26/83:45 p.m.SJC - YYZ
2 stops14h 34mUnited Airlines
Deal found 29/6C$ 432
Mon 14/78:05 p.m.YYZ - SJC
1 stop17h 31mMultiple Airlines
Thu 28/86:00 a.m.SJC - YYZ
1 stop10h 59mMultiple Airlines
Deal found 29/6C$ 436
Fri 11/79:44 a.m.YYZ - SJC
1 stop14h 18mAir Canada
Sat 26/76:24 p.m.SJC - YYZ
1 stop15h 34mAir Canada
Deal found 29/6C$ 509
Tue 29/76:30 a.m.YYZ - SJC
1 stop9h 09mDelta
Mon 4/85:40 p.m.SJC - YYZ
2 stops13h 39mDelta
Deal found 29/6C$ 518
Wed 13/83:45 p.m.YOW - SJC
3 stops22h 59mMultiple Airlines
Wed 20/86:00 a.m.SJC - YOW
3 stops21h 45mMultiple Airlines
Deal found 29/6C$ 538
Thu 9/104:45 p.m.YYZ - SJC
1 stop19h 38mAlaska Airlines
Mon 13/106:59 p.m.SJC - YYZ
1 stop17h 01mAlaska Airlines
Deal found 28/6C$ 547
Thu 31/76:50 a.m.YYZ - SJC
1 stop18h 56mAmerican Airlines
Wed 13/88:00 a.m.SJC - YYZ
1 stop11h 45mAmerican Airlines
Deal found 29/6C$ 550
Thu 14/812:25 p.m.YTZ - SJC
3 stops26h 19mMultiple Airlines
Thu 21/86:00 a.m.SJC - YTZ
2 stops12h 20mMultiple Airlines
Deal found 30/6C$ 569
Tue 12/87:00 a.m.YUL - SJC
2 stops18h 36mMultiple Airlines
Tue 19/86:15 a.m.SJC - YUL
2 stops31h 12mMultiple Airlines
Deal found 27/6C$ 580
Thu 14/86:00 a.m.YKF - SJC
2 stops19h 58mMultiple Airlines
Thu 21/86:00 a.m.SJC - YKF
3 stops15h 46mMultiple Airlines
Deal found 30/6C$ 650
Thu 14/86:00 a.m.YHM - SJC
2 stops19h 58mMultiple Airlines
Thu 21/86:00 a.m.SJC - YHM
3 stops15h 41mMultiple Airlines
Deal found 30/6C$ 679
Sat 1/114:45 p.m.YUL - SJC
1 stop8h 43mUnited Airlines
Sun 9/114:02 p.m.SJC - YUL
2 stops13h 30mUnited Airlines
Deal found 29/6C$ 729

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 30 June 2025.
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

Wed 16/7

9:00 a.m.-5:18 p.m.

2 stops11h 18m

San Jose

Tue 26/8

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

2 stops14h 34m

C$ 432

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Mon 14/7

8:05 p.m.-10:36 a.m.

1 stop17h 31m

San Jose

Thu 28/8

6:00 a.m.-7:59 p.m.

1 stop10h 59m

C$ 436

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Fri 11/7

9:44 a.m.-9:02 p.m.

1 stop14h 18m

San Jose

Sat 26/7

6:24 p.m.-12:58 p.m.

1 stop15h 34m

C$ 509

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Tue 29/7

1:20 p.m.-10:50 p.m.

1 stop12h 30m

San Jose

Wed 6/8

5:40 p.m.-11:59 a.m.

2 stops15h 19m

C$ 518

OttawaSan Jose

YOW - SJC

YOWSJC

Ottawa

Wed 13/8

3:45 p.m.-11:44 a.m.

3 stops22h 59m

San Jose

Wed 20/8

6:00 a.m.-6:45 a.m.

3 stops21h 45m

C$ 538

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 9/10

4:45 p.m.-9:23 a.m.

1 stop19h 38m

San Jose

Mon 13/10

6:59 p.m.-3:00 p.m.

1 stop17h 01m

C$ 547

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

Thu 31/7

6:50 a.m.-10:46 p.m.

1 stop18h 56m

San Jose

Wed 13/8

8:00 a.m.-10:45 p.m.

1 stop11h 45m

C$ 550

TorontoSan Jose

YTZ - SJC

YTZSJC

Toronto Island

Thu 14/8

12:25 p.m.-11:44 a.m.

3 stops26h 19m

San Jose

Thu 21/8

6:00 a.m.-9:20 p.m.

2 stops12h 20m

C$ 569

MontrealSan Jose

YUL - SJC

YULSJC

Montreal Pierre Elliott Trudeau Intl

Tue 12/8

7:00 a.m.-10:36 p.m.

2 stops18h 36m

San Jose

Tue 19/8

6:15 a.m.-4:27 p.m.

2 stops31h 12m

C$ 580

TorontoSan Jose

YKF - SJC

YKFSJC

Toronto Region of Waterloo Intl

Thu 14/8

6:00 a.m.-10:58 p.m.

2 stops19h 58m

San Jose

Thu 21/8

6:00 a.m.-12:46 a.m.

3 stops15h 46m

C$ 650

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/6

Showing 1-10 of 39 results
1
2
3
4

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?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to San Jose (average of C$ 331). Flying from Region of Ontario to San Jose in December is currently the most expensive (average of C$ 459). 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.

What is the cheapest time of day to fly from ON to SJC?

Find hourly flight availability from Ontario to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to San Jose as you normally would.

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated 30 June 2025.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Ontario to San Jose. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at C$ 256. Lufthansa flights start at C$ 279 while deals on Delta start at C$ 311 one-way.

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

  • 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?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to San Jose (average of C$ 331). Flying from Region of Ontario to San Jose in December is currently the most expensive (average of C$ 459). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to San Jose

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Ontario to San Jose

Discover the top 7 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 30 June 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 299AverageC$ 500FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 359AverageC$ 551FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 381AverageC$ 817FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 385AverageC$ 697FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
American AirlinesCheapestC$ 391AverageC$ 588FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 394AverageC$ 496FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 490AverageC$ 585FlexibilityNo 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.