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San Jose

$145+ Cheap flights from Ontario to San Jose (SJC)

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJC
květen 6 — květen 131
út 5/6
út 5/13
1 adult, Economy
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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 květen 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$252
(Mytrip)

One-way from

$145
(Mytrip)

Popular in

May

Cheapest in

March

Average price

$443
Provider with most accurate pricing for Toronto (YTO)-San Jose flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-San Jose flights.
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From Ontario to San Jose
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One-way flight from Ontario to San Jose
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Highest demand for flights based on searches. 9% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 květen 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
út 5/2711:00 amYYZ - SJC
3 stops31h 33mMultiple Airlines
út 6/36:00 amSJC - YYZ
3 stops20h 51mMultiple Airlines
Deal found 4/29$252
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
út 5/206:10 amYYZ - SJC
1 stop8h 53mUnited Airlines
so 5/316:26 pmSJC - YYZ
1 stop15h 30mUnited Airlines
Deal found 4/29$316
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pá 5/96:30 amYYZ - SJC
2 stops14h 15mDelta
po 5/196:25 pmSJC - YYZ
2 stops14h 49mDelta
Deal found 4/29$318
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
po 5/125:20 pmYYZ - SJC
1 stop23h 05mAmerican Airlines
po 5/192:15 pmSJC - YYZ
2 stops19h 15mAmerican Airlines
Deal found 4/29$338
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
st 5/148:05 amYUL - SJC
1 stop16h 20mUnited Airlines
ne 6/17:00 amSJC - YUL
1 stop13h 26mUnited Airlines
Deal found 4/30$365
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
čt 5/14:45 pmYYZ - SJC
1 stop9h 14mAlaska Airlines
st 5/711:08 amSJC - YYZ
2 stops24h 52mAlaska Airlines
Deal found 4/28$365
This Air Canada deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pá 5/96:35 pmYYZ - SJC
2 stops18h 27mAir Canada
pá 5/166:45 pmSJC - YYZ
2 stops15h 57mAir Canada
Deal found 4/29$368
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
so 6/146:00 amYHM - SJC
3 stops20h 34mMultiple Airlines
so 6/216:00 amSJC - YHM
2 stops15h 41mMultiple Airlines
Deal found 4/29$392
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pá 5/167:45 pmYYZ - SJC
1 stop22h 35mWestJet
po 5/199:00 amSJC - YYZ
2 stops18h 14mWestJet
Deal found 4/29$407
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
čt 6/1912:45 pmYUL - SJC
1 stop13h 10mDelta
st 6/257:00 amSJC - YUL
2 stops13h 13mDelta
Deal found 4/29$418
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pá 5/307:30 pmYTZ - SJC
2 stops30h 59mMultiple Airlines
pá 6/66:00 amSJC - YTZ
3 stops33h 17mMultiple Airlines
Deal found 4/30$438
This WestJet deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
st 5/147:00 amYUL - SJC
2 stops15h 25mWestJet
ne 6/17:00 amSJC - YUL
2 stops14h 43mWestJet
Deal found 4/30$461

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 2,558,603 searches. Data last updated květen 1, 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

út 5/27

11:00 am-3:33 pm

3 stops31h 33m

San Jose

út 6/3

6:00 am-5:51 am

3 stops20h 51m

$252

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

út 5/20

6:10 am-12:03 pm

1 stop8h 53m

San Jose

so 5/31

6:26 pm-12:56 pm

1 stop15h 30m

$316

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

út 5/20

6:30 am-12:32 pm

2 stops9h 02m

San Jose

út 6/3

8:05 pm-8:58 am

2 stops9h 53m

$318

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

po 5/12

5:20 pm-1:25 pm

1 stop23h 05m

San Jose

po 5/19

2:15 pm-12:30 pm

2 stops19h 15m

$338

MontrealSan Jose

YUL - SJC

YULSJC

Montreal Pierre Elliott Trudeau Intl

st 5/14

8:05 am-9:25 pm

1 stop16h 20m

San Jose

ne 6/1

7:00 am-11:26 pm

1 stop13h 26m

$365

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

so 5/10

7:50 pm-10:02 am

2 stops17h 12m

San Jose

pá 5/16

6:45 pm-2:10 pm

2 stops16h 25m

$368

HamiltonSan Jose

YHM - SJC

YHMSJC

Hamilton

so 6/14

6:00 am-11:34 pm

3 stops20h 34m

San Jose

so 6/21

6:00 am-12:41 am

2 stops15h 41m

$392

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

pá 5/16

7:45 pm-3:20 pm

1 stop22h 35m

San Jose

po 5/19

9:00 am-6:14 am

2 stops18h 14m

$407

MontrealSan Jose

YUL - SJC

YULSJC

Montreal Pierre Elliott Trudeau Intl

čt 6/19

12:45 pm-10:55 pm

1 stop13h 10m

San Jose

st 6/25

7:00 am-11:13 pm

2 stops13h 13m

$418

TorontoSan Jose

YYZ - SJC

YYZSJC

Toronto Pearson Intl

st 5/28

4:45 pm-10:38 pm

1 stop8h 53m

San Jose

pá 6/6

9:09 pm-3:00 pm

1 stop14h 51m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 42 results
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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?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to San Jose (average of $255). Flying from Region of Ontario to San Jose in June is currently the most expensive (average of $357). 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 květen 1, 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.

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 květen 1, 2025.
To help decide which airline to fly from Ontario to San Jose, see what other customers have to say about Alaska Airlines, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,826 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Entertainment

7.1

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 2.9 mi from the center of the city.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $172. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Region of Ontario to San Jose for a low price.

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

    The most popular route from Region of Ontario to San Jose is Toronto Pearson Intl - San Jose. You may also consider Montreal Pierre Elliott Trudeau Intl - San Jose or Hamilton - 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 $255). Flying from Region of Ontario to San Jose in June is currently the most expensive (average of $357). 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 4 airlines flying from Ontario to San Jose

Discover the top 4 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 2,558,603 searches. Data last updated květen 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$232Average$423FlexibilityNo cancel feeOn-time67%
DeltaCheapest$287Average$391FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$384Average$395FlexibilityNo cancel feeOn-time71%

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