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Cheap flights from Ontario to San José from C$ 236

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJO
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to San José

Enter your travel dates to find the best prices.

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 29 January 2026.

Mon 16/311:00 p.m.
YUL
-
SJO
1 stop18h 20m
Avianca
Tue 7/41:50 a.m.
SJO
-
YUL
1 stop17h 45m
Avianca
Deal found 29/1C$ 410
Sat 25/411:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Sat 2/59:25 a.m.
SJO
-
YUL
1 stop10h 10m
Avianca
Deal found 28/1C$ 415
Sun 8/26:55 p.m.
YUL
-
SJO
Nonstop6h 00m
Air Transat
Fri 13/21:15 a.m.
SJO
-
YUL
Nonstop5h 40m
Air Transat
Deal found 28/1C$ 417
Wed 18/210:00 p.m.
YUL
-
SJO
1 stop18h 20m
Avianca
Tue 24/21:45 a.m.
SJO
-
YUL
1 stop17h 50m
Avianca
Deal found 27/1C$ 419
Mon 27/411:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Sun 10/51:40 a.m.
SJO
-
YUL
1 stop17h 55m
Avianca
Deal found 28/1C$ 421
Wed 1/411:25 p.m.
YUL
-
SJO
1 stop11h 55m
Avianca
Tue 21/41:55 a.m.
SJO
-
YUL
1 stop18h 10m
Avianca
Deal found 28/1C$ 422
Mon 27/411:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Tue 5/51:50 a.m.
SJO
-
YUL
1 stop17h 45m
Avianca
Deal found 28/1C$ 424
Thu 2/411:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Fri 10/41:50 a.m.
SJO
-
YUL
1 stop17h 45m
Avianca
Deal found 28/1C$ 425
Mon 2/37:30 p.m.
YOW
-
SJO
2 stops26h 09m
United Airlines
Tue 10/35:30 a.m.
SJO
-
YOW
2 stops26h 56m
United Airlines
Deal found 27/1C$ 429
Mon 23/211:55 p.m.
YYZ
-
SJO
1 stop16h 25m
Avianca
Sun 1/31:45 a.m.
SJO
-
YYZ
1 stop19h 50m
Avianca
Deal found 28/1C$ 429
Sun 15/25:11 p.m.
YOW
-
SJO
2 stops21h 04m
United Airlines
Fri 27/28:45 a.m.
SJO
-
YOW
2 stops31h 22m
United Airlines
Deal found 27/1C$ 430
Mon 23/311:00 p.m.
YUL
-
SJO
1 stop18h 20m
Avianca
Tue 31/31:55 a.m.
SJO
-
YUL
1 stop18h 10m
Avianca
Deal found 27/1C$ 430

Find 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 29 January 2026.

Round-trip from

C$ 410

One-way from

C$ 236

Popular in

December

Cheapest in

June

Average price

C$ 657

Good round-trip deal

C$ 456 or less

Good one-way deal

C$ 268 or less
Avianca
  • Avianca
  • 16/3-7/4
  • 2 total stops
  • 36h 05m total
  • Ontario to San José
Search Deals
Avianca
  • Avianca
  • 9/3
  • 1 total stop
  • 11h 50m total
  • Ontario to San José
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 155 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Ontario to San José Juan Santamaria Intl.
Search Deals
Price to beat on a one-way flight from Ontario to San José Juan Santamaria Intl.
Search Deals

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 29 January 2026.
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

Sat 28/2

7:30 p.m.-8:39 p.m.

2 stops26h 09m

San José Juan Santamaria Intl

Wed 11/3

1:05 p.m.-1:32 p.m.

2 stops22h 27m

C$ 429

OttawaSan José

YOW - SJO

YOWSJO

Ottawa

Sun 15/2

5:11 p.m.-1:15 p.m.

2 stops21h 04m

San José Juan Santamaria Intl

Fri 27/2

8:45 a.m.-5:07 p.m.

2 stops31h 22m

C$ 430

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Mon 23/2

9:00 p.m.-1:15 p.m.

2 stops17h 15m

San José Juan Santamaria Intl

Mon 9/3

11:35 a.m.-2:20 p.m.

1 stop24h 45m

C$ 434

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sun 22/2

9:00 p.m.-12:56 p.m.

1 stop16h 56m

San José Juan Santamaria Intl

Tue 10/3

5:30 a.m.-10:37 p.m.

1 stop15h 07m

C$ 434

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Wed 25/2

3:45 p.m.-6:16 p.m.

1 stop27h 31m

San José Juan Santamaria Intl

Mon 9/3

11:35 a.m.-2:20 p.m.

1 stop24h 45m

C$ 434

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Tue 24/2

6:10 a.m.-8:39 p.m.

1 stop15h 29m

San José Juan Santamaria Intl

Thu 5/3

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

2 stops18h 38m

C$ 434

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sun 8/2

9:00 p.m.-12:56 p.m.

1 stop16h 56m

San José Juan Santamaria Intl

Tue 10/2

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

2 stops24h 42m

C$ 436

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sun 22/2

8:45 a.m.-12:56 p.m.

1 stop29h 11m

San José Juan Santamaria Intl

Mon 9/3

1:20 p.m.-2:20 p.m.

1 stop23h 00m

C$ 436

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sat 28/2

3:45 p.m.-8:39 p.m.

1 stop29h 54m

San José Juan Santamaria Intl

Fri 6/3

12:35 p.m.-9:58 a.m.

2 stops20h 23m

C$ 436

OttawaSan José

YOW - SJO

YOWSJO

Ottawa

Wed 8/4

6:25 a.m.-7:37 p.m.

2 stops15h 12m

San José Juan Santamaria Intl

Wed 22/4

7:55 a.m.-10:03 a.m.

2 stops24h 08m

C$ 445

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/1

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?

Currently, November is the cheapest month in which you can book a flight from Region of Ontario to San José (average of C$ 208). Flying from Region of Ontario to San José in August is currently the most expensive (average of C$ 432). 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 29 January 2026.

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 as you normally would.

Weekly flight availability from Region of Ontario to San José

Explore weekly flight availability from Ontario to San José. 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 29 January 2026.

The most flights from CAON to SJO are scheduled on a Thursday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Region of Ontario to San José?

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?

    There are many flights that can get you from Region of Ontario to San José in 17h 15m. Fly via United Airlines or Air Canada to get the fastest option. Airlines will cover a distance of 3766 km. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Avianca. According to our data, you can fly for as low as C$ 222. Users have also found prices from C$ 230 and C$ 234 on United Airlines and Air Transat, respectively.

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

    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.

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

    While on average a flight from Region of Ontario to San José is generally C$ 473, our data shows the cheapest flight currently is C$ 240. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - San José Juan Santamaria Intl), you can expect to pay C$ 436 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?

    Currently, November is the cheapest month in which you can book a flight from Region of Ontario to San José (average of C$ 208). Flying from Region of Ontario to San José in August is currently the most expensive (average of C$ 432). 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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Regina to Liberia flights
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London to San José flights
Fort St. John to Liberia flights
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St John to San José flights
Thunder Bay to Liberia flights
Prince George to San José flights
Regina to San José flights
Thunder Bay to San José flights
Windsor to San José flights
Kingston to San José flights

Top 7 airlines flying from Ontario to San José

Discover the top 7 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 254AverageC$ 686FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Copa AirlinesCheapestC$ 258AverageC$ 649FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air CanadaCheapestC$ 261AverageC$ 1,066FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 283AverageC$ 599FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 291AverageC$ 597FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 338AverageC$ 661FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 364AverageC$ 519FlexibilityNo cancel feeOn-time71%
Search Avianca 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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