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Cheap flights from Ontario to San José from C$ 239

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJO
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to San José

Keep the following information in mind while searching for Ontario to San José flight deals. Data was last updated 16 September 2025.

Round-trip from

C$ 441

One-way from

C$ 239

Popular in

December

Cheapest in

June

Average price

C$ 564

Good round-trip deal

C$ 564 or less

Good one-way deal

C$ 248 or less
Avianca
  • Avianca
  • 11/11-18/11
  • 2 total stops
  • 21h 45m total
  • Ontario to San José
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United Airlines
  • United Airlines
  • 27/10
  • 2 total stops
  • 27h 10m total
  • Ontario to San José
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 224 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 63 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Ontario to San José Juan Santamaria Intl.
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Price to beat on a one-way flight from Ontario to San José Juan Santamaria Intl.
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Find flight deals from Ontario to San José

Cheapest flights from Ontario to San José
Explore the most affordable flight options available from Ontario to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Tue 11/1111:55 p.m.YYZ - SJO
1 stop9h 55mAvianca
Tue 18/119:45 a.m.SJO - YYZ
1 stop11h 50mAvianca
Deal found 15/9C$ 441
Sat 1/1110:00 p.m.YYZ - SJO
2 stops27h 15mAir Canada
Mon 10/118:50 a.m.SJO - YYZ
1 stop9h 54mAir Canada
Deal found 15/9C$ 442
Thu 30/105:55 p.m.YOW - SJO
2 stops18h 30mUnited Airlines
Thu 6/1112:35 p.m.SJO - YOW
2 stops31h 43mUnited Airlines
Deal found 15/9C$ 443
Thu 2/1011:20 p.m.YYZ - SJO
1 stop23h 05mAir Canada
Thu 9/107:55 a.m.SJO - YYZ
1 stop13h 19mAir Canada
Deal found 14/9C$ 443
Sat 8/117:40 p.m.YYZ - SJO
2 stops16h 45mUnited Airlines
Sat 15/112:05 p.m.SJO - YYZ
1 stop8h 54mUnited Airlines
Deal found 15/9C$ 445
Thu 13/112:45 p.m.YYZ - SJO
2 stops21h 40mUnited Airlines
Sat 22/112:05 p.m.SJO - YYZ
1 stop24h 57mUnited Airlines
Deal found 15/9C$ 446
Thu 30/107:00 a.m.YUL - SJO
1 stop13h 53mUnited Airlines
Thu 6/1111:28 p.m.SJO - YUL
1 stop13h 00mUnited Airlines
Deal found 15/9C$ 448
Mon 13/103:00 p.m.YYZ - SJO
1 stop22h 30mMultiple Airlines
Mon 20/1012:35 p.m.SJO - YYZ
1 stop23h 30mMultiple Airlines
Deal found 15/9C$ 449
Sun 30/116:20 p.m.YUL - SJO
Nonstop5h 55mAir Canada
Wed 17/128:50 a.m.SJO - YUL
Nonstop5h 40mAir Canada
Deal found 14/9C$ 450
Wed 26/1110:00 p.m.YUL - SJO
1 stop18h 20mAvianca
Thu 4/125:00 a.m.SJO - YUL
1 stop7h 40mAvianca
Deal found 14/9C$ 452
Wed 12/1110:00 p.m.YUL - SJO
1 stop18h 20mAvianca
Sat 22/111:45 a.m.SJO - YUL
1 stop17h 50mAvianca
Deal found 14/9C$ 453
Mon 3/1110:00 p.m.YUL - SJO
1 stop18h 20mAvianca
Sat 15/111:45 a.m.SJO - YUL
1 stop17h 50mAvianca
Deal found 14/9C$ 454

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to San José 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 16 September 2025.
Use the filters below to find and compare flights from Ontario to San José that are best for you.

Fly from

Ontario

Fly to

San José

Route

Depart

Return

Price

OttawaSan José

YOW - SJO

YOWSJO

Ottawa

Thu 30/10

5:55 p.m.-10:25 a.m.

2 stops18h 30m

San José Juan Santamaria Intl

Thu 6/11

12:35 p.m.-9:18 p.m.

2 stops31h 43m

C$ 443

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Fri 7/11

7:40 p.m.-11:25 a.m.

2 stops16h 45m

San José Juan Santamaria Intl

Sat 22/11

2:05 p.m.-4:02 p.m.

1 stop24h 57m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sat 8/11

3:45 p.m.-11:25 a.m.

1 stop20h 40m

San José Juan Santamaria Intl

Mon 17/11

11:28 p.m.-9:36 a.m.

1 stop9h 08m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Thu 13/11

6:10 a.m.-11:25 a.m.

1 stop30h 15m

San José Juan Santamaria Intl

Sun 16/11

11:28 p.m.-9:36 a.m.

1 stop9h 08m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Mon 17/11

7:40 p.m.-1:15 p.m.

2 stops18h 35m

San José Juan Santamaria Intl

Sun 23/11

2:20 p.m.-4:02 p.m.

2 stops24h 42m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Wed 12/11

3:45 p.m.-11:25 a.m.

1 stop20h 40m

San José Juan Santamaria Intl

Fri 21/11

11:28 p.m.-9:21 p.m.

2 stops20h 53m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Fri 14/11

2:45 p.m.-11:25 a.m.

2 stops21h 40m

San José Juan Santamaria Intl

Tue 18/11

11:28 p.m.-9:36 a.m.

1 stop9h 08m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Wed 12/11

6:10 a.m.-11:25 a.m.

1 stop30h 15m

San José Juan Santamaria Intl

Sat 15/11

2:20 p.m.-9:58 a.m.

2 stops18h 38m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sat 8/11

3:45 p.m.-11:25 a.m.

1 stop20h 40m

San José Juan Santamaria Intl

Sat 22/11

2:05 p.m.-7:45 p.m.

1 stop28h 40m

C$ 445

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Fri 14/11

2:45 p.m.-11:25 a.m.

2 stops21h 40m

San José Juan Santamaria Intl

Fri 21/11

11:28 p.m.-9:21 p.m.

2 stops20h 53m

C$ 445

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to San José

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

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

Currently, May is the cheapest month in which you can book a flight from Region of Ontario to San José, San José Province (average of C$ 486). Flying from Region of Ontario to San José, San José Province in December is currently the most expensive (average of C$ 683). 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 SJO?

Find hourly flight availability from Ontario to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 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 José, San José Province as you normally would.

Related info for your journey

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

    San José Juan Santamaria Intl (SJO), located 14.1 km from the city centre, is the airport you fly into when you book flights from Ontario to San José.

  • How long is the flight from Region of Ontario to San José, San José Province?

    Departing from Region of Ontario to San José, San José Province will take you 6h. The distance from Region of Ontario to San José, San José Province is about 4065 km. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as C$ 239 on United Airlines. Other airlines that offer cheap prices include Air Canada from C$ 247 and Avianca from C$ 247 one-way.

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

    While some choose either Toronto Pearson Intl - San José Juan Santamaria Intl or Ottawa - San José Juan Santamaria Intl, Montreal Pierre Elliott Trudeau Intl - San José Juan Santamaria Intl is the most popular route from Region of Ontario to San José, San José Province.

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

    While on average a flight from Region of Ontario to San José, San José Province is generally C$ 563, our data shows the cheapest flight currently is C$ 242. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - San José Juan Santamaria Intl), you can expect to pay C$ 396 for that flight.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Region of Ontario to San José, San José Province (average of C$ 486). Flying from Region of Ontario to San José, San José Province in December is currently the most expensive (average of C$ 683). 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

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Alajuela
Jacó
Heredia
Dominical
Manuel Antonio
Monteverde

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Alternative routes for Ontario to San José

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Ontario to San José

Discover the top 8 airlines that operate flights from Ontario to San José. 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 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 291AverageC$ 696FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 294AverageC$ 1,231FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Copa AirlinesCheapestC$ 331AverageC$ 718FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air TransatCheapestC$ 360AverageC$ 902FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 363AverageC$ 760FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 399AverageC$ 765FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapestC$ 519AverageC$ 653FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJet EncoreCheapestC$ 1,015AverageC$ 1,299FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore 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 José?

Cheapflights makes it easy to find Ontario to San José 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 José?

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 José.

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

Yes, we can. To see specific flights from Ontario to San José 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 José 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!

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