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Cheap flights from Montreal to Costa Rica from C$ 228

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SJO
30 Mar — 6 Apr1
1 adult

Cheap flight deals from Montreal to Costa Rica

Keep the following information in mind while searching for Montreal to Costa Rica flight deals. Data was last updated 25 March 2025.

Round-trip from

C$ 463

One-way from

C$ 228

Popular in

December

Cheapest in

November

Average price

C$ 937

Good round-trip deal

C$ 434 or less

Good one-way deal

C$ 228 or less
Avianca
  • Avianca
  • 9/6-17/6
  • 2 total stops
  • 26h 05m total
  • Montreal to Costa Rica
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Air Canada
  • Air Canada
  • 26/4
  • Nonstop
  • 5h 55m total
  • Montreal to Costa Rica
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to Costa Rica.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Costa Rica.
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Find flight deals from Montreal to Costa Rica

Cheapest flights from Montreal to Costa Rica
Explore the most affordable flight options available from Montreal to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Fri 6/611:25 p.m.YUL - SJO
1 stop11h 55mAvianca
Sat 14/65:05 a.m.SJO - YUL
1 stop7h 40mAvianca
Deal found 25/3C$ 461
Tue 29/47:29 a.m.YUL - SJO
1 stop7h 36mAmerican Airlines
Sat 24/511:59 p.m.SJO - YUL
1 stop12h 50mAmerican Airlines
Deal found 24/3C$ 536
Sat 26/47:29 a.m.YUL - LIR
1 stop29h 51mAmerican Airlines
Sat 3/511:49 a.m.LIR - YUL
1 stop25h 36mAmerican Airlines
Deal found 24/3C$ 540
Tue 8/48:29 a.m.YUL - SJO
1 stop9h 54mMultiple Airlines
Wed 16/412:55 a.m.SJO - YUL
1 stop12h 00mMultiple Airlines
Deal found 24/3C$ 552
Sun 6/48:29 a.m.YUL - SJO
1 stop9h 54mCopa Airlines
Tue 15/45:52 p.m.SJO - YUL
1 stop28h 48mCopa Airlines
Deal found 24/3C$ 603
Tue 13/56:00 a.m.YUL - SJO
2 stops15h 37mUnited Airlines
Wed 21/51:30 p.m.SJO - YUL
2 stops19h 10mUnited Airlines
Deal found 24/3C$ 626
Wed 25/611:23 a.m.YUL - LIR
2 stops24h 37mUnited Airlines
Tue 8/71:20 p.m.LIR - YUL
2 stops19h 20mUnited Airlines
Deal found 23/3C$ 633
Tue 13/56:45 a.m.YUL - LIR
1 stop7h 39mWestJet
Tue 20/51:25 p.m.LIR - YUL
1 stop9h 12mWestJet
Deal found 24/3C$ 648
Sun 1/67:30 a.m.YUL - LIR
Nonstop6h 00mAir Transat
Sun 8/612:40 p.m.LIR - YUL
Nonstop5h 30mAir Transat
Deal found 24/3C$ 652
Wed 30/410:00 a.m.YUL - LIR
Nonstop6h 00mMultiple Airlines
Tue 13/51:25 p.m.LIR - YUL
1 stop9h 12mMultiple Airlines
Deal found 24/3C$ 670
Tue 8/45:00 a.m.YUL - SJO
1 stop18h 20mAir Canada
Thu 17/46:15 a.m.SJO - YUL
Nonstop5h 30mAir Canada
Deal found 24/3C$ 678
Fri 7/116:55 p.m.YUL - SJO
Nonstop6h 00mAir Transat
Fri 21/111:15 a.m.SJO - YUL
Nonstop5h 35mAir Transat
Deal found 24/3C$ 702

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from Montreal to Costa Rica that are best for you.

Fly from

Montreal

Fly to

Costa Rica

Route

Depart

Return

Price

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Mon 9/6

11:25 p.m.-9:20 a.m.

1 stop11h 55m

San José Juan Santamaria Intl

Tue 17/6

5:05 a.m.-2:45 p.m.

1 stop7h 40m

C$ 463

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Tue 29/4

7:29 a.m.-1:05 p.m.

1 stop7h 36m

San José Juan Santamaria Intl

Sat 24/5

11:59 p.m.-2:49 p.m.

1 stop12h 50m

C$ 536

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sat 26/4

7:29 a.m.-11:20 a.m.

1 stop29h 51m

Liberia

Sat 3/5

11:49 a.m.-3:25 p.m.

1 stop25h 36m

C$ 540

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 13/4

3:55 p.m.-11:18 a.m.

1 stop21h 23m

San José Juan Santamaria Intl

Tue 22/4

12:55 a.m.-5:40 p.m.

1 stop14h 45m

C$ 552

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Tue 13/5

6:00 a.m.-7:37 p.m.

2 stops15h 37m

San José Juan Santamaria Intl

Wed 21/5

1:30 p.m.-10:40 a.m.

2 stops19h 10m

C$ 626

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 25/6

11:23 a.m.-10:00 a.m.

2 stops24h 37m

Liberia

Tue 8/7

1:20 p.m.-10:40 a.m.

2 stops19h 20m

C$ 633

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Mon 7/4

8:29 a.m.-4:23 p.m.

1 stop9h 54m

San José Juan Santamaria Intl

Thu 17/4

10:05 a.m.-12:40 a.m.

1 stop12h 35m

C$ 639

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Tue 13/5

6:45 a.m.-12:24 p.m.

1 stop7h 39m

Liberia

Tue 20/5

1:25 p.m.-12:37 a.m.

1 stop9h 12m

C$ 648

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Sun 1/6

7:30 a.m.-11:30 a.m.

Nonstop6h 00m

Liberia

Sun 8/6

12:40 p.m.-8:10 p.m.

Nonstop5h 30m

C$ 652

MontrealLiberia

YUL - LIR

YULLIR

Montreal Pierre Elliott Trudeau Intl

Wed 30/4

10:00 a.m.-2:00 p.m.

Nonstop6h 00m

Liberia

Tue 13/5

1:25 p.m.-12:37 a.m.

1 stop9h 12m

C$ 670

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/3

Showing 1-10 of 29 results
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Best time to book a flight from Montreal to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Montreal 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 to Costa Rica

What is the cheapest month to book a flight from Montreal to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Montreal to Costa Rica (average of C$ 486). Flying from Montreal to Costa Rica in December is currently the most expensive (average of C$ 683). 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 YMQ to CR?

Find hourly flight availability from Montreal 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 25 March 2025.

It’s typically best to fly out from Montreal to Costa Rica in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Montreal to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Montreal to Costa Rica. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Montreal to Costa Rica flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Montreal to Costa Rica

Explore weekly flight availability from Montreal to Costa Rica. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 25 March 2025.

The most flights from YMQ to CR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 300.0 mm per month. September is typically the wettest month, when rainfall can reach 300.0 mm. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 mm.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

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 25 March 2025.
Read reviews from past customers who have flown Delta, Air Transat and Copa Airlines from Montreal to Costa Rica. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Copa Airlines
7.6
Good
1,393 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
LATAM Airlines
7.5
Good
1,749 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Nick,Sep 2023

ATL - SYR

Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Montreal to Costa Rica one-way?

    The cheapest airlines for a one-way flight from Montreal to Costa Rica are Air Canada (C$ 228), Air Transat (C$ 229), and WestJet (C$ 289).

  • What are the cheapest flights from Montreal to Costa Rica?

    While on average a flight from Montreal to Costa Rica is generally C$ 634, our data shows the cheapest flight currently is C$ 306. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - San José Juan Santamaria Intl), you can expect to pay C$ 490 for that flight.

  • Can I find deals for flights from Montreal to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Montreal to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Costa Rica?

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

  • Can I find deals for business class flights from Montreal to Costa Rica?

    Yes. Cheapflights offers flight deals from Montreal 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 to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Montreal to Costa Rica (average of C$ 486). Flying from Montreal to Costa Rica in December is currently the most expensive (average of C$ 683). 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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Alternative routes for Montreal to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Montreal to Costa Rica

Discover the top 10 airlines that operate flights from Montreal 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 360AverageC$ 800FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 431AverageC$ 744FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 439AverageC$ 926FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
AviancaCheapestC$ 440AverageC$ 653FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Air CanadaCheapestC$ 451AverageC$ 945FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ArajetCheapestC$ 454AverageC$ 529FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
Copa AirlinesCheapestC$ 549AverageC$ 1,077FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air TransatCheapestC$ 570AverageC$ 916FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 633AverageC$ 777FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
AeromexicoCheapestC$ 702AverageC$ 958FlexibilityNo cancel feeOn-timeN/A
Search Aeromexico 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 Montreal to Costa Rica?

When you search for this flight from Montreal to Costa Rica, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Montreal 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 Montreal to Costa Rica.

Can Cheapflights find flights from Montreal to Costa Rica with no change fees?

Certainly. Search results for flights to Costa Rica from Montreal 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 Montreal 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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