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Cheap flights from San José to Ontario from C$ 237

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — YYZ
26 Feb — 5 Mar1
1 adult

Cheap flight deals from San José to Ontario

Keep the following information in mind while searching for San José to Ontario flight deals. Data was last updated 21 February 2025.

Round-trip from

C$ 435

One-way from

C$ 237

Popular in

July

Cheapest in

October

Average price

C$ 635

Good round-trip deal

C$ 418 or less

Good one-way deal

C$ 417 or less
20/3-23/3
  • 20/3-23/3
  • 2 total stops
  • 30h 40m total
  • San José to Ontario
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8/4
  • 8/4
  • 1 total stop
  • 12h 00m total
  • San José to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 218 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from San José Juan Santamaria Intl to Ontario.
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Price to beat on a one-way flight from San José Juan Santamaria Intl to Ontario.
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Find flight deals from San José to Ontario

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

Wed 12/312:26 p.m.SJO - YYZ
1 stop9h 29mMultiple Airlines
Tue 18/32:55 p.m.YYZ - SJO
1 stop22h 26mMultiple Airlines
Deal found 20/2C$ 497
Mon 7/412:50 a.m.SJO - YUL
1 stop12h 05mMultiple Airlines
Tue 15/43:55 p.m.YUL - SJO
1 stop21h 23mMultiple Airlines
Deal found 20/2C$ 530
Thu 1/54:45 p.m.SJO - YYZ
1 stop12h 30mAvianca
Wed 7/511:50 p.m.YYZ - SJO
1 stop11h 30mAvianca
Deal found 19/2C$ 557
Mon 17/311:15 a.m.SJO - YTZ
2 stops26h 00mMultiple Airlines
Wed 26/37:00 a.m.YTZ - SJO
3 stops18h 50mMultiple Airlines
Deal found 20/2C$ 624
Sun 6/41:40 a.m.SJO - YUL
1 stop18h 25mAvianca
Mon 14/411:25 p.m.YUL - SJO
1 stop11h 55mAvianca
Deal found 19/2C$ 628
Thu 20/311:30 a.m.SJO - YOW
1 stop30h 42mMultiple Airlines
Thu 27/34:20 p.m.YOW - SJO
1 stop20h 05mMultiple Airlines
Deal found 18/2C$ 638
Wed 19/22:57 p.m.SJO - YYZ
1 stop24h 18mAmerican Airlines
Thu 27/26:00 a.m.YYZ - SJO
1 stop14h 27mAmerican Airlines
Deal found 19/2C$ 668
Wed 19/310:28 p.m.SJO - YOW
2 stops20h 56mUnited Airlines
Wed 26/36:25 a.m.YOW - SJO
2 stops12h 51mUnited Airlines
Deal found 19/2C$ 682
Tue 4/311:28 p.m.SJO - YYZ
1 stop8h 22mUnited Airlines
Tue 11/311:00 a.m.YYZ - SJO
2 stops11h 55mUnited Airlines
Deal found 20/2C$ 683
Tue 25/113:00 p.m.SJO - YUL
2 stops19h 10mAmerican Airlines
Tue 2/122:25 p.m.YUL - SJO
2 stops21h 10mAmerican Airlines
Deal found 19/2C$ 685
Tue 8/44:10 a.m.SJO - YUL
1 stop18h 30mCopa Airlines
Tue 15/48:29 a.m.YUL - SJO
1 stop12h 20mCopa Airlines
Deal found 20/2C$ 690
Tue 18/31:21 p.m.SJO - YUL
1 stop8h 38mDelta
Mon 31/312:40 p.m.YUL - SJO
1 stop10h 44mDelta
Deal found 19/2C$ 729

Find flights from San José to Ontario within your budget

Customize your flight search to find flights from San José 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 February 2025.

Fly from

San José

Fly to

Ontario

Route

Depart

Return

Price

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Thu 20/3

12:50 a.m.-10:35 p.m.

1 stop19h 45m

Toronto Pearson Intl

Sun 23/3

2:55 p.m.-11:50 p.m.

1 stop10h 55m

C$ 435

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Mon 7/4

12:50 a.m.-2:55 p.m.

1 stop12h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 15/4

3:55 p.m.-11:18 a.m.

1 stop21h 23m

C$ 530

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 5/5

1:55 a.m.-10:30 p.m.

1 stop18h 35m

Toronto Pearson Intl

Wed 14/5

5:10 p.m.-11:35 p.m.

1 stop8h 25m

C$ 557

San JoséToronto

SJO - YTZ

SJOYTZ

San José Juan Santamaria Intl

Mon 17/3

11:15 a.m.-3:15 p.m.

2 stops26h 00m

Toronto Island

Wed 26/3

7:00 a.m.-11:50 p.m.

3 stops18h 50m

C$ 624

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Sun 6/4

1:40 a.m.-10:05 p.m.

1 stop18h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 14/4

11:25 p.m.-3:50 p.m.

1 stop18h 25m

C$ 628

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Thu 20/3

11:30 a.m.-8:12 p.m.

1 stop30h 42m

Ottawa

Thu 27/3

4:20 p.m.-10:25 a.m.

1 stop20h 05m

C$ 638

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Tue 4/3

6:00 a.m.-10:32 p.m.

1 stop15h 32m

Toronto Pearson Intl

Tue 11/3

1:00 p.m.-8:03 p.m.

1 stop9h 03m

C$ 669

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Wed 19/3

10:28 p.m.-9:24 p.m.

2 stops20h 56m

Ottawa

Wed 26/3

6:25 a.m.-5:16 p.m.

2 stops12h 51m

C$ 682

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Tue 4/3

11:28 p.m.-8:50 a.m.

1 stop8h 22m

Toronto Pearson Intl

Tue 11/3

11:00 a.m.-8:55 p.m.

2 stops11h 55m

C$ 683

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Tue 8/4

4:10 a.m.-12:40 a.m.

1 stop18h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 15/4

8:29 a.m.-6:49 p.m.

1 stop12h 20m

C$ 690

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 43 results
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Best time to book a flight from San José to Ontario

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

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

What is the cheapest month to book a flight from San José, San José Province to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Region of Ontario (average of C$ 167). Flying from San José, San José Province 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 SJO to ON?

Find hourly flight availability from San José 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 February 2025.

When flying from San José, San José Province 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.

Weekly flight availability from San José, San José Province to Region of Ontario

Explore weekly flight availability from San José to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 February 2025.

The most flights from SJO to CAON are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 February 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and Air Transat from San José to Ontario. 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
9,692 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Marty,Jun 2024

JNU - ANC

Fantastic flights with Alaska Airlines! Professional and attentive crew members. I will definitely book with them again as I plan my next trip to Alaska in 2025! I highly recommend using their app and enrolling in their mileage program.

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Marty,Jun 2024

JNU - ANC

Fantastic flights with Alaska Airlines! Professional and attentive crew members. I will definitely book with them again as I plan my next trip to Alaska in 2025! I highly recommend using their app and enrolling in their mileage program.

Delta
8.0
Very good
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Marty,Jun 2024

JNU - ANC

Fantastic flights with Alaska Airlines! Professional and attentive crew members. I will definitely book with them again as I plan my next trip to Alaska in 2025! I highly recommend using their app and enrolling in their mileage program.

Air Transat
7.8
Good
380 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Marty,Jun 2024

JNU - ANC

Fantastic flights with Alaska Airlines! Professional and attentive crew members. I will definitely book with them again as I plan my next trip to Alaska in 2025! I highly recommend using their app and enrolling in their mileage program.

Copa Airlines
7.6
Good
1,510 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Marty,Jun 2024

JNU - ANC

Fantastic flights with Alaska Airlines! Professional and attentive crew members. I will definitely book with them again as I plan my next trip to Alaska in 2025! I highly recommend using their app and enrolling in their mileage program.

United Airlines
7.4
Good
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20

10.0
Excellent

Marty,Jun 2024

JNU - ANC

Fantastic flights with Alaska Airlines! Professional and attentive crew members. I will definitely book with them again as I plan my next trip to Alaska in 2025! I highly recommend using their app and enrolling in their mileage program.

Related info for your journey

Find useful and relevant information for your journey from San José 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 José to Ontario?

    Located just 14.1 km from the city centre, San José Juan Santamaria Intl (SJO) is the airport most travellers will use when flying to Ontario from San José.

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

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as C$ 295. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from San José, San José Province to Region of Ontario for a low price.

  • What are the most popular routes from San José, San José Province to Region of Ontario?

    Most travellers choose San José Juan Santamaria Intl - Toronto Pearson Intl, San José Juan Santamaria Intl - Montreal Pierre Elliott Trudeau Intl or San José Juan Santamaria Intl - Toronto Island when deciding on the best route from San José, San José Province to Region of Ontario.

  • What are the cheapest flights from San José, San José Province to Region of Ontario?

    On average you can expect to pay C$ 584 for a flight from San José, San José Province to Region of Ontario. The cheapest flight overall is C$ 326 while the most popular route, (San José Juan Santamaria Intl - Toronto Pearson Intl) is currently priced at C$ 467.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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 José, San José Province to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Region of Ontario (average of C$ 167). Flying from San José, San José Province 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.

See more FAQs

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Top 3 airlines flying from San José to Ontario

Discover the top 3 airlines that operate flights from San José 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 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 332AverageC$ 1,115FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapestC$ 546AverageC$ 767FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air TransatCheapestC$ 643AverageC$ 887FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

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

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

Cheapflights simply makes it quick and affordable to book flights from San José to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Ontario from San José shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on San José to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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