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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Montreal to Costa Rica?

United Airlines and Avianca are the most popular carriers operating from Montreal to Costa Rica

How many flights depart from Montreal to Costa Rica on average per week?

As of December 2025, 5 flights take off from Montreal and land in Costa Rica each week. The most common flight departure day for this route is Tue, with 40% of weekly flights taking off on this day.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

How often are flights from Montreal to Costa Rica delayed?

Historically, on average around 18% of flights between Montreal and Costa Rica have experienced a delay on any given week. The average delay length over the past 12 months has been 153 minutes.

Which airlines fly to Costa Rica?

Air Transat, Air Canada and Avianca are the top three most popular airlines that fly to Costa Rica from Montreal according to our data. Air Transat is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 10 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

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

According to our data, Air Transat has had the least delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Montreal to Costa Rica?

Prices for flights from Montreal to Costa Rica were last updated today.

How many operators does momondo search for flights from Montreal to Costa Rica?

The number of operators available for flights from Montreal to Costa Rica is 10 as of December 2025.

How old do you have to be to fly from Montreal to Costa Rica?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 218 Cheap Flights from Montreal to Costa Rica in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Montreal to Costa Rica

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 p.m. - 8:50 a.m.YUL-SJO

11h 50m1 stop

1:45 a.m. - 8:35 p.m.SJO-YUL

17h 50m1 stop

C$ 410Avianca

Find Deal

Wed, 28 Jan - Tue, 10 Feb

10:00 p.m. - 3:20 p.m.YUL-SJO

18h 20m1 stop

1:40 a.m. - 10:05 p.m.SJO-YUL

18h 25m1 stop

C$ 411Avianca

Find Deal

Wed, 21 Jan - Sun, 12 Apr

3:00 p.m. - 11:40 p.m.YUL-SJO

9h 40m1 stop

1:45 a.m. - 8:35 p.m.SJO-YUL

17h 50m1 stop

C$ 413Avianca

Find Deal

Sat, 24 Jan - Sun, 1 Feb

4:45 p.m. - 11:55 a.m.YUL-LIR

20h 10m1 stop

11:35 a.m. - 2:00 p.m.LIR-YUL

24h 25m2 stops

C$ 425United Airlines

Find Deal

Sat, 7 Mar - Mon, 16 Mar

6:00 a.m. - 6:37 p.m.YUL-LIR

13h 37m2 stops

2:20 p.m. - 2:00 p.m.LIR-YUL

22h 40m2 stops

C$ 427United Airlines

Find Deal

Sun, 18 Jan - Fri, 30 Jan

7:25 p.m. - 2:00 p.m.YUL-LIR

44h 35m2 stops

1:55 p.m. - 12:35 a.m.LIR-YUL

8h 40m1 stop

C$ 431Multiple Airlines

Find Deal

Thu, 19 Mar - Thu, 26 Mar

6:45 a.m. - 2:00 p.m.YUL-LIR

9h 15m1 stop

2:35 p.m. - 4:55 p.m.LIR-YUL

24h 20m1 stop

C$ 432Air Transat

Find Deal

Wed, 25 Mar - Wed, 1 Apr

11:25 a.m. - 3:25 p.m.YUL-LIR

6h 00mdirect

2:35 p.m. - 4:55 p.m.LIR-YUL

24h 20m1 stop

C$ 434Air Transat

Find Deal

Wed, 1 Apr - Wed, 15 Apr

6:55 p.m. - 2:00 p.m.YUL-LIR

21h 05m2 stops

3:00 p.m. - 1:00 p.m.LIR-YUL

20h 00m2 stops

C$ 438Porter Airlines

Find Deal

Wed, 25 Mar - Tue, 7 Apr

7:20 p.m. - 3:25 p.m.YUL-LIR

21h 05m1 stop

4:00 p.m. - 9:40 a.m.LIR-YUL

16h 40m2 stops

C$ 439Multiple Airlines

Find Deal

Sat, 3 Jan - Wed, 14 Jan

Avianca flights from Montreal to Costa Rica

Our best Avianca deals on Montreal to Costa Rica flight tickets

Avianca

28 Jan

YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl

11h 50m

1 stop

SJO8:50 a.m.San José Juan Santamaria Intl

10 Feb

SJO1:45 a.m.San José Juan Santamaria Intl

17h 50m

1 stop

YUL8:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 410

Find similar

Avianca

21 Jan

YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl

11h 50m

1 stop

SJO8:50 a.m.San José Juan Santamaria Intl

3 Feb

SJO1:45 a.m.San José Juan Santamaria Intl

17h 50m

1 stop

YUL8:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 411

Find similar

Avianca

24 Jan

YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl

9h 40m

1 stop

SJO11:40 p.m.San José Juan Santamaria Intl

1 Feb

SJO1:45 a.m.San José Juan Santamaria Intl

17h 50m

1 stop

YUL8:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 413

Find similar

Air Canada flights from Montreal to Costa Rica

Our best Air Canada deals on Montreal to Costa Rica flight tickets

Air Canada

8 Dec

YUL8:50 a.m.Montreal Pierre Elliott Trudeau Intl

15h 05m

2 stops

SJO10:55 p.m.San José Juan Santamaria Intl

15 Dec

SJO8:50 a.m.San José Juan Santamaria Intl

5h 40m

YUL3:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 423

Find similar

Air Canada

7 Dec

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

5h 55m

SJO11:15 p.m.San José Juan Santamaria Intl

17 Dec

SJO8:50 a.m.San José Juan Santamaria Intl

5h 40m

YUL3:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 427

Find similar

Air Canada

7 Dec

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

5h 55m

SJO11:15 p.m.San José Juan Santamaria Intl

15 Dec

SJO8:50 a.m.San José Juan Santamaria Intl

5h 40m

YUL3:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 430

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

10:00 p.m.-8:50 a.m.

1 stop11h 50m

San José Juan Santamaria Intl

Tue 10/2

1:45 a.m.-8:35 p.m.

1 stop17h 50m

C$ 410

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

10:00 p.m.-3:20 p.m.

1 stop18h 20m

San José Juan Santamaria Intl

Sun 12/4

1:40 a.m.-10:05 p.m.

1 stop18h 25m

C$ 411

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 24/1

3:00 p.m.-11:40 p.m.

1 stop9h 40m

San José Juan Santamaria Intl

Sun 1/2

1:45 a.m.-8:35 p.m.

1 stop17h 50m

C$ 413

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 7/3

4:45 p.m.-11:55 a.m.

1 stop20h 10m

Liberia

Mon 16/3

11:35 a.m.-2:00 p.m.

2 stops24h 25m

C$ 425

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

6:00 a.m.-6:37 p.m.

2 stops13h 37m

Liberia

Fri 30/1

2:20 p.m.-2:00 p.m.

2 stops22h 40m

C$ 427

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Thu 19/3

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

2 stops44h 35m

Liberia

Thu 26/3

1:55 p.m.-12:35 a.m.

1 stop8h 40m

C$ 431

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

6:45 a.m.-2:00 p.m.

1 stop9h 15m

Liberia

Wed 1/4

2:35 p.m.-4:55 p.m.

1 stop24h 20m

C$ 432

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 1/4

11:25 a.m.-3:25 p.m.

Nonstop6h 00m

Liberia

Wed 15/4

2:35 p.m.-4:55 p.m.

1 stop24h 20m

C$ 434

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

6:55 p.m.-2:00 p.m.

2 stops21h 05m

Liberia

Tue 7/4

3:00 p.m.-1:00 p.m.

2 stops20h 00m

C$ 438

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 3/1

7:20 p.m.-3:25 p.m.

1 stop21h 05m

Liberia

Wed 14/1

4:00 p.m.-9:40 a.m.

2 stops16h 40m

C$ 439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Montreal is in September. Flight prices, which tend to average around C$ 532, are often lower during this time because this is during the off-season. If you don’t want to visit Costa Rica in September, then you should wait until October to fly from Montreal, when ticket prices are also cheap, with an average price of C$ 613.

What is the cheapest day to depart on your flight to Costa Rica?

Our data shows that Monday is the least expensive day to fly to Costa Rica. Tickets to fly out on this day can be as low as C$ 727. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Costa Rica on Friday is C$ 856.

What is the cheapest time of day to depart on your flight to Costa Rica?

Our most recent data shows that the best time of day to fly to Costa Rica is at noon. Flights from Montreal to Costa Rica during this time can be as low as C$ 456. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 816 on average. Flights to Costa Rica from Montreal in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Montreal to Costa Rica flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to San José Juan Santamaria Intl for the best Montreal - Costa Rica flight prices

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around C$ 747 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Montreal for as low as C$ 693 on momondo.

What cabin class options are available on Montreal to Costa Rica flights?

There are 3 cabin classes available to choose from on Montreal to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Montreal to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Costa Rica

Best price found	C$ 251
Fastest flight time	5h 45m
Direct flights	Mon, Tue, Wed, Thu and Sat
Airports in Costa Rica	1 airport

The best one-way flight to Costa Rica from Montreal in the past 72 hours is C$ 251. The best round-trip flight deal from Montreal to Costa Rica found on momondo in the last 72 hours is C$ 489.

The fastest flight from Montreal to Costa Rica takes 5h 45m

Direct flights go from Montreal to Costa Rica on Monday, Tuesday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights.

There is 1 airport near Costa Rica: San José Juan Santamaria Intl (SJO)

Search flight deals

When did momondo last update prices for flights from Montreal to Costa Rica?
Prices for flights from Montreal to Costa Rica were last updated today.
How many operators does momondo search for flights from Montreal to Costa Rica?
The number of operators available for flights from Montreal to Costa Rica is 10 as of December 2025.
How old do you have to be to fly from Montreal to Costa Rica?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Montreal to Costa Rica?
momondo data reveals that the most frequently booked plane model on the route from Montreal to Costa Rica is Airbus A321neo, representing 54.64% of all bookings. The subsequent popular models are Airbus A330-200 at 15.88%, Boeing 737 MAX 8 at 14.72%, and Airbus A330-300 at 9.61%.

Best airlines flying from Montreal to Costa Rica

Compare and see reviews for airlines that fly from Montreal to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 350	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
Air Canada	PriceFrom C$ 353	Free Cancellation	Rating 7.1 10,497 reviews	Search Air Canada flights
Air Transat	PriceFrom C$ 359	Free Cancellation	Rating 7.8 480 reviews	Search Air Transat flights
American Airlines	PriceFrom C$ 370	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 410	Free Cancellation	Rating 7.4 9,064 reviews	Search United Airlines flights
Avianca	PriceFrom C$ 411	Free Cancellation	Rating 6.6 2,478 reviews	Search Avianca flights
Copa Airlines	PriceFrom C$ 434	Free Cancellation	Rating 7.6 1,558 reviews	Search Copa Airlines flights
WestJet	PriceFrom C$ 481	Free Cancellation	Rating 7.2 3,190 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 483	Free Cancellation	Rating 8.0 394 reviews	Search Porter Airlines flights
WestJet Encore	PriceFrom C$ 916	Free Cancellation	Rating 0.0	Search WestJet Encore flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Costa Rica?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Costa Rica for you.

Can I find flights from Montreal to Costa Rica with flexible booking policies on momondo?

Yes. All flights to Costa Rica from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Costa Rica?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to Costa Rica.

I’m not ready to book a flight from Montreal to Costa Rica right now. Can momondo alert me if prices change?

Price alerts on flights to Costa Rica from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 2/1

Fri 9/1

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Popular Cities in Costa Rica

Flights to Liberiafrom C$ 246

Flights to San Joséfrom C$ 399

Montreal flight routes

Flights from Montreal Pierre Elliott Trudeau Intl to Calgary

Flights from Montreal Pierre Elliott Trudeau Intl to Toronto Island

Flights from Montreal Pierre Elliott Trudeau Intl to Vancouver Intl

Flights from Montreal Pierre Elliott Trudeau Intl to Moncton Intl

Flights from Montreal Pierre Elliott Trudeau Intl to Toronto Pearson Intl

Flights from Montreal Pierre Elliott Trudeau Intl to Halifax Intl

Cheap flights from Montreal to Costa Rica from C$ 218

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Costa Rica departing on 25/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Montreal to Costa Rica

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Avianca flights from Montreal to Costa Rica

Our best Avianca deals on Montreal to Costa Rica flight tickets

Air Canada flights from Montreal to Costa Rica

Our best Air Canada deals on Montreal to Costa Rica flight tickets

momondo Fare Finder

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

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Montreal to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Costa Rica?

What is the cheapest day to depart on your flight to Costa Rica?

What is the cheapest time of day to depart on your flight to Costa Rica?

What is the cheapest Montreal to Costa Rica flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to San José Juan Santamaria Intl for the best Montreal - Costa Rica flight prices

How far in advance should I book a flight to Costa Rica?

What cabin class options are available on Montreal to Costa Rica flights?

There are 3 cabin classes available to choose from on Montreal to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Montreal to Costa Rica?

United Airlines and Avianca are the most popular carriers operating from Montreal to Costa Rica

Which airlines fly to Costa Rica?

How often are flights from Montreal to Costa Rica delayed?

Historically, on average around 18% of flights between Montreal and Costa Rica have experienced a delay on any given week. The average delay length over the past 12 months has been 153 minutes.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Air Transat has had the least delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

How many flights depart from Montreal to Costa Rica on average per week?

As of December 2025, 5 flights take off from Montreal and land in Costa Rica each week. The most common flight departure day for this route is Tue, with 40% of weekly flights taking off on this day.

Cheap Montreal to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Costa Rica

Best price found

Fastest flight time

Direct flights

Airports in Costa Rica

When did momondo last update prices for flights from Montreal to Costa Rica?

How many operators does momondo search for flights from Montreal to Costa Rica?

How old do you have to be to fly from Montreal to Costa Rica?

What documentation or ID do you need to fly to Costa Rica?

What is the most popular plane model from Montreal to Costa Rica?

Best airlines flying from Montreal to Costa Rica

Compare and see reviews for airlines that fly from Montreal to Costa Rica with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Costa Rica?

Can I find flights from Montreal to Costa Rica with flexible booking policies on momondo?

How can momondo help me find flights from Montreal to Costa Rica?

I’m not ready to book a flight from Montreal to Costa Rica right now. Can momondo alert me if prices change?

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular Cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo