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Cheap flights from Ontario to Costa Rica from C$ 197

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJO
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 31 October 2025.

Round-trip from

C$ 341

One-way from

C$ 197

Popular in

December

Cheapest in

June

Average price

C$ 630

Good round-trip deal

C$ 493 or less

Good one-way deal

C$ 245 or less
United Airlines
  • United Airlines
  • 14/11-18/11
  • 3 total stops
  • 43h 13m total
  • Ontario to Costa Rica
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United Airlines
  • United Airlines
  • 14/11
  • 1 total stop
  • 20h 41m total
  • Ontario to Costa Rica
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Ontario to Costa Rica.
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Price to beat on a one-way flight from Ontario to Costa Rica.
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Find 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 31 October 2025.

Fri 14/115:14 p.m.YOW - LIR
2 stops20h 56mUnited Airlines
Tue 18/115:15 p.m.LIR - YOW
1 stop22h 17mUnited Airlines
Deal found 29/10C$ 341
Thu 4/1211:10 a.m.YOW - LIR
2 stops27h 00mUnited Airlines
Sat 13/122:01 p.m.LIR - YOW
1 stop19h 25mUnited Airlines
Deal found 28/10C$ 376
Thu 4/127:30 p.m.YOW - LIR
2 stops24h 07mUnited Airlines
Wed 10/122:20 p.m.LIR - YOW
2 stops19h 06mUnited Airlines
Deal found 30/10C$ 377
Thu 4/122:57 p.m.YYZ - LIR
2 stops23h 13mUnited Airlines
Wed 10/122:20 p.m.LIR - YYZ
2 stops24h 42mUnited Airlines
Deal found 30/10C$ 380
Thu 6/119:45 a.m.YOW - LIR
2 stops33h 52mUnited Airlines
Wed 12/112:20 p.m.LIR - YOW
2 stops19h 06mUnited Airlines
Deal found 31/10C$ 385
Thu 27/116:20 a.m.YOW - LIR
2 stops31h 50mUnited Airlines
Sun 7/128:35 a.m.LIR - YOW
2 stops24h 51mUnited Airlines
Deal found 31/10C$ 387
Fri 14/119:00 p.m.YYZ - LIR
2 stops17h 10mUnited Airlines
Fri 21/112:20 p.m.LIR - YYZ
2 stops24h 42mUnited Airlines
Deal found 29/10C$ 388
Sat 8/115:30 p.m.YYZ - LIR
2 stops26h 07mUnited Airlines
Sat 15/118:35 a.m.LIR - YYZ
2 stops14h 24mUnited Airlines
Deal found 29/10C$ 390
Sat 29/116:10 a.m.YYZ - LIR
1 stop13h 27mUnited Airlines
Sat 6/122:20 p.m.LIR - YYZ
1 stop23h 00mUnited Airlines
Deal found 30/10C$ 391
Tue 9/125:30 p.m.YYZ - LIR
2 stops20h 40mUnited Airlines
Tue 16/128:35 a.m.LIR - YYZ
2 stops13h 45mUnited Airlines
Deal found 29/10C$ 397
Mon 1/129:00 p.m.YYZ - LIR
2 stops17h 10mUnited Airlines
Mon 15/128:35 a.m.LIR - YYZ
1 stop13h 02mUnited Airlines
Deal found 29/10C$ 402
Thu 30/107:30 p.m.YOW - SJO
2 stops26h 09mUnited Airlines
Mon 10/112:20 p.m.SJO - YOW
2 stops25h 12mUnited Airlines
Deal found 30/10C$ 405

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 31 October 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

OttawaLiberia

YOW - LIR

YOWLIR

Ottawa

Sat 6/12

5:14 p.m.-6:37 p.m.

2 stops26h 23m

Liberia

Sun 14/12

8:35 a.m.-9:18 p.m.

2 stops35h 43m

C$ 376

OttawaLiberia

YOW - LIR

YOWLIR

Ottawa

Fri 5/12

6:20 a.m.-12:55 p.m.

1 stop31h 35m

Liberia

Sun 14/12

8:35 a.m.-10:26 a.m.

2 stops24h 51m

C$ 377

OttawaLiberia

YOW - LIR

YOWLIR

Ottawa

Fri 5/12

7:30 p.m.-1:10 p.m.

2 stops18h 40m

Liberia

Mon 15/12

8:35 a.m.-10:26 a.m.

2 stops24h 51m

C$ 377

OttawaLiberia

YOW - LIR

YOWLIR

Ottawa

Thu 4/12

2:17 p.m.-1:10 p.m.

2 stops23h 53m

Liberia

Sat 13/12

2:01 p.m.-10:26 a.m.

1 stop19h 25m

C$ 377

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Tue 2/12

6:10 a.m.-6:37 p.m.

1 stop13h 27m

Liberia

Fri 12/12

8:35 a.m.-9:58 a.m.

2 stops24h 23m

C$ 380

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Mon 30/3

11:30 p.m.-2:00 p.m.

1 stop16h 30m

Liberia

Thu 9/4

3:00 p.m.-8:05 a.m.

2 stops39h 05m

C$ 391

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Sat 29/11

6:10 a.m.-6:37 p.m.

1 stop13h 27m

Liberia

Sat 6/12

8:35 a.m.-9:58 a.m.

2 stops24h 23m

C$ 391

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Thu 13/11

12:45 p.m.-7:53 p.m.

1 stop8h 08m

San José Juan Santamaria Intl

Mon 17/11

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

2 stops24h 42m

C$ 406

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Sat 15/11

2:57 p.m.-1:15 p.m.

2 stops23h 18m

San José Juan Santamaria Intl

Sat 22/11

11:28 p.m.-11:46 p.m.

2 stops23h 18m

C$ 406

TorontoLiberia

YTZ - LIR

YTZLIR

Toronto Island

Tue 24/3

7:55 p.m.-2:00 p.m.

1 stop20h 05m

Liberia

Sun 29/3

3:00 p.m.-4:43 p.m.

1 stop23h 43m

C$ 408

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 60 results
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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$ 187). Flying from Region of Ontario to Costa Rica in August is currently the most expensive (average of C$ 420). 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 31 October 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 5% 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 16h 30m. United Airlines provides one of the quickest options available for as low as C$ 391. There are 3721 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 United Airlines (C$ 197), Air Transat (C$ 222), and Porter Airlines (C$ 222).

  • 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$ 187). Flying from Region of Ontario to Costa Rica in August is currently the most expensive (average of C$ 420). 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

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Alternative routes for Ontario to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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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 31 October 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 294AverageC$ 696FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 324AverageC$ 827FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 329AverageC$ 555FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Copa AirlinesCheapestC$ 334AverageC$ 718FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
DeltaCheapestC$ 350AverageC$ 731FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 363AverageC$ 1,031FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 380AverageC$ 774FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 381AverageC$ 650FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
AviancaCheapestC$ 403AverageC$ 539FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Sunwing AirlinesCheapestC$ 654AverageC$ 909FlexibilityNo 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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