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Cheap flights from San Jose to Ontario from C$ 127

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — YYZ
26 Jan — 2 Feb1
1 adult

Cheap flight deals from San Jose to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

C$ 286

One-way from

C$ 127
18/2-25/2
  • 18/2-25/2
  • 2 total stops
  • 47h 46m total
  • San Jose to Ontario
Search Deals
3/3
  • 3/3
  • 1 total stop
  • 14h 53m total
  • San Jose to Ontario
Search Deals

Find flight deals from San Jose to Ontario

Cheapest flights from San Jose to Ontario
Explore the most affordable flight options available from San Jose to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2025.

Tue 18/29:18 p.m.SJC - YYZ
1 stop30h 25mMultiple Airlines
Tue 25/28:00 p.m.YYZ - SJC
1 stop17h 21mMultiple Airlines
Deal found 21/1C$ 286
Mon 3/39:18 p.m.SJC - YUL
1 stop16h 17mMultiple Airlines
Mon 10/31:30 p.m.YUL - SJC
2 stops30h 04mMultiple Airlines
Deal found 20/1C$ 455
Tue 11/37:54 p.m.SJC - YTZ
2 stops19h 59mMultiple Airlines
Sun 16/31:50 p.m.YTZ - SJC
3 stops30h 12mMultiple Airlines
Deal found 20/1C$ 518
Mon 3/28:25 a.m.SJC - YYZ
2 stops11h 46mUnited Airlines
Sun 9/26:52 a.m.YYZ - SJC
2 stops9h 39mUnited Airlines
Deal found 20/1C$ 524
Fri 7/25:19 p.m.SJC - YYZ
1 stop18h 36mAlaska Airlines
Sun 9/24:20 p.m.YYZ - SJC
1 stop10h 07mAlaska Airlines
Deal found 20/1C$ 528
Fri 24/14:02 p.m.SJC - YOW
2 stops43h 06mMultiple Airlines
Sun 26/16:10 p.m.YOW - SJC
1 stop25h 19mMultiple Airlines
Deal found 19/1C$ 536
Sat 8/26:20 a.m.SJC - YYZ
2 stops13h 29mDelta
Mon 10/26:30 a.m.YYZ - SJC
2 stops11h 31mDelta
Deal found 19/1C$ 550
Tue 1/41:01 p.m.SJC - YUL
1 stop7h 58mDelta
Wed 9/412:41 p.m.YUL - SJC
1 stop12h 17mDelta
Deal found 20/1C$ 592
Wed 26/23:54 p.m.SJC - YUL
2 stops15h 38mUnited Airlines
Mon 3/36:35 p.m.YUL - SJC
2 stops26h 24mUnited Airlines
Deal found 19/1C$ 600
Tue 11/38:58 a.m.SJC - YYZ
2 stops18h 19mWestJet
Sun 16/310:05 p.m.YYZ - SJC
2 stops43h 45mWestJet
Deal found 20/1C$ 685
Mon 30/66:39 p.m.SJC - YYZ
1 stop17h 33mAir Canada
Thu 3/74:00 p.m.YYZ - SJC
1 stop7h 43mAir Canada
Deal found 20/1C$ 750
Wed 13/87:28 p.m.SJC - YYZ
2 stops12h 41mAmerican Airlines
Mon 18/88:39 a.m.YYZ - SJC
1 stop14h 54mAmerican Airlines
Deal found 20/1C$ 836

Find flights from San Jose to Ontario within your budget

Customize your flight search to find flights from San Jose to Ontario 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 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Tue 18/2

9:18 p.m.-6:43 a.m.

1 stop30h 25m

Toronto Pearson Intl

Tue 25/2

8:00 p.m.-10:21 a.m.

1 stop17h 21m

C$ 286

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Mon 3/3

9:18 p.m.-4:35 p.m.

1 stop16h 17m

Montreal Pierre Elliott Trudeau Intl

Mon 10/3

1:30 p.m.-4:34 p.m.

2 stops30h 04m

C$ 455

San JoseToronto

SJC - YTZ

SJCYTZ

San Jose

Tue 11/3

7:54 p.m.-6:53 p.m.

2 stops19h 59m

Toronto Island

Sun 16/3

1:50 p.m.-5:02 p.m.

3 stops30h 12m

C$ 518

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Mon 3/2

8:25 a.m.-11:11 p.m.

2 stops11h 46m

Toronto Pearson Intl

Sun 9/2

6:52 a.m.-1:31 p.m.

2 stops9h 39m

C$ 524

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Fri 7/2

5:19 p.m.-2:55 p.m.

1 stop18h 36m

Toronto Pearson Intl

Sun 9/2

4:20 p.m.-11:27 p.m.

1 stop10h 07m

C$ 528

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Sat 8/2

6:20 a.m.-10:49 p.m.

2 stops13h 29m

Toronto Pearson Intl

Mon 10/2

6:30 a.m.-3:01 p.m.

2 stops11h 31m

C$ 550

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Tue 1/4

1:01 p.m.-11:59 p.m.

1 stop7h 58m

Montreal Pierre Elliott Trudeau Intl

Wed 9/4

12:41 p.m.-9:58 p.m.

1 stop12h 17m

C$ 592

San JoseMontreal

SJC - YUL

SJCYUL

San Jose

Wed 26/2

3:54 p.m.-10:32 a.m.

2 stops15h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 3/3

6:35 p.m.-5:59 p.m.

2 stops26h 24m

C$ 600

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Tue 11/3

8:58 a.m.-6:17 a.m.

2 stops18h 19m

Toronto Pearson Intl

Sun 16/3

10:05 p.m.-2:50 p.m.

2 stops43h 45m

C$ 685

San JoseToronto

SJC - YYZ

SJCYYZ

San Jose

Mon 30/6

6:39 p.m.-3:12 p.m.

1 stop17h 33m

Toronto Pearson Intl

Sat 5/7

10:15 a.m.-8:43 p.m.

1 stop13h 28m

C$ 750

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/1

Showing 1-10 of 32 results
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Best time to book a flight from San Jose to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Jose 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.

Travel insights for flights from San Jose to Ontario

Get recent, data-driven insights about flights from San Jose to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from San Jose to Region of Ontario (average of C$ 168). Flying from San Jose to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 SJC to ON?

Find hourly flight availability from San Jose to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

When flying from San Jose to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 21 January 2025.
Read reviews from past customers who have flown Delta, WestJet and Air Canada from San Jose to Ontario. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,696 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,982 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,828 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Jose to Ontario. 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 from for flights from San Jose to Ontario?

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

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 233. Users have also found prices from C$ 269 and C$ 390 on Delta and WestJet, respectively.

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

    While some choose either San Jose - Montreal Pierre Elliott Trudeau Intl or San Jose - Toronto Island, San Jose - Toronto Pearson Intl is the most popular route from San Jose to Region of Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Ontario 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 San Jose to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Region of Ontario (average of C$ 168). Flying from San Jose to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

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Alternative routes for San Jose to Ontario

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Top airline flying from San Jose to Ontario

Discover the top airline that operate flights from San Jose to Ontario. 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 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 466AverageC$ 715FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

When you search for this flight from San Jose to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from San Jose.

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

Need flexible booking options for your flight to Ontario from San Jose? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for San Jose to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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