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Cheap flights from San José to Ontario from C$ 235

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 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — YYZ
17 Jun — 24 Jun1
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 12 June 2025.

Round-trip from

C$ 474

One-way from

C$ 235

Popular in

July

Cheapest in

November

Average price

C$ 596

Good round-trip deal

C$ 516 or less

Good one-way deal

C$ 329 or less
Avianca
  • Avianca
  • 15/6-22/6
  • 2 total stops
  • 17h 20m total
  • San José to Ontario
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Avianca
  • Avianca
  • 23/6
  • 1 total stop
  • 8h 55m total
  • San José to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 80 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in June 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 12 June 2025.

Sun 15/67:45 p.m.SJO - YYZ
1 stop8h 55mAvianca
Sun 22/65:10 p.m.YYZ - SJO
1 stop8h 25mAvianca
Deal found 12/6C$ 474
Fri 19/912:23 p.m.SJO - YYZ
1 stop23h 42mMultiple Airlines
Mon 20/105:10 p.m.YYZ - SJO
1 stop8h 25mMultiple Airlines
Deal found 9/6C$ 528
Tue 30/91:55 a.m.SJO - YUL
1 stop18h 10mAvianca
Sun 19/1011:25 p.m.YUL - SJO
1 stop16h 40mAvianca
Deal found 10/6C$ 541
Fri 31/1012:15 a.m.SJO - YUL
Nonstop5h 40mAir Transat
Fri 7/116:55 p.m.YUL - SJO
Nonstop6h 00mAir Transat
Deal found 11/6C$ 584
Sun 30/112:15 a.m.SJO - YUL
1 stop17h 20mMultiple Airlines
Fri 5/126:55 p.m.YUL - SJO
Nonstop6h 00mMultiple Airlines
Deal found 10/6C$ 587
Tue 8/75:00 p.m.SJO - YTZ
2 stops22h 43mMultiple Airlines
Wed 16/71:25 p.m.YTZ - SJO
2 stops43h 19mMultiple Airlines
Deal found 10/6C$ 644
Sat 20/96:00 a.m.SJO - YYZ
2 stops14h 29mAmerican Airlines
Tue 21/107:15 p.m.YYZ - SJO
2 stops19h 45mAmerican Airlines
Deal found 11/6C$ 655
Thu 14/81:30 p.m.SJO - YOW
2 stops18h 28mUnited Airlines
Fri 5/97:29 p.m.YOW - SJO
2 stops26h 08mUnited Airlines
Deal found 11/6C$ 656
Sat 14/65:30 a.m.SJO - YYZ
2 stops16h 28mUnited Airlines
Wed 9/76:10 a.m.YYZ - SJO
1 stop18h 29mUnited Airlines
Deal found 10/6C$ 658
Mon 21/76:18 a.m.SJO - YUL
1 stop15h 11mAmerican Airlines
Fri 8/85:29 p.m.YUL - SJO
2 stops21h 46mAmerican Airlines
Deal found 10/6C$ 666
Wed 19/111:15 a.m.SJO - YTZ
1 stop9h 55mAir Transat
Wed 26/113:30 p.m.YTZ - SJO
1 stop9h 25mAir Transat
Deal found 10/6C$ 671
Mon 16/67:55 a.m.SJO - YUL
Nonstop5h 50mAir Canada
Mon 25/89:50 p.m.YUL - SJO
1 stop27h 00mAir Canada
Deal found 11/6C$ 675

Cheapflights Fare Finder

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 12 June 2025.
Use the filters below to find and compare flights from San José to Ontario that are best for you.

Fly from

San José

Fly to

Ontario

Route

Depart

Return

Price

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sun 15/6

7:45 p.m.-6:40 a.m.

1 stop8h 55m

Toronto Pearson Intl

Sun 22/6

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

1 stop8h 25m

C$ 474

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Tue 1/7

9:35 a.m.-12:29 a.m.

1 stop12h 54m

Toronto Pearson Intl

Tue 8/7

7:55 a.m.-11:11 a.m.

2 stops29h 16m

C$ 543

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Wed 10/9

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

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

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

1 stop18h 25m

C$ 582

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Fri 20/6

10:45 p.m.-5:55 p.m.

2 stops17h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 24/8

11:25 p.m.-9:20 a.m.

1 stop11h 55m

C$ 603

San JoséToronto

SJO - YTZ

SJOYTZ

San José Juan Santamaria Intl

Tue 8/7

5:00 p.m.-5:43 p.m.

2 stops22h 43m

Toronto Island

Wed 16/7

1:25 p.m.-6:44 a.m.

2 stops43h 19m

C$ 644

San JoséOttawa

SJO - YOW

SJOYOW

San José Juan Santamaria Intl

Thu 14/8

1:30 p.m.-9:58 a.m.

2 stops18h 28m

Ottawa

Sat 6/9

6:05 a.m.-7:37 p.m.

2 stops15h 32m

C$ 656

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Mon 4/8

1:30 p.m.-9:58 a.m.

2 stops18h 28m

Toronto Pearson Intl

Mon 22/9

7:47 p.m.-12:26 p.m.

2 stops18h 39m

C$ 658

San JoséToronto

SJO - YYZ

SJOYYZ

San José Juan Santamaria Intl

Sat 6/9

1:45 p.m.-3:02 p.m.

1 stop23h 17m

Toronto Pearson Intl

Mon 15/9

6:14 a.m.-7:42 p.m.

2 stops15h 28m

C$ 663

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Mon 21/7

6:18 a.m.-11:29 p.m.

1 stop15h 11m

Montreal Pierre Elliott Trudeau Intl

Fri 8/8

5:29 p.m.-1:15 p.m.

2 stops21h 46m

C$ 666

San JoséMontreal

SJO - YUL

SJOYUL

San José Juan Santamaria Intl

Mon 16/6

7:55 a.m.-3:45 p.m.

Nonstop5h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 27/8

4:40 p.m.-8:25 p.m.

Nonstop5h 45m

C$ 667

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Showing 1-10 of 34 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.

Cheapflights Insights

Everything you need to know about your flight from San José to Ontario

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$ 255). 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 12 June 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.

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 12 June 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines 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
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Air Canada
7.1
Good
9,531 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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$ 235. 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$ 657 for a flight from San José, San José Province to Region of Ontario. The cheapest flight overall is C$ 231 while the most popular route, (San José Juan Santamaria Intl - Toronto Pearson Intl) is currently priced at C$ 479.

  • 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$ 255). 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 4 airlines flying from San José to Ontario

Discover the top 4 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 380AverageC$ 900FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
AviancaCheapestC$ 529AverageC$ 742FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air TransatCheapestC$ 619AverageC$ 851FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 765AverageC$ 867FlexibilityNo cancel feeOn-time71%
Search American Airlines 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?

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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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