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Cheap flights from Ontario to Costa Rica from C$ 215

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJO
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Costa Rica
Explore the most affordable flight options available from Ontario to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Tue 30/129:00 p.m.YYZ - LIR
1 stop18h 40mUnited Airlines
Tue 13/18:35 a.m.LIR - YYZ
1 stop13h 02mUnited Airlines
Deal found 18/12C$ 397
Wed 17/124:45 p.m.YUL - SJO
1 stop21h 11mUnited Airlines
Wed 24/122:05 p.m.SJO - YUL
1 stop22h 55mUnited Airlines
Deal found 16/12C$ 408
Wed 17/127:40 p.m.YYZ - LIR
2 stops20h 00mUnited Airlines
Wed 24/128:35 a.m.LIR - YYZ
2 stops14h 11mUnited Airlines
Deal found 16/12C$ 411
Tue 30/129:00 p.m.YYZ - LIR
1 stop18h 40mUnited Airlines
Thu 8/12:20 p.m.LIR - YYZ
2 stops22h 41mUnited Airlines
Deal found 17/12C$ 419
Tue 16/124:45 p.m.YUL - SJO
2 stops28h 54mUnited Airlines
Tue 23/122:05 p.m.SJO - YUL
1 stop30h 12mUnited Airlines
Deal found 16/12C$ 420
Wed 31/126:10 a.m.YYZ - LIR
1 stop30h 14mUnited Airlines
Sat 17/18:35 a.m.LIR - YYZ
1 stop28h 45mUnited Airlines
Deal found 17/12C$ 427
Wed 17/126:00 a.m.YUL - LIR
2 stops13h 37mUnited Airlines
Tue 30/123:50 p.m.LIR - YUL
2 stops21h 10mUnited Airlines
Deal found 16/12C$ 445
Wed 31/126:10 a.m.YYZ - LIR
1 stop13h 27mUnited Airlines
Thu 8/12:20 p.m.LIR - YYZ
2 stops18h 38mUnited Airlines
Deal found 17/12C$ 449
Tue 30/129:00 p.m.YYZ - LIR
2 stops17h 10mUnited Airlines
Fri 16/18:35 a.m.LIR - YYZ
2 stops30h 27mUnited Airlines
Deal found 17/12C$ 456
Wed 31/126:10 a.m.YYZ - LIR
1 stop13h 27mUnited Airlines
Wed 28/12:20 p.m.LIR - YYZ
1 stop23h 00mUnited Airlines
Deal found 16/12C$ 457
Mon 29/125:09 p.m.YOW - LIR
2 stops26h 28mUnited Airlines
Thu 8/12:20 p.m.LIR - YOW
2 stops25h 52mUnited Airlines
Deal found 17/12C$ 460
Tue 30/129:00 p.m.YYZ - LIR
1 stop18h 40mUnited Airlines
Sun 11/18:35 a.m.LIR - YYZ
2 stops24h 23mUnited Airlines
Deal found 18/12C$ 463

Find flight deals from Ontario to Costa Rica

Keep the following information in mind while searching for Ontario to Costa Rica flight deals. Data was last updated 18 December 2025.

Round-trip from

C$ 309

One-way from

C$ 215

Popular in

December

Cheapest in

June

Average price

C$ 1,134

Good round-trip deal

C$ 389 or less

Good one-way deal

C$ 291 or less
Porter Airlines
  • Porter Airlines
  • 17/1-24/1
  • 2 total stops
  • 23h 50m total
  • Ontario to Costa Rica
Search Deals
Porter Airlines
  • Porter Airlines
  • 17/2
  • 1 total stop
  • 16h 30m total
  • Ontario to Costa Rica
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 181 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Costa Rica.
Search Deals
Price to beat on a one-way flight from Ontario to Costa Rica.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Costa Rica 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 18 December 2025.
Use the filters below to find and compare flights from Ontario to Costa Rica that are best for you.

Fly from

Ontario

Fly to

Costa Rica

Route

Depart

Return

Price

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Sun 29/3

7:00 a.m.-2:25 p.m.

1 stop9h 25m

Liberia

Thu 2/4

3:15 p.m.-7:58 a.m.

1 stop14h 43m

C$ 338

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Sun 29/3

7:00 a.m.-2:25 p.m.

1 stop9h 25m

Liberia

Mon 6/4

3:15 p.m.-7:58 a.m.

1 stop14h 43m

C$ 338

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Sat 24/1

7:00 a.m.-5:05 p.m.

1 stop11h 05m

Liberia

Sat 31/1

6:05 p.m.-9:48 a.m.

1 stop14h 43m

C$ 378

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Sun 25/1

7:00 a.m.-3:15 p.m.

1 stop9h 15m

Liberia

Sat 31/1

6:05 p.m.-9:48 a.m.

1 stop14h 43m

C$ 378

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Thu 22/1

7:00 a.m.-3:15 p.m.

1 stop9h 15m

Liberia

Thu 29/1

4:15 p.m.-10:03 p.m.

1 stop28h 48m

C$ 378

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Sun 29/3

7:00 a.m.-2:25 p.m.

1 stop9h 25m

Liberia

Wed 1/4

3:15 p.m.-7:58 a.m.

1 stop14h 43m

C$ 378

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Sat 31/1

7:40 p.m.-12:55 p.m.

2 stops18h 15m

Liberia

Thu 5/2

8:35 a.m.-11:46 p.m.

2 stops14h 11m

C$ 383

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Thu 8/1

7:40 p.m.-12:55 p.m.

2 stops18h 15m

Liberia

Tue 13/1

8:35 a.m.-11:46 p.m.

2 stops14h 11m

C$ 383

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Thu 15/1

3:45 p.m.-6:37 p.m.

1 stop27h 52m

Liberia

Wed 21/1

8:35 a.m.-11:46 p.m.

2 stops14h 11m

C$ 383

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Tue 3/2

3:30 p.m.-1:10 p.m.

2 stops22h 40m

Liberia

Tue 10/2

8:35 a.m.-10:37 p.m.

1 stop13h 02m

C$ 383

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/12

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Best time to book a flight from Ontario to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica 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 Costa Rica

What is the cheapest month to book a flight from Region of Ontario to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Costa Rica (average of C$ 185). Flying from Region of Ontario to Costa Rica in August is currently the most expensive (average of C$ 413). 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 CR?

Find hourly flight availability from Ontario to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

When flying from Region of Ontario to Costa Rica, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 6% versus a flight at noon.

What is the cheapest day to fly from Region of Ontario to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Costa Rica. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Costa Rica flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Costa Rica?

    A quick flight from Region of Ontario to Costa Rica can take about 9h 25m. Porter Airlines provides one of the quickest options available for as low as C$ 338. There are 3718 km between Region of Ontario and Costa Rica. 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 Costa Rica one-way?

    The cheapest airlines for a one-way flight from Region of Ontario to Costa Rica are Porter Airlines (C$ 177), WestJet (C$ 186), and United Airlines (C$ 190).

  • Can I find deals for flights from Ontario to Costa Rica that include hotel bookings?

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

  • How can I find direct flights from Ontario to Costa Rica?

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

  • Can I find deals for business class flights from Ontario to Costa Rica?

    Yes. Cheapflights offers flight deals from Ontario to Costa Rica 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 Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Costa Rica (average of C$ 185). Flying from Region of Ontario to Costa Rica in August is currently the most expensive (average of C$ 413). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Liberia flights
Pierre Elliott Trudeau Intl to Liberia flights
Pierre Elliott Trudeau Intl to Panama City flights
Pearson Intl to San José flights
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Pearson Intl to Panama City flights
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Edmonton to San José flights
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Calgary to San Salvador flights
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Saskatoon to Liberia flights
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Top 10 airlines flying from Ontario to Costa Rica

Discover the top 10 airlines that operate flights from Ontario to Costa Rica. 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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 275AverageC$ 786FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 289AverageC$ 653FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 294AverageC$ 618FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 328AverageC$ 524FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Copa AirlinesCheapestC$ 329AverageC$ 702FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air CanadaCheapestC$ 347AverageC$ 1,030FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 352AverageC$ 710FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 362AverageC$ 721FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 398AverageC$ 529FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Sunwing AirlinesCheapestC$ 656AverageC$ 897FlexibilityNo cancel feeOn-timeN/A
Search Sunwing Airlines 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 Costa Rica?

Deals for Ontario to Costa Rica flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Costa Rica?

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 Costa Rica from Ontario.

Can Cheapflights find flights from Ontario to Costa Rica with no change fees?

Certainly. Search results for flights to Costa Rica from Ontario 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 Ontario to Costa Rica become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Costa Rica on Cheapflights with our Price Alert feature and get notified when better prices are available.

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