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 8% of their flights experiencing any sort of delay.

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

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

How often are flights from Montreal to Costa Rica delayed?

Historically, on average around 19% 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 148 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 41% 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.

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

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

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

As of January 2026, 10 flights take off from Montreal and land in Costa Rica each week. The most common flight departure day for this route is Wed, with 30% of weekly flights taking off on this day.

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.

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

The number of flights available between Montreal and Costa Rica is 1 per day as of January 2026. The most frequent departure time is 6:00p.m., with 71% of daily flights leaving in the evening.

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 January 2026.

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$ 191 Cheap Flights from Montreal to Costa Rica in 2026

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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.

11:00 p.m. - 3:20 p.m.

YUL

SJO

18h 20m

1 stop

9:25 a.m. - 9:35 p.m.

SJO

YUL

10h 10m

1 stop

C$ 410Avianca

Wed, 18 Mar - Tue, 31 Mar

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

YUL

SJO

11h 50m

1 stop

9:25 a.m. - 9:35 p.m.

SJO

YUL

10h 10m

1 stop

C$ 415Avianca

Sat, 25 Apr - Sat, 2 May

6:55 p.m. - 11:55 p.m.

YUL

SJO

6h 00mdirect

1:15 a.m. - 7:55 a.m.

SJO

YUL

5h 40mdirect

C$ 417Air Transat

Sun, 8 Feb - Fri, 13 Feb

11:25 p.m. - 2:05 p.m.

YUL

SJO

16h 40m

1 stop

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

SJO

YUL

9h 55m

1 stop

C$ 418Avianca

Sun, 29 Mar - Wed, 22 Apr

6:55 p.m. - 11:55 p.m.

YUL

SJO

6h 00mdirect

1:15 a.m. - 7:55 a.m.

SJO

YUL

5h 40mdirect

C$ 419Air Transat

Sun, 8 Feb - Mon, 16 Feb

4:45 p.m. - 12:56 p.m.

YUL

SJO

21h 11m

1 stop

2:30 p.m. - 3:16 p.m.

SJO

YUL

23h 46m

1 stop

C$ 426United Airlines

Sat, 7 Feb - Sat, 14 Feb

4:45 p.m. - 1:10 p.m.

YUL

LIR

21h 25m

2 stops

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

LIR

YUL

22h 40m

2 stops

C$ 430United Airlines

Sat, 14 Feb - Fri, 20 Feb

5:25 p.m. - 2:15 p.m.

YUL

LIR

22h 50m

1 stop

3:15 p.m. - 10:45 a.m.

LIR

YUL

17h 30m

2 stops

C$ 434Porter Airlines

Wed, 25 Mar - Wed, 1 Apr

6:45 a.m. - 12:50 p.m.

YUL

LIR

8h 05m

1 stop

2:20 p.m. - 12:38 a.m.

LIR

YUL

8h 18m

1 stop

C$ 436Multiple Airlines

Fri, 10 Apr - Tue, 21 Apr

6:45 a.m. - 12:50 p.m.

YUL

LIR

8h 05m

1 stop

2:20 p.m. - 12:38 a.m.

LIR

YUL

8h 18m

1 stop

C$ 437Multiple Airlines

Fri, 10 Apr - Thu, 23 Apr

Avianca flights from Montreal to Costa Rica

Our best Avianca deals on Montreal to Costa Rica flight tickets

Avianca

18 Mar

YUL11:00 p.m.Montreal Pierre Elliott Trudeau Intl

18h 20m

1 stop

SJO3:20 p.m.San José Juan Santamaria Intl

31 Mar

SJO9:25 a.m.San José Juan Santamaria Intl

10h 10m

1 stop

YUL9:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 410

Avianca

25 Apr

YUL11:00 p.m.Montreal Pierre Elliott Trudeau Intl

11h 50m

1 stop

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

2 May

SJO9:25 a.m.San José Juan Santamaria Intl

10h 10m

1 stop

YUL9:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 415

Avianca

18 Feb

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

18h 20m

1 stop

SJO3:20 p.m.San José Juan Santamaria Intl

24 Feb

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

17h 50m

1 stop

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

C$ 419

Air Transat flights from Montreal to Costa Rica

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

Air Transat

8 Feb

YUL6:55 p.m.Montreal Pierre Elliott Trudeau Intl

6h 00m

SJO11:55 p.m.San José Juan Santamaria Intl

13 Feb

SJO1:15 a.m.San José Juan Santamaria Intl

5h 40m

YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 417

Air Transat

8 Feb

YUL6:55 p.m.Montreal Pierre Elliott Trudeau Intl

6h 00m

SJO11:55 p.m.San José Juan Santamaria Intl

13 Feb

SJO1:15 a.m.San José Juan Santamaria Intl

5h 40m

YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 418

Air Transat

8 Feb

YUL6:55 p.m.Montreal Pierre Elliott Trudeau Intl

6h 00m

SJO11:55 p.m.San José Juan Santamaria Intl

13 Feb

SJO1:15 a.m.San José Juan Santamaria Intl

5h 40m

YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 433

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

11:00 p.m.-3:20 p.m.

1 stop18h 20m

San José Juan Santamaria Intl

Tue 31/3

9:25 a.m.-9:35 p.m.

1 stop10h 10m

C$ 410

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

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

1 stop11h 50m

San José Juan Santamaria Intl

Sat 2/5

9:25 a.m.-9:35 p.m.

1 stop10h 10m

C$ 415

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:55 p.m.-11:55 p.m.

Nonstop6h 00m

San José Juan Santamaria Intl

Fri 13/2

1:15 a.m.-7:55 a.m.

Nonstop5h 40m

C$ 417

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

11:25 p.m.-2:05 p.m.

1 stop16h 40m

San José Juan Santamaria Intl

Wed 22/4

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

1 stop9h 55m

C$ 418

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

6:55 p.m.-11:55 p.m.

Nonstop6h 00m

San José Juan Santamaria Intl

Mon 16/2

1:15 a.m.-7:55 a.m.

Nonstop5h 40m

C$ 419

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

4:45 p.m.-12:56 p.m.

1 stop21h 11m

San José Juan Santamaria Intl

Sat 14/2

2:30 p.m.-3:16 p.m.

1 stop23h 46m

C$ 426

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 14/2

4:45 p.m.-1:10 p.m.

2 stops21h 25m

Liberia

Fri 20/2

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

2 stops22h 40m

C$ 430

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

5:25 p.m.-2:15 p.m.

1 stop22h 50m

Liberia

Wed 1/4

3:15 p.m.-10:45 a.m.

2 stops17h 30m

C$ 434

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

6:45 a.m.-12:50 p.m.

1 stop8h 05m

Liberia

Tue 21/4

2:20 p.m.-12:38 a.m.

1 stop8h 18m

C$ 436

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

6:45 a.m.-12:50 p.m.

1 stop8h 05m

Liberia

Thu 23/4

2:20 p.m.-12:38 a.m.

1 stop8h 18m

C$ 437

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$ 516, 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$ 595.

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$ 686. 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$ 831.

What is the cheapest Montreal to Costa Rica flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Liberia 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$ 713 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$ 643 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.

Can stopping save me money on Montreal to Costa Rica flights?

You could potentially save up to 4% on your flight if you consider stops on a Montreal to Costa Rica flight.

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$ 243
Fastest flight time	5h 45m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sat
Airports in Costa Rica	40 airports

The best one-way flight to Costa Rica from Montreal in the past 72 hours is C$ 243. The best round-trip flight deal from Montreal to Costa Rica found on momondo in the last 72 hours is C$ 454.

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

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

There are 40 airports in Costa Rica. From Montreal there are direct flights to 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 January 2026.
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 56.24% of all bookings. The subsequent popular models are Airbus A330-200 at 17.50%, Boeing 737 MAX 8 at 13.56%, and Airbus A330-300 at 7.61%.

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
Air Canada	PriceFrom C$ 266	Free Cancellation	Rating 7.1 10,667 reviews	Search Air Canada flights
Air Transat	PriceFrom C$ 289	Free Cancellation	Rating 7.7 501 reviews	Search Air Transat flights
American Airlines	PriceFrom C$ 329	Free Cancellation	Rating 7.2 11,206 reviews	Search American Airlines flights
Copa Airlines	PriceFrom C$ 336	Free Cancellation	Rating 7.5 1,560 reviews	Search Copa Airlines flights
Delta	PriceFrom C$ 337	Free Cancellation	Rating 7.9 8,127 reviews	Search Delta flights
Avianca	PriceFrom C$ 338	Free Cancellation	Rating 6.6 2,492 reviews	Search Avianca flights
United Airlines	PriceFrom C$ 375	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
Porter Airlines	PriceFrom C$ 401	Free Cancellation	Rating 7.9 412 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 434	Free Cancellation	Rating 7.2 3,253 reviews	Search WestJet flights
WestJet Encore	PriceFrom C$ 889	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.

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Sat 28/2

Sat 7/3

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Popular Cities in Costa Rica

Flights to Liberiafrom C$ 269

Flights to San Joséfrom C$ 421

Montreal flight routes

Flights from Montreal Pierre Elliott Trudeau Intl to Toronto Island

Flights from Montreal Pierre Elliott Trudeau Intl to Calgary

Flights from Montreal Pierre Elliott Trudeau Intl to Toronto Pearson Intl

Flights from Montreal Pierre Elliott Trudeau Intl to Moncton Intl

Flights from Montreal Pierre Elliott Trudeau Intl to Halifax Intl

Flights from Montreal Pierre Elliott Trudeau Intl to Ottawa

Cheap flights from Montreal to Costa Rica from C$ 191

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 7/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

Filter for what you want

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Avianca flights from Montreal to Costa Rica

Our best Avianca deals on Montreal to Costa Rica flight tickets

Air Transat flights from Montreal to Costa Rica

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

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See travel insights to Costa Rica from

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

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 Montreal to Costa Rica flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Liberia 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.

Can stopping save me money on Montreal to Costa Rica flights?

You could potentially save up to 4% on your flight if you consider stops on a Montreal to Costa Rica flight.

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

WestJet and United Airlines 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 19% 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 148 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?

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Monday 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 8% of their flights experiencing any sort of delay.

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

The number of flights available between Montreal and Costa Rica is 1 per day as of January 2026. The most frequent departure time is 6:00p.m., with 71% of daily flights leaving in the evening.

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

As of January 2026, 10 flights take off from Montreal and land in Costa Rica each week. The most common flight departure day for this route is Wed, with 30% 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