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$ 227), and WestJet (C$ 241).

How far in advance should I book a flight from Region of Ontario to Costa Rica?

Users have found that booking a flight from Region of Ontario to Costa Rica at least 51 days early can save you up to 26% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from Region of Ontario to Costa Rica for as little as C$ 724 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 774 for flights departing within the next 3 days.

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

September is one of the best times of the year to fly to Costa Rica from Region of Ontario. Prices for September average C$ 777 per person but you can even find prices for as low as C$ 319. The most expensive prices can be found in the month of December. Opting for a September flight can save you 62% on your journey compared to booking in December

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.

C$ 477+ Flights from Ontario to Costa Rica - Compare & Save Big

Cheap flight deals from Ontario to Costa Rica

Round-trip from	C$ 337
One-way from	C$ 197
Popular in	December
Cheapest in	September
Average price	C$ 721
Good round-trip deal	C$ 555 or less
Good one-way deal	C$ 218 or less

United Airlines
11/6-17/6
4 total stops
37h 13m total
Ontario to Costa Rica

Search Deals

United Airlines
8/6
2 total stops
18h 41m total
Ontario to Costa Rica

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (C$ 204 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (C$ 62 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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

Find flight deals from Ontario to Costa Rica

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 25 April 2025.

Sat 26/45:25 p.m.YOW - LIR

1 stop20h 28mUnited Airlines

Sun 4/53:25 p.m.LIR - YOW

2 stops30h 28mUnited Airlines

Deal found 24/4C$ 372

Tue 27/59:00 a.m.YYZ - LIR

Nonstop5h 24mWestJet

Sat 14/61:25 p.m.LIR - YYZ

Nonstop5h 26mWestJet

Deal found 24/4C$ 410

Mon 28/46:10 a.m.YYZ - LIR

1 stop10h 13mUnited Airlines

Tue 13/53:25 p.m.LIR - YYZ

1 stop20h 45mUnited Airlines

Deal found 24/4C$ 422

Thu 14/84:05 p.m.YUL - SJO

1 stop9h 30mAvianca

Thu 21/85:05 a.m.SJO - YUL

1 stop7h 40mAvianca

Deal found 24/4C$ 455

Wed 4/69:50 a.m.YYZ - SJO

1 stop26h 37mMultiple Airlines

Mon 9/612:28 p.m.SJO - YYZ

1 stop23h 37mMultiple Airlines

Deal found 24/4C$ 473

Mon 9/68:41 a.m.YUL - SJO

1 stop12h 18mCopa Airlines

Tue 17/65:52 a.m.SJO - YUL

1 stop16h 48mCopa Airlines

Deal found 25/4C$ 487

Tue 29/46:45 a.m.YYZ - SJO

1 stop8h 34mAmerican Airlines

Wed 21/52:15 p.m.SJO - YYZ

1 stop19h 44mAmerican Airlines

Deal found 24/4C$ 527

Fri 6/611:25 p.m.YUL - SJO

1 stop11h 55mMultiple Airlines

Mon 9/612:28 p.m.SJO - YUL

2 stops29h 29mMultiple Airlines

Deal found 25/4C$ 531

Tue 29/47:29 a.m.YUL - SJO

1 stop7h 36mAmerican Airlines

Tue 6/511:59 p.m.SJO - YUL

1 stop12h 50mAmerican Airlines

Deal found 24/4C$ 532

Thu 1/55:20 p.m.YYZ - LIR

1 stop21h 45mAmerican Airlines

Thu 8/52:05 p.m.LIR - YYZ

1 stop20h 25mAmerican Airlines

Deal found 25/4C$ 532

Tue 13/54:20 p.m.YTZ - SJO

2 stops30h 05mAir Canada

Sat 24/57:55 a.m.SJO - YTZ

1 stop23h 52mAir Canada

Deal found 24/4C$ 534

Sat 26/410:05 a.m.YYZ - SJO

2 stops11h 32mUnited Airlines

Mon 12/57:55 a.m.SJO - YYZ

2 stops24h 03mUnited Airlines

Deal found 24/4C$ 537

Best flights from Ontario to Costa Rica
Discover carefully curated flight deals from Ontario to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 April 2025.

Wed 11/65:25 p.m.YOW - LIR

2 stops18h 35mUnited Airlines

Tue 17/61:20 p.m.LIR - YOW

2 stops18h 38mUnited Airlines

Deal found 24/4C$ 337

Tue 27/59:00 a.m.YYZ - LIR

Nonstop5h 24mWestJet

Sat 14/61:25 p.m.LIR - YYZ

Nonstop5h 26mWestJet

Deal found 24/4C$ 410

Fri 6/611:25 p.m.YUL - SJO

1 stop18h 25mAvianca

Thu 12/65:05 a.m.SJO - YUL

1 stop7h 40mAvianca

Deal found 24/4C$ 453

Wed 4/69:50 a.m.YYZ - SJO

1 stop26h 37mMultiple Airlines

Mon 9/612:28 p.m.SJO - YYZ

1 stop23h 37mMultiple Airlines

Deal found 24/4C$ 473

Mon 9/68:41 a.m.YUL - SJO

1 stop12h 18mCopa Airlines

Tue 17/65:52 a.m.SJO - YUL

1 stop16h 48mCopa Airlines

Deal found 25/4C$ 487

Tue 29/46:45 a.m.YYZ - SJO

1 stop8h 34mAmerican Airlines

Wed 21/52:15 p.m.SJO - YYZ

1 stop19h 44mAmerican Airlines

Deal found 24/4C$ 527

Tue 13/54:20 p.m.YTZ - SJO

2 stops30h 05mAir Canada

Sat 24/57:55 a.m.SJO - YTZ

1 stop23h 52mAir Canada

Deal found 24/4C$ 534

Sun 15/67:30 a.m.YUL - LIR

Nonstop6h 00mAir Transat

Sun 22/612:40 p.m.LIR - YUL

Nonstop5h 30mAir Transat

Deal found 24/4C$ 688

Fri 30/56:15 a.m.YYZ - LIR

1 stop7h 45mDelta

Sat 7/61:05 p.m.LIR - YYZ

1 stop8h 50mDelta

Deal found 24/4C$ 703

Mon 28/46:10 a.m.YYZ - LIR

1 stop10h 13mUnited Airlines

Tue 13/53:25 p.m.LIR - YYZ

1 stop20h 45mUnited Airlines

Deal found 25/4C$ 422

Tue 29/47:29 a.m.YUL - SJO

1 stop7h 36mAmerican Airlines

Tue 6/511:59 p.m.SJO - YUL

1 stop12h 50mAmerican Airlines

Deal found 24/4C$ 532

Mon 26/512:00 p.m.YTZ - SJO

2 stops24h 27mMultiple Airlines

Thu 29/511:32 a.m.SJO - YTZ

2 stops29h 55mMultiple Airlines

Deal found 23/4C$ 539

Direct flights from Ontario to Costa Rica
Explore direct flight options from Ontario to Costa Rica based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 April 2025.

Tue 27/59:00 a.m.YYZ - LIR

Nonstop5h 24mWestJet

Sat 14/61:25 p.m.LIR - YYZ

Nonstop5h 26mWestJet

Deal found 24/4C$ 410

Sat 10/58:40 a.m.YYZ - LIR

Nonstop5h 20mAir Canada

Sat 7/612:35 p.m.LIR - YYZ

Nonstop5h 30mAir Canada

Deal found 24/4C$ 509

Tue 29/45:15 p.m.YUL - SJO

Nonstop5h 50mAir Canada

Sat 24/57:55 a.m.SJO - YUL

Nonstop5h 50mAir Canada

Deal found 24/4C$ 573

Mon 12/55:10 p.m.YYZ - SJO

Nonstop8h 25mAvianca

Mon 16/65:05 a.m.SJO - YYZ

Nonstop8h 05mAvianca

Deal found 25/4C$ 666

Sun 15/67:30 a.m.YUL - LIR

Nonstop6h 00mAir Transat

Sun 22/612:40 p.m.LIR - YUL

Nonstop5h 30mAir Transat

Deal found 24/4C$ 688

Tue 3/67:25 p.m.YYZ - SJO

Nonstop5h 25mAir Canada

Fri 13/68:00 a.m.SJO - YYZ

Nonstop5h 25mAir Canada

Deal found 25/4C$ 767

Mon 28/46:15 a.m.YYZ - LIR

Nonstop5h 25mMultiple Airlines

Thu 8/51:25 p.m.LIR - YYZ

Nonstop5h 26mMultiple Airlines

Deal found 24/4C$ 1,456

Last-minute flights from Ontario to Costa Rica
Discover last-minute flight deals from Ontario to Costa Rica. Data last updated 25 April 2025 and is based on user searches.

Sat 26/45:25 p.m.YOW - LIR

1 stop20h 28mUnited Airlines

Sun 4/53:25 p.m.LIR - YOW

2 stops30h 28mUnited Airlines

Deal found 24/4C$ 372

Sat 26/410:05 a.m.YYZ - SJO

2 stops11h 32mUnited Airlines

Mon 12/57:55 a.m.SJO - YYZ

2 stops24h 03mUnited Airlines

Deal found 24/4C$ 537

Mon 28/46:10 a.m.YYZ - LIR

1 stop10h 13mUnited Airlines

Tue 13/53:25 p.m.LIR - YYZ

1 stop20h 45mUnited Airlines

Deal found 25/4C$ 422

Tue 29/46:45 a.m.YYZ - SJO

1 stop8h 34mAmerican Airlines

Wed 21/52:15 p.m.SJO - YYZ

1 stop19h 44mAmerican Airlines

Deal found 24/4C$ 527

Tue 29/47:29 a.m.YUL - SJO

1 stop7h 36mAmerican Airlines

Tue 6/511:59 p.m.SJO - YUL

1 stop12h 50mAmerican Airlines

Deal found 24/4C$ 532

Wed 30/47:29 a.m.YUL - SJO

1 stop7h 36mAmerican Airlines

Tue 13/51:50 p.m.SJO - YUL

1 stop22h 59mAmerican Airlines

Deal found 24/4C$ 534

Wed 30/43:59 p.m.YYZ - SJO

1 stop29h 38mUnited Airlines

Thu 8/57:55 a.m.SJO - YYZ

2 stops27h 47mUnited Airlines

Deal found 24/4C$ 538

Wed 30/49:00 a.m.YYZ - SJO

1 stop30h 20mCopa Airlines

Wed 7/56:07 p.m.SJO - YYZ

1 stop29h 06mCopa Airlines

Deal found 24/4C$ 564

Wed 30/46:45 a.m.YUL - LIR

1 stop7h 39mWestJet

Tue 13/51:25 p.m.LIR - YUL

1 stop9h 12mWestJet

Deal found 24/4C$ 617

Thu 1/57:50 p.m.YYZ - LIR

1 stop18h 20mUnited Airlines

Tue 13/53:25 p.m.LIR - YYZ

1 stop20h 45mUnited Airlines

Deal found 24/4C$ 430

Thu 1/55:20 p.m.YYZ - LIR

1 stop21h 45mAmerican Airlines

Thu 8/52:05 p.m.LIR - YYZ

1 stop20h 25mAmerican Airlines

Deal found 25/4C$ 532

Sat 3/56:45 a.m.YUL - SJO

2 stops19h 05mMultiple Airlines

Tue 3/611:32 a.m.SJO - YUL

3 stops35h 05mMultiple Airlines

Deal found 25/4C$ 560

One-way flights from Ontario to Costa Rica
Search for one-way flight options from Ontario to Costa Rica. Find affordable one-way fares based on user searches. Data last updated 25 April 2025.

Sun 8/67:29 p.m.YOW - LIR

2 stops18h 41mUnited Airlines

Deal found 24/4C$ 197

Fri 2/59:00 p.m.YYZ - LIR

2 stops19h 23mUnited Airlines

Deal found 24/4C$ 198

Wed 30/410:00 a.m.YUL - LIR

Nonstop6h 00mAir Transat

Deal found 25/4C$ 227

Wed 11/69:00 a.m.YYZ - LIR

Nonstop5h 24mWestJet

Deal found 24/4C$ 241

Wed 4/611:25 p.m.YUL - SJO

1 stop18h 25mAvianca

Deal found 25/4C$ 254

Tue 6/59:00 a.m.YYZ - SJO

1 stop11h 48mCopa Airlines

Deal found 25/4C$ 254

Wed 7/58:41 a.m.YUL - SJO

1 stop15h 12mCopa Airlines

Deal found 24/4C$ 258

Sat 7/64:00 p.m.YYZ - SJO

1 stop20h 27mMultiple Airlines

Deal found 25/4C$ 258

Sat 14/68:40 a.m.YYZ - LIR

Nonstop5h 20mAir Canada

Deal found 23/4C$ 262

Tue 27/58:55 a.m.YUL - SJO

3 stops28h 38mMultiple Airlines

Deal found 25/4C$ 263

Fri 23/58:50 a.m.YTZ - SJO

2 stops13h 35mAir Canada

Deal found 24/4C$ 268

Thu 1/57:25 p.m.YYZ - SJO

Nonstop5h 25mAir Canada

Deal found 24/4C$ 275

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Tue 27/5

9:00 a.m.-12:24 p.m.

Nonstop5h 24m

Liberia

Sat 14/6

1:25 p.m.-8:51 p.m.

Nonstop5h 26m

C$ 410

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Sat 24/5

7:47 p.m.-11:53 a.m.

2 stops18h 06m

Liberia

Fri 6/6

3:25 p.m.-12:42 p.m.

2 stops19h 17m

C$ 430

OttawaLiberia

YOW - LIR

YOWLIR

Ottawa

Fri 30/5

7:29 p.m.-10:00 a.m.

2 stops16h 31m

Liberia

Sat 14/6

3:25 p.m.-2:04 p.m.

2 stops20h 39m

C$ 438

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Thu 14/8

4:05 p.m.-11:35 p.m.

1 stop9h 30m

San José Juan Santamaria Intl

Thu 21/8

5:05 a.m.-2:45 p.m.

1 stop7h 40m

C$ 455

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Mon 9/6

8:41 a.m.-6:59 p.m.

1 stop12h 18m

San José Juan Santamaria Intl

Tue 17/6

5:52 a.m.-12:40 a.m.

1 stop16h 48m

C$ 487

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Mon 9/6

9:50 a.m.-10:27 a.m.

1 stop26h 37m

San José Juan Santamaria Intl

Mon 16/6

12:28 p.m.-2:05 p.m.

1 stop23h 37m

C$ 502

TorontoSan José

YYZ - SJO

YYZSJO

Toronto Pearson Intl

Mon 5/5

1:29 p.m.-10:17 p.m.

1 stop10h 48m

San José Juan Santamaria Intl

Fri 16/5

2:15 p.m.-11:59 a.m.

1 stop19h 44m

C$ 528

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 6/6

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

1 stop11h 55m

San José Juan Santamaria Intl

Mon 9/6

12:28 p.m.-7:57 p.m.

2 stops29h 29m

C$ 531

TorontoLiberia

YYZ - LIR

YYZLIR

Toronto Pearson Intl

Thu 8/5

12:55 p.m.-11:45 a.m.

1 stop24h 50m

Liberia

Mon 12/5

2:05 p.m.-12:30 p.m.

1 stop20h 25m

C$ 532

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

3:44 p.m.-1:05 p.m.

1 stop23h 21m

Liberia

Fri 16/5

12:20 p.m.-1:44 p.m.

1 stop23h 24m

C$ 537

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 60 results

...

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$ 486). Flying from Region of Ontario to Costa Rica 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 CR?

When flying from Region of Ontario to Costa Rica, 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 Costa Rica by month

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 mm.

Temperature in Costa Rica by month

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April 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 18.0 C).

Reviews of airlines servicing Costa Rica

See what other customers who have flown with Delta, Alaska Airlines and Air Transat from Ontario to Costa Rica have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,920 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Tony,Apr 2024

MCO - ATL

Terrible flight crew that skipped our row for service multiple times.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Tony,Apr 2024

MCO - ATL

Terrible flight crew that skipped our row for service multiple times.

Alaska Airlines

8.0

Very good

9,928 reviews

Delta

8.0

Very good

7,920 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Tony,Apr 2024

MCO - ATL

Terrible flight crew that skipped our row for service multiple times.

Air Transat

7.8

Good

385 reviews

Delta

8.0

Very good

7,920 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Tony,Apr 2024

MCO - ATL

Terrible flight crew that skipped our row for service multiple times.

Copa Airlines

7.6

Good

1,411 reviews

Delta

8.0

Very good

7,920 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Tony,Apr 2024

MCO - ATL

Terrible flight crew that skipped our row for service multiple times.

SWISS

7.5

Good

1,582 reviews

Delta

8.0

Very good

7,920 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Tony,Apr 2024

MCO - ATL

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

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$ 227), and WestJet (C$ 241).
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$ 486). Flying from Region of Ontario to Costa Rica 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ontario to Costa Rica

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Top 10 airlines flying from Ontario to Costa Rica

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestC$ 327	AverageC$ 615	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Copa Airlines	CheapestC$ 332	AverageC$ 767	FlexibilityNo cancel fee	On-time70%	Search Copa Airlines flights
Air Canada	CheapestC$ 340	AverageC$ 1,122	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
WestJet	CheapestC$ 358	AverageC$ 694	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Arajet	CheapestC$ 376	AverageC$ 448	FlexibilityNo cancel fee	On-timeN/A	Search Arajet flights
Air Transat	CheapestC$ 377	AverageC$ 836	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Avianca	CheapestC$ 414	AverageC$ 830	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
Delta	CheapestC$ 489	AverageC$ 752	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	CheapestC$ 506	AverageC$ 752	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Sunwing Airlines	CheapestC$ 649	AverageC$ 868	FlexibilityNo cancel fee	On-timeN/A	Search Sunwing Airlines flights

Fly with Cheapflights

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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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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.

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 25 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Ontario to Costa Rica

Cheapest flights from Ontario to Costa RicaExplore 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 25 April 2025.

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 25 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Costa Rica that are best for you.

Best time to book a flight from Ontario to Costa Rica

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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?

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 25 April 2025.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

Reviews of airlines servicing Costa Rica

See what other customers who have flown with Delta, Alaska Airlines and Air Transat from Ontario to Costa Rica have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines to fly from Region of Ontario to Costa Rica one-way?

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

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

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

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

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Alternative routes for Ontario to Costa Rica

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Top 10 airlines flying from Ontario to Costa Rica

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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 25 April 2025.