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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica from C$ 202
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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SJO
16 Oct — 23 Oct1
Cheap 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 16 September 2025.
Find flight deals from Pierre Elliott Trudeau Intl to Costa Rica
Cheapest flights from Pierre Elliott Trudeau Intl to Costa RicaExplore 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 16 September 2025.
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 16 September 2025.
Fri 3/104:40 p.m.YUL - SJO
Nonstop5h 45mAir Canada
Sat 11/107:55 a.m.SJO - YUL
Nonstop5h 50mAir Canada
Deal found 16/9C$ 448
Wed 26/1110:00 p.m.YUL - SJO
1 stop11h 50mAvianca
Thu 4/125:00 a.m.SJO - YUL
1 stop7h 40mAvianca
Deal found 16/9C$ 449
Sun 30/116:20 p.m.YUL - SJO
Nonstop5h 55mAir Canada
Wed 17/128:50 a.m.SJO - YUL
Nonstop5h 40mAir Canada
Deal found 14/9C$ 450
Wed 12/1110:00 p.m.YUL - SJO
1 stop18h 20mAvianca
Sat 22/111:45 a.m.SJO - YUL
1 stop17h 50mAvianca
Deal found 14/9C$ 453
Mon 3/1110:00 p.m.YUL - SJO
1 stop18h 20mAvianca
Sat 15/111:45 a.m.SJO - YUL
1 stop17h 50mAvianca
Deal found 14/9C$ 454
Fri 3/104:40 p.m.YUL - SJO
Nonstop5h 45mAir Canada
Fri 10/108:00 a.m.SJO - YUL
1 stop8h 20mAir Canada
Deal found 14/9C$ 456
Fri 28/119:15 a.m.YUL - SJO
1 stop28h 40mUnited Airlines
Mon 15/128:45 a.m.SJO - YUL
2 stops28h 15mUnited Airlines
Deal found 14/9C$ 457
Tue 11/116:20 p.m.YUL - SJO
Nonstop5h 55mAir Canada
Thu 20/118:35 a.m.SJO - YUL
1 stop9h 18mAir Canada
Deal found 16/9C$ 460
Sun 23/116:20 p.m.YUL - SJO
Nonstop5h 55mAir Canada
Mon 8/128:35 a.m.SJO - YUL
1 stop13h 47mAir Canada
Deal found 14/9C$ 461
Wed 3/1210:30 p.m.YUL - SJO
1 stop25h 25mAir Canada
Mon 15/128:35 a.m.SJO - YUL
2 stops11h 09mAir Canada
Deal found 14/9C$ 464
Sat 27/96:45 a.m.YUL - LIR
1 stop7h 36mWestJet
Wed 8/101:25 p.m.LIR - YUL
1 stop9h 02mWestJet
Deal found 16/9C$ 477
Thu 30/107:00 a.m.YUL - LIR
1 stop8h 45mAir Canada
Sat 8/113:45 p.m.LIR - YUL
2 stops18h 55mAir Canada
Deal found 16/9C$ 478
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 16 September 2025.
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
Pierre Elliott Trudeau Intl
Fly to
Costa Rica
Route
Depart
Return
Price
MontrealSan José
YUL - SJO
YULSJO
Montreal Pierre Elliott Trudeau Intl
Fri 28/11
9:15 a.m.-12:55 p.m.
1 stop28h 40m
San José Juan Santamaria Intl
Sat 6/12
2:30 p.m.-3:16 p.m.
1 stop23h 46m
C$ 457
MontrealSan José
YUL - SJO
YULSJO
Montreal Pierre Elliott Trudeau Intl
Fri 28/11
9:15 a.m.-12:55 p.m.
1 stop28h 40m
San José Juan Santamaria Intl
Fri 12/12
11:28 p.m.-9:17 p.m.
2 stops20h 49m
C$ 457
MontrealSan José
YUL - SJO
YULSJO
Montreal Pierre Elliott Trudeau Intl
Fri 28/11
9:15 a.m.-12:55 p.m.
1 stop28h 40m
San José Juan Santamaria Intl
Tue 9/12
2:20 p.m.-1:28 p.m.
2 stops22h 08m
C$ 457
MontrealLiberia
YUL - LIR
YULLIR
Montreal Pierre Elliott Trudeau Intl
Wed 4/2
4:45 p.m.-12:55 p.m.
1 stop21h 10m
Liberia
Tue 10/2
8:35 a.m.-2:00 p.m.
2 stops28h 25m
C$ 479
MontrealLiberia
YUL - LIR
YULLIR
Montreal Pierre Elliott Trudeau Intl
Sat 1/11
9:15 a.m.-6:37 p.m.
2 stops35h 22m
Liberia
Wed 12/11
2:20 p.m.-1:28 p.m.
2 stops22h 08m
C$ 506
MontrealSan José
YUL - SJO
YULSJO
Montreal Pierre Elliott Trudeau Intl
Sun 25/1
6:55 p.m.-11:55 p.m.
Nonstop6h 00m
San José Juan Santamaria Intl
Tue 10/2
12:55 a.m.-6:25 p.m.
1 stop16h 30m
C$ 507
MontrealLiberia
YUL - LIR
YULLIR
Montreal Pierre Elliott Trudeau Intl
Fri 9/1
4:45 p.m.-1:10 p.m.
2 stops21h 25m
Liberia
Wed 21/1
8:35 a.m.-2:00 p.m.
2 stops28h 25m
C$ 508
MontrealLiberia
YUL - LIR
YULLIR
Montreal Pierre Elliott Trudeau Intl
Sun 11/1
6:00 a.m.-12:55 p.m.
1 stop31h 55m
Liberia
Sun 25/1
8:35 a.m.-2:00 p.m.
2 stops28h 25m
C$ 508
MontrealSan José
YUL - SJO
YULSJO
Montreal Pierre Elliott Trudeau Intl
Mon 17/11
6:00 p.m.-11:25 a.m.
1 stop18h 25m
San José Juan Santamaria Intl
Fri 5/12
11:28 p.m.-3:57 p.m.
2 stops15h 29m
C$ 513
MontrealLiberia
YUL - LIR
YULLIR
Montreal Pierre Elliott Trudeau Intl
Thu 26/2
8:00 p.m.-1:10 p.m.
2 stops18h 10m
Liberia
Wed 4/3
8:35 a.m.-7:45 a.m.
2 stops22h 10m
C$ 514
Showing 1-10 of 43 results
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, May is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica (average of C$ 486). Flying from Montreal Pierre Elliott Trudeau Intl Airport 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 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 16 September 2025.
One of the essential ways to save on airfare from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 16% on airfare.
What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Costa Rica?
Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Costa Rica. Price data was last updated on 14 September 2025.
Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport 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.
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 16 September 2025.
See what other customers who have flown with Air Transat,Copa Airlines, 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.
Comfort
7.3
Entertainment
7.0
Crew
8.4
Overall
7.7
Boarding
7.9
Food
6.7
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Comfort
7.3
Entertainment
7.0
Crew
8.4
Overall
7.7
Boarding
7.9
Food
6.7
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Comfort
7.3
Entertainment
7.0
Crew
8.4
Overall
7.7
Boarding
7.9
Food
6.7
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Comfort
7.3
Entertainment
7.0
Crew
8.4
Overall
7.7
Boarding
7.9
Food
6.7
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Comfort
7.3
Entertainment
7.0
Crew
8.4
Overall
7.7
Boarding
7.9
Food
6.7
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Comfort
7.3
Entertainment
7.0
Crew
8.4
Overall
7.7
Boarding
7.9
Food
6.7
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Related info for your journey
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Alternative routes for Pierre Elliott Trudeau Intl to Costa Rica
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Top 10 airlines flying from Pierre Elliott Trudeau Intl to Costa Rica
Discover the top 10 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 16 September 2025.
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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?
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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.
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