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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica from C$ 260

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SJO
24 Jul — 31 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Costa Rica

Enter your travel dates to find the best prices.

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 24 June 2026.

Thu 24/911:00 p.m.
YUL
-
SJO
1 stop18h 25m
Avianca
Tue 29/99:25 a.m.
SJO
-
YUL
1 stop10h 10m
Avianca
Deal found 23/6C$ 548
Tue 17/1110:20 p.m.
YUL
-
SJO
1 stop18h 00m
Avianca
Tue 8/127:50 p.m.
SJO
-
YUL
1 stop16h 50m
Avianca
Deal found 21/6C$ 558
Mon 24/84:15 p.m.
YUL
-
SJO
1 stop9h 25m
Avianca
Thu 3/99:25 a.m.
SJO
-
YUL
1 stop10h 10m
Avianca
Deal found 22/6C$ 566
Wed 30/911:00 p.m.
YUL
-
SJO
1 stop18h 25m
Avianca
Mon 5/101:50 a.m.
SJO
-
YUL
1 stop17h 45m
Avianca
Deal found 20/6C$ 570
Sun 15/1110:00 p.m.
YUL
-
SJO
1 stop18h 20m
Avianca
Mon 23/114:15 p.m.
SJO
-
YUL
1 stop27h 30m
Avianca
Deal found 20/6C$ 572
Sun 1/1110:00 p.m.
YUL
-
SJO
1 stop18h 20m
Avianca
Sun 15/111:45 a.m.
SJO
-
YUL
1 stop17h 50m
Avianca
Deal found 24/6C$ 573
Sat 24/1011:00 p.m.
YUL
-
SJO
1 stop27h 15m
Avianca
Wed 4/114:15 p.m.
SJO
-
YUL
1 stop27h 30m
Avianca
Deal found 22/6C$ 576
Mon 7/911:00 p.m.
YUL
-
SJO
1 stop18h 25m
Avianca
Wed 23/94:00 p.m.
SJO
-
YUL
1 stop27h 35m
Avianca
Deal found 23/6C$ 577
Thu 6/88:35 a.m.
YUL
-
SJO
1 stop25h 44m
Copa Airlines
Thu 20/85:45 a.m.
SJO
-
YUL
1 stop16h 55m
Copa Airlines
Deal found 21/6C$ 579
Wed 24/66:10 a.m.
YUL
-
SJO
2 stops18h 29m
United Airlines
Sun 28/61:25 p.m.
SJO
-
YUL
2 stops23h 15m
United Airlines
Deal found 21/6C$ 583
Wed 19/88:35 a.m.
YUL
-
SJO
1 stop25h 44m
Copa Airlines
Wed 26/810:03 a.m.
SJO
-
YUL
1 stop12h 37m
Copa Airlines
Deal found 22/6C$ 585
Thu 26/116:45 a.m.
YUL
-
LIR
1 stop8h 44m
WestJet
Tue 1/123:20 p.m.
LIR
-
YUL
1 stop8h 13m
WestJet
Deal found 24/6C$ 604

Find flight deals from Pierre Elliott Trudeau Intl to Costa Rica

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Costa Rica flight deals. Data was last updated 24 June 2026.

Round-trip from

C$ 548

One-way from

C$ 260

Popular in

July

Cheapest in

November

Average price

C$ 736

Good round-trip deal

C$ 628 or less

Good one-way deal

C$ 398 or less
Avianca
  • Avianca
  • 24/9-29/9
  • 2 total stops
  • 28h 35m total
  • Montreal to Costa Rica
Search Deals
WestJet
  • WestJet
  • 16/10
  • 1 total stop
  • 7h 40m total
  • Montreal to Costa Rica
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 24 June 2026.
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

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

8:35 a.m.-8:19 a.m.

1 stop25h 44m

San José Juan Santamaria Intl

Wed 26/8

10:03 a.m.-12:40 a.m.

1 stop12h 37m

C$ 585
Quickest round-trip

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 11/12

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

Nonstop6h 00m

Liberia

Fri 18/12

5:55 p.m.-12:25 a.m.

Nonstop5h 30m

C$ 614

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 30/9

11:00 p.m.-8:50 a.m.

1 stop11h 50m

San José Juan Santamaria Intl

Tue 6/10

5:05 a.m.-6:52 p.m.

2 stops11h 47m

C$ 627

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

8:35 a.m.-7:10 a.m.

1 stop24h 35m

San José Juan Santamaria Intl

Thu 27/8

10:03 a.m.-12:40 a.m.

1 stop12h 37m

C$ 655

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

2:20 p.m.-12:21 p.m.

2 stops24h 01m

San José Juan Santamaria Intl

Tue 3/11

2:25 p.m.-1:51 p.m.

2 stops22h 26m

C$ 718

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

8:35 a.m.-7:10 a.m.

1 stop24h 35m

San José Juan Santamaria Intl

Sat 29/8

4:08 a.m.-12:40 a.m.

1 stop18h 32m

C$ 741

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

9:55 p.m.-8:45 a.m.

2 stops12h 50m

San José Juan Santamaria Intl

Mon 7/9

5:25 p.m.-2:40 p.m.

2 stops19h 15m

C$ 742

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

11:00 p.m.-8:50 a.m.

1 stop11h 50m

San José Juan Santamaria Intl

Fri 4/9

1:50 a.m.-9:35 p.m.

1 stop17h 45m

C$ 743

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 14/8

6:30 p.m.-3:05 p.m.

1 stop22h 35m

San José Juan Santamaria Intl

Thu 3/9

1:40 a.m.-9:35 p.m.

1 stop17h 55m

C$ 748

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Tue 10/11

4:45 p.m.-11:44 a.m.

2 stops19h 59m

Liberia

Wed 25/11

5:20 p.m.-3:16 p.m.

2 stops20h 56m

C$ 751

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/6

Showing 1-10 of 41 resultsSorted by cheapest first
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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.
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

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$ 196). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica in August is currently the most expensive (average of C$ 1,710). 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?

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 24 June 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 21% of weekly flights between Montreal and Costa Rica have experienced delays in the past year, with the average delay time being 138 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 Monday 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 15% 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

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated 24 June 2026.
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
439 reviews
Check prices

Crew

8.6

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
8.0
Very good
439 reviews
Porter Airlines
8.0
Very good
439 reviews
Check prices

Crew

8.6

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Transat
7.8
Good
558 reviews
Porter Airlines
8.0
Very good
439 reviews
Check prices

Crew

8.6

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
WestJet
7.2
Good
3,384 reviews
Porter Airlines
8.0
Very good
439 reviews
Check prices

Crew

8.6

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Air Canada
7.1
Good
11,251 reviews
Porter Airlines
8.0
Very good
439 reviews
Check prices

Crew

8.6

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Avianca
6.5
Okay
2,534 reviews
Porter Airlines
8.0
Very good
439 reviews
Check prices

Crew

8.6

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl 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 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. Copa Airlines provides one of the quickest options available for as low as C$ 614. There are 4033 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$ 206. Users have also found prices from C$ 230 and C$ 234 on Avianca and Air Canada, respectively.

  • 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$ 334. On average you can expect to pay C$ 627. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Liberia), can usually be booked for C$ 524.

  • 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$ 196). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica in August is currently the most expensive (average of C$ 1,710). 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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Top 9 airlines flying from Pierre Elliott Trudeau Intl to Costa Rica

Discover the top 9 airlines that operate flights from Pierre Elliott Trudeau Intl 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 24 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 268AverageC$ 653FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Copa AirlinesCheapestC$ 276AverageC$ 861FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air TransatCheapestC$ 325AverageC$ 782FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 356AverageC$ 593FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 357AverageC$ 755FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 407AverageC$ 642FlexibilityNo cancel feeOn-time60%
Search WestJet flights
AviancaCheapestC$ 409AverageC$ 640FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Porter AirlinesCheapestC$ 422AverageC$ 586FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 532AverageC$ 879FlexibilityNo cancel feeOn-timeN/A
Search Delta 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 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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