What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica one-way?

For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 207. Users have also found prices from C$ 228 and C$ 230 on Air Canada and Avianca, respectively.

In terms of precipitation, rainfall in Costa Rica ranges from 1.0 - 364.0 mm per month. September is typically the wettest month, when rainfall can reach 364.0 mm. January is typically the driest time to visit Costa Rica when rainfall is around 1.0 mm.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

Consider Air Transat (61%), Air Canada Rouge (43%) or Air Canada (31%) when booking your flight. These represent the most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica.

What are the most popular airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

When booking a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica, you may want to consider flying on Air Transat, Air Canada or WestJet as they are the most popular for this route.

How can I find direct flights from Pierre Elliott Trudeau Intl to Costa Rica?

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

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Costa Rica?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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$ 218+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica

Cheap flight deals from Pierre Elliott Trudeau Intl to Costa Rica

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Pierre Elliott Trudeau Intl to Costa Rica
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Mon 26/106:45 a.m. -

1 stop8h 35m

Mon 2/113:10 p.m. -

1 stop8h 20m

Deal found 8/9C$ 407

Fri 30/106:45 a.m. -

2 stops25h 15m

Tue 10/111:35 p.m. -

1 stop9h 55m

Deal found 9/9C$ 408

Mon 26/109:20 p.m. -

1 stop17h 50m

Sat 31/102:10 p.m. -

2 stops18h 53m

Deal found 9/9C$ 409

Wed 28/106:45 a.m. -

1 stop8h 23m

Sun 1/113:10 p.m. -

1 stop8h 20m

Deal found 7/9C$ 411

Mon 9/116:45 a.m. -

1 stop8h 35m

Wed 25/113:10 p.m. -

1 stop19h 20m

Deal found 6/9C$ 412

Mon 26/106:45 a.m. -

1 stop8h 23m

Sat 31/106:50 a.m. -

2 stops40h 40m

Deal found 8/9C$ 414

Tue 3/116:45 a.m. -

1 stop8h 35m

Wed 25/113:10 p.m. -

1 stop19h 20m

Deal found 8/9C$ 415

Tue 3/116:45 a.m. -

1 stop8h 35m

Tue 24/111:35 p.m. -

1 stop9h 55m

Deal found 7/9C$ 416

Wed 4/116:45 a.m. -

1 stop8h 35m

Wed 11/113:10 p.m. -

1 stop8h 20m

Deal found 8/9C$ 419

Wed 2/126:10 p.m. -

1 stop21h 00m

Wed 9/123:10 p.m. -

2 stops17h 53m

Deal found 6/9C$ 421

Mon 26/1011:10 p.m. -

1 stop11h 40m

Tue 3/111:55 a.m. -

1 stop17h 50m

Deal found 8/9C$ 538

Sun 25/1011:10 p.m. -

1 stop11h 40m

Sat 31/109:30 a.m. -

1 stop10h 15m

Deal found 8/9C$ 539

Best flights from Pierre Elliott Trudeau Intl to Costa Rica
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Fri 15/16:55 p.m. -

Nonstop6h 00m

Sun 24/11:15 a.m. -

Nonstop5h 40m

Deal found 7/9C$ 652

Tue 23/24:45 p.m. -

1 stop20h 30m

Tue 2/38:45 a.m. -

2 stops11h 55m

Deal found 7/9C$ 710

Sun 14/22:15 p.m. -

1 stop9h 40m

Sun 28/211:55 p.m. -

2 stops17h 50m

Deal found 7/9C$ 796

Sun 14/26:55 p.m. -

Nonstop6h 00m

Thu 18/21:10 a.m. -

1 stop22h 25m

Deal found 6/9C$ 663

Sun 1/119:15 a.m. -

2 stops27h 10m

Wed 11/112:25 p.m. -

2 stops22h 03m

Deal found 7/9C$ 710

Sat 23/16:45 a.m. -

1 stop18h 05m

Wed 3/21:15 a.m. -

Nonstop5h 40m

Deal found 8/9C$ 665

Tue 2/24:45 p.m. -

1 stop20h 30m

Tue 2/312:35 p.m. -

2 stops25h 27m

Deal found 10/9C$ 713

Wed 3/26:00 a.m. -

2 stops15h 39m

Wed 17/211:28 p.m. -

1 stop12h 42m

Deal found 8/9C$ 722

Fri 22/16:55 p.m. -

Nonstop6h 00m

Sun 31/11:15 a.m. -

Nonstop5h 40m

Deal found 10/9C$ 772

Tue 5/16:00 a.m. -

2 stops30h 44m

Tue 2/22:20 p.m. -

2 stops22h 40m

Deal found 6/9C$ 743

Sun 15/117:00 a.m. -

1 stop29h 44m

Tue 15/125:20 p.m. -

2 stops20h 41m

Deal found 6/9C$ 743

Tue 8/126:10 a.m. -

2 stops30h 34m

Thu 24/125:20 p.m. -

1 stop27h 22m

Deal found 6/9C$ 743

Mon 4/13:00 p.m. -

2 stops22h 56m

Thu 4/25:15 p.m. -

1 stop27h 25m

Deal found 8/9C$ 744

Sun 10/17:00 a.m. -

1 stop29h 44m

Sun 24/18:35 a.m. -

2 stops28h 25m

Deal found 8/9C$ 769

Sun 6/127:00 a.m. -

1 stop29h 44m

Sun 13/128:45 a.m. -

2 stops35h 16m

Deal found 5/9C$ 769

Sun 10/13:00 p.m. -

2 stops23h 10m

Sun 17/18:35 a.m. -

2 stops36h 05m

Deal found 5/9C$ 769

Fri 6/113:00 p.m. -

2 stops22h 56m

Fri 13/115:20 p.m. -

2 stops26h 57m

Deal found 9/9C$ 771

Wed 20/16:00 a.m. -

1 stop31h 55m

Wed 27/12:06 p.m. -

2 stops22h 04m

Deal found 7/9C$ 789

Sat 31/106:00 a.m. -

2 stops14h 37m

Sat 7/112:20 p.m. -

2 stops28h 28m

Deal found 5/9C$ 794

Tue 2/22:20 p.m. -

2 stops22h 24m

Tue 16/28:35 a.m. -

2 stops27h 35m

Deal found 9/9C$ 820

Sat 13/29:30 a.m. -

2 stops27h 45m

Sat 27/28:45 a.m. -

2 stops27h 25m

Deal found 10/9C$ 837

Fri 23/104:55 p.m. -

2 stops21h 26m

Sun 1/1111:28 p.m. -

1 stop13h 00m

Deal found 9/9C$ 837

Find flight deals from Pierre Elliott Trudeau Intl to Costa Rica

Round-trip from	C$ 407
One-way from	C$ 218
Popular in	February
Cheapest in	September
Average price	C$ 557
Good round-trip deal	C$ 649 or less
Good one-way deal	C$ 339 or less

WestJet
26/10-2/11
2 total stops
16h 55m total
Montreal to Costa Rica

Search Deals

WestJet
29/10-31/12
2 total stops
49h 15m total
Montreal to Costa Rica

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (C$ 95 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 22 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Costa Rica.

Search Deals

Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Costa Rica.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

6:45 a.m.-6:00 a.m.

2 stops49h 15m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 230

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

6:45 a.m.-1:08 p.m.

1 stop8h 23m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 247

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Mon 2/11

6:45 a.m.-4:58 p.m.

1 stop11h 13m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 277

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 16/12

6:45 a.m.-2:20 p.m.

1 stop8h 35m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 290

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Mon 30/11

5:55 p.m.-2:08 p.m.

2 stops21h 13m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 312

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

3:45 p.m.-1:47 p.m.

1 stop24h 02m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 316

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

5:25 p.m.-4:05 p.m.

1 stop24h 40m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 327

Quickest round-trip

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 25/10

11:35 a.m.-3:35 p.m.

Nonstop6h 00m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 336

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Thu 18/2

8:00 p.m.-7:00 a.m.

2 stops36h 00m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 343

MontrealLiberia

YUL Montreal Pierre Elliott Trudeau Intl - LIR Liberia

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

6:45 a.m.-2:08 p.m.

1 stop8h 23m

Liberia

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 363

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 46 resultsSorted by cheapest first

...

Best time to book a flight from Pierre Elliott Trudeau Intl to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Pierre Elliott Trudeau Intl with our price prediction graph.

YUL-LIR

YUL-SJO

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 Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica

YUL-CR0

YUL-LIR

YUL-SJO

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica (average of C$ 532). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica in December is currently the most expensive (average of C$ 904). 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 YUL to CR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica as you normally would.

How often are flights from Montreal to Costa Rica delayed?

About 20% of weekly flights between Montreal and Costa Rica have experienced delays in the past year, with the average delay time being 135 minutes.

What is the most punctual flight time for Montreal to Costa Rica flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Montreal to Costa Rica flights?

Over the past year, Air Transat has had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

Booking 12 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Costa Rica

See what other customers who have flown with Porter Airlines,Air Transat, andWestJet from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

460 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Porter Airlines

8.0

Very good

460 reviews

Porter Airlines

8.0

Very good

460 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Transat

7.7

Good

578 reviews

Porter Airlines

8.0

Very good

460 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,445 reviews

Porter Airlines

8.0

Very good

460 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,609 reviews

Porter Airlines

8.0

Very good

460 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Avianca

6.5

Okay

2,553 reviews

Porter Airlines

8.0

Very good

460 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Related info for your journey

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?
A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica can take about 6h. Air Transat provides one of the quickest options available for as low as C$ 652. There are 4065 km between Montreal Pierre Elliott Trudeau Intl Airport 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 Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica one-way?
For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 207. Users have also found prices from C$ 228 and C$ 230 on Air Canada and Avianca, respectively.
What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?
Consider Air Transat (61%), Air Canada Rouge (43%) or Air Canada (31%) when booking your flight. These represent the most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica.
What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?
The cheapest flight price from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica is C$ 308. On average you can expect to pay C$ 573. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Liberia), can usually be booked for C$ 385.
Can I find deals for flights from Pierre Elliott Trudeau Intl to Costa Rica that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Costa Rica?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Costa Rica.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Costa Rica?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?
Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica (average of C$ 532). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica in December is currently the most expensive (average of C$ 904). 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

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Top 8 airlines flying from Pierre Elliott Trudeau Intl to Costa Rica

Airline	Cheapest	Average	Flexibility	On-time
Copa Airlines	CheapestC$ 197	AverageC$ 705	FlexibilityNo cancel fee	On-time70%	Search Copa Airlines flights
Air Canada	CheapestC$ 268	AverageC$ 657	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air Transat	CheapestC$ 323	AverageC$ 759	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
American Airlines	CheapestC$ 334	AverageC$ 715	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 346	AverageC$ 561	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 395	AverageC$ 610	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 407	AverageC$ 604	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Avianca	CheapestC$ 415	AverageC$ 612	FlexibilityNo cancel fee	On-time71%	Search Avianca flights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Costa Rica?

Cheapflights makes it easy to find Pierre Elliott Trudeau Intl to Costa Rica 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 Pierre Elliott Trudeau Intl to Costa Rica?

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 Pierre Elliott Trudeau Intl to Costa Rica.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Costa Rica with no change fees?

Certainly. Search results for flights to Costa Rica from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl to Costa Rica 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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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica from C$ 218

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pierre Elliott Trudeau Intl to Costa Rica

Cheapest flights from Pierre Elliott Trudeau Intl to Costa RicaExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Pierre Elliott Trudeau Intl to Costa RicaDiscover carefully curated flight deals from Pierre Elliott Trudeau Intl to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Direct flights from Pierre Elliott Trudeau Intl to Costa RicaExplore direct flight options from Pierre Elliott Trudeau Intl to Costa Rica based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2026.

Explore direct flight options from Pierre Elliott Trudeau Intl to Costa Rica based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Costa RicaDiscover last-minute flight deals from Pierre Elliott Trudeau Intl to Costa Rica. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Costa Rica. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Costa RicaSearch for one-way flight options from Pierre Elliott Trudeau Intl to Costa Rica. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Pierre Elliott Trudeau Intl to Costa Rica. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Find flight deals from Pierre Elliott Trudeau Intl to Costa Rica

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica that are best for you.

Best time to book a flight from Pierre Elliott Trudeau Intl to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Pierre Elliott Trudeau Intl with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

What is the cheapest time of day to fly from YUL to CR?

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 10 September 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica as you normally would.

How often are flights from Montreal to Costa Rica delayed?

About 20% of weekly flights between Montreal and Costa Rica have experienced delays in the past year, with the average delay time being 135 minutes.

What is the most punctual flight time for Montreal to Costa Rica flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Montreal to Costa Rica flights?

Over the past year, Air Transat has had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

Booking 12 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Costa Rica

See what other customers who have flown with Porter Airlines,Air Transat, andWestJet from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica one-way?

What are the most reliable airlines from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

What are the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

Can I find deals for flights from Pierre Elliott Trudeau Intl to Costa Rica that include hotel bookings?

How can I find direct flights from Pierre Elliott Trudeau Intl to Costa Rica?

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Costa Rica?

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?

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 Pierre Elliott Trudeau Intl to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Pierre Elliott Trudeau Intl to Costa Rica by cabin class

Find flights from Pierre Elliott Trudeau Intl to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Pierre Elliott Trudeau Intl and Costa Rica flights

Browse other Pierre Elliott Trudeau Intl and Costa Rica flight options. Last updated on 10 September 2026.

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Top 8 airlines flying from Pierre Elliott Trudeau Intl to Costa Rica

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Cheapest flights from Pierre Elliott Trudeau Intl to Costa Rica
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Pierre Elliott Trudeau Intl to Costa Rica
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Direct flights from Pierre Elliott Trudeau Intl to Costa Rica
Explore direct flight options from Pierre Elliott Trudeau Intl to Costa Rica based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 September 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to Costa Rica
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Costa Rica. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to Costa Rica
Search for one-way flight options from Pierre Elliott Trudeau Intl to Costa Rica. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.