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Cheap flights from Montreal to Costa Rica from C$ 212

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 28/10. 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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Find the cheapest flights from Montreal to Costa Rica

Cheap round-trip flights

Air Canada Logo
9:30 p.m. - 9:55 p.m.YUL-SJO
26h 25m2 stops
Air Canada Logo
8:35 a.m. - 8:49 p.m.SJO-YUL
11h 14m2 stops
C$ 476Air Canada
Find Deal
Wed, 29 Oct - Thu, 6 Nov
Avianca Logo
10:00 p.m. - 8:50 a.m.YUL-SJO
11h 50m1 stop
Avianca Logo
1:40 a.m. - 10:05 p.m.SJO-YUL
18h 25m1 stop
C$ 477Avianca
Find Deal
Wed, 19 Nov - Sat, 18 Apr
Air Canada Logo
9:30 p.m. - 9:55 p.m.YUL-SJO
26h 25m2 stops
Air Canada Logo
8:35 a.m. - 6:39 a.m.SJO-YUL
21h 04m2 stops
C$ 478Air Canada
Find Deal
Wed, 29 Oct - Sat, 8 Nov
Avianca Logo
11:25 p.m. - 2:05 p.m.YUL-SJO
16h 40m1 stop
Avianca Logo
1:55 a.m. - 10:05 p.m.SJO-YUL
18h 10m1 stop
C$ 481Avianca
Find Deal
Sun, 28 Sep - Tue, 7 Oct
Avianca Logo
10:00 p.m. - 3:20 p.m.YUL-SJO
18h 20m1 stop
Avianca Logo
7:55 a.m. - 8:35 p.m.SJO-YUL
11h 40m1 stop
C$ 483Avianca
Find Deal
Sun, 16 Nov - Sun, 30 Nov
Air Transat Logo
6:55 p.m. - 11:55 p.m.YUL-SJO
6h 00mdirect
Air Transat Logo
12:55 a.m. - 7:25 p.m.SJO-YUL
17h 30m1 stop
C$ 491Air Transat
Find Deal
Wed, 19 Nov - Sat, 29 Nov
Air Transat Logo
3:55 p.m. - 11:35 p.m.YUL-SJO
8h 40m1 stop
Air Transat Logo
1:15 a.m. - 7:55 a.m.SJO-YUL
5h 40mdirect
C$ 492Air Transat
Find Deal
Sat, 29 Nov - Wed, 10 Dec
Copa Airlines Logo
8:41 a.m. - 4:34 p.m.YUL-SJO
9h 53m1 stop
Copa Airlines Logo
2:55 p.m. - 12:39 a.m.SJO-YUL
7h 44m1 stop
C$ 494Copa Airlines
Find Deal
Mon, 8 Sep - Mon, 22 Sep
WestJet Logo
6:45 a.m. - 12:21 p.m.YUL-LIR
7h 36m1 stop
WestJet Logo
1:25 p.m. - 12:27 a.m.LIR-YUL
9h 02m1 stop
C$ 538WestJet
Find Deal
Sat, 27 Sep - Wed, 8 Oct
WestJet Logo
6:45 a.m. - 12:21 p.m.YUL-LIR
7h 36m1 stop
WestJet Logo
1:25 p.m. - 12:27 a.m.LIR-YUL
9h 02m1 stop
C$ 553WestJet
Find Deal
Wed, 1 Oct - Sat, 11 Oct

American Airlines flights from Montreal to Costa Rica

Our best American Airlines deals on Montreal to Costa Rica flight tickets
American Airlines
13 Sep
YUL7:50 a.m.Montreal Pierre Elliott Trudeau Intl
13h 52m
2 stops
SJO7:42 p.m.San José Juan Santamaria Intl
17 Sep
SJO6:00 a.m.San José Juan Santamaria Intl
14h 32m
2 stops
YUL10:32 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 531
Find similar
American Airlines
17 Nov
YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl
23h 07m
1 stop
LIR2:07 p.m.Liberia
24 Nov
LIR3:13 p.m.Liberia
22h 51m
1 stop
YUL3:04 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 535
Find similar
American Airlines
1 Nov
YUL5:24 p.m.Montreal Pierre Elliott Trudeau Intl
30h 51m
1 stop
SJO10:15 p.m.San José Juan Santamaria Intl
10 Nov
SJO1:23 p.m.San José Juan Santamaria Intl
23h 23m
1 stop
YUL1:46 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 536
Find similar

Air Canada flights from Montreal to Costa Rica

Our best Air Canada deals on Montreal to Costa Rica flight tickets
Air Canada
29 Oct
YUL9:30 p.m.Montreal Pierre Elliott Trudeau Intl
26h 25m
2 stops
SJO9:55 p.m.San José Juan Santamaria Intl
6 Nov
SJO8:35 a.m.San José Juan Santamaria Intl
11h 14m
2 stops
YUL8:49 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 476
Find similar
Air Canada
29 Oct
YUL9:30 p.m.Montreal Pierre Elliott Trudeau Intl
26h 25m
2 stops
SJO9:55 p.m.San José Juan Santamaria Intl
8 Nov
SJO8:35 a.m.San José Juan Santamaria Intl
21h 04m
2 stops
YUL6:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 478
Find similar
Air Canada
1 Dec
YUL5:10 p.m.Montreal Pierre Elliott Trudeau Intl
30h 45m
1 stop
SJO10:55 p.m.San José Juan Santamaria Intl
7 Dec
SJO9:05 a.m.San José Juan Santamaria Intl
5h 40m
YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 488
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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, momondo users made 96,600 searches. Data last updated 28 August 2025.
Use the filters below to find and compare flights from Montreal to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

9:30 p.m.-9:55 p.m.

2 stops26h 25m

San José Juan Santamaria Intl

Thu 6/11

8:35 a.m.-8:49 p.m.

2 stops11h 14m

C$ 476

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

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

1 stop11h 50m

San José Juan Santamaria Intl

Sat 18/4

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

1 stop18h 25m

C$ 477

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

9:30 p.m.-9:55 p.m.

2 stops26h 25m

San José Juan Santamaria Intl

Sat 8/11

8:35 a.m.-6:39 a.m.

2 stops21h 04m

C$ 478

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 28/9

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

1 stop16h 40m

San José Juan Santamaria Intl

Tue 7/10

1:55 a.m.-10:05 p.m.

1 stop18h 10m

C$ 481

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

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

1 stop18h 20m

San José Juan Santamaria Intl

Sun 30/11

7:55 a.m.-8:35 p.m.

1 stop11h 40m

C$ 482

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

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

Nonstop6h 00m

San José Juan Santamaria Intl

Sat 29/11

12:55 a.m.-7:25 p.m.

1 stop17h 30m

C$ 491

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 29/11

3:55 p.m.-11:35 p.m.

1 stop8h 40m

San José Juan Santamaria Intl

Wed 10/12

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

Nonstop5h 40m

C$ 492

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Mon 8/9

8:41 a.m.-4:34 p.m.

1 stop9h 53m

San José Juan Santamaria Intl

Mon 22/9

2:55 p.m.-12:39 a.m.

1 stop7h 44m

C$ 494

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 27/9

6:45 a.m.-12:21 p.m.

1 stop7h 36m

Liberia

Wed 8/10

1:25 p.m.-12:27 a.m.

1 stop9h 02m

C$ 538

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

6:45 a.m.-12:21 p.m.

1 stop7h 36m

Liberia

Sat 11/10

1:25 p.m.-12:27 a.m.

1 stop9h 02m

C$ 553

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

The cheapest month to fly to Costa Rica from Montreal is in November. Flight prices, which tend to average around C$ 614, are often lower during this time because this is during the off-season. If you don’t want to visit Costa Rica in November, then you should wait until May to fly from Montreal, when ticket prices are also cheap, with an average price of C$ 648.

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

Our data shows that Tuesday is the least expensive day to fly to Costa Rica. Tickets to fly out on this day can be as low as C$ 704. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Costa Rica on Saturday is C$ 1,095.

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$ 743. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 931 on average. Flights to Costa Rica from Montreal in the afternoon 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$ 777 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$ 701 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 1% 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$ 283

Fastest flight time

5h 45m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from Montreal in the past 72 hours is C$ 283. The best round-trip flight deal from Montreal to Costa Rica found on momondo in the last 72 hours is C$ 508.
The fastest flight from Montreal to Costa Rica takes 5h 45m
Direct flights go from Montreal to Costa Rica on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Air Transat.
There are 2 airports near Costa Rica: Liberia (LIR), 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?

  • 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?

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
DeltaPriceFrom C$ 344Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom C$ 371Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
AviancaPriceFrom C$ 396Free CancellationRating
6.7
2,420 reviews
Search Avianca flights
United AirlinesPriceFrom C$ 405Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 407Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 425Free CancellationRating
8.0
351 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 437Free CancellationRating
7.2
3,063 reviews
Search WestJet flights
Air TransatPriceFrom C$ 466Free CancellationRating
7.7
430 reviews
Search Air Transat flights
Copa AirlinesPriceFrom C$ 471Free CancellationRating
7.5
1,517 reviews
Search Copa Airlines flights
WestJet EncorePriceFrom C$ 894Free CancellationRating
8.6
6 reviews
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.

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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
Flights to San José, San José Provincefrom C$ 442
Flights to Liberiafrom C$ 337