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Cheap flights from Montreal to San José from C$ 303

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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SJO
20 Aug — 27 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to San José Juan Santamaria Intl are usually found in November or September, booked 2 days in advance, depart on a Tuesday or Thursday and return on a Saturday

Cheap flight deals from Montreal to San José

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to San José
Explore the most affordable flight options available from Montreal to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 July 2026.

Thu 24/911:00 p.m.
YUL
-
SJO
1 stop18h 25m
Avianca
Tue 29/99:25 a.m.
SJO
-
YUL
1 stop10h 10m
Avianca
Deal found 20/7C$ 533
Wed 14/1011:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Wed 21/101:50 a.m.
SJO
-
YUL
1 stop17h 45m
Avianca
Deal found 16/7C$ 538
Mon 12/1011:00 p.m.
YUL
-
SJO
1 stop18h 25m
Avianca
Sun 25/101:45 a.m.
SJO
-
YUL
1 stop17h 50m
Avianca
Deal found 18/7C$ 539
Fri 9/1011:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Sat 17/101:40 a.m.
SJO
-
YUL
1 stop17h 55m
Avianca
Deal found 19/7C$ 540
Sat 28/1110:20 p.m.
YUL
-
SJO
1 stop11h 30m
Avianca
Sun 6/127:50 p.m.
SJO
-
YUL
1 stop16h 50m
Avianca
Deal found 19/7C$ 542
Tue 17/1110:20 p.m.
YUL
-
SJO
1 stop18h 00m
Avianca
Tue 8/127:50 p.m.
SJO
-
YUL
1 stop16h 50m
Avianca
Deal found 19/7C$ 556
Fri 4/96:20 p.m.
YUL
-
SJO
Nonstop5h 45m
Air Transat
Fri 11/911:25 p.m.
SJO
-
YUL
Nonstop5h 45m
Air Transat
Deal found 19/7C$ 560
Fri 4/98:35 a.m.
YUL
-
SJO
1 stop24h 35m
Copa Airlines
Fri 11/910:03 a.m.
SJO
-
YUL
1 stop12h 37m
Copa Airlines
Deal found 19/7C$ 566
Tue 1/98:35 a.m.
YUL
-
SJO
1 stop26h 29m
Copa Airlines
Tue 8/94:08 a.m.
SJO
-
YUL
1 stop18h 32m
Copa Airlines
Deal found 18/7C$ 568
Sun 11/1011:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Sun 18/109:25 a.m.
SJO
-
YUL
1 stop10h 10m
Avianca
Deal found 19/7C$ 570
Thu 1/1011:00 p.m.
YUL
-
SJO
1 stop11h 50m
Avianca
Thu 15/104:00 p.m.
SJO
-
YUL
1 stop27h 35m
Avianca
Deal found 19/7C$ 571

Find flight deals from Montreal to San José

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 July 2026.

Round-trip from

C$ 533

One-way from

C$ 303

Popular in

July

Cheapest in

November

Average price

C$ 950

Good round-trip deal

C$ 644 or less

Good one-way deal

C$ 326 or less
Avianca
  • Avianca
  • 24/9-29/9
  • 2 total stops
  • 28h 35m total
  • Montreal to San José
Search Deals
Air Canada
  • Air Canada
  • 28/8
  • Nonstop
  • 5h 45m total
  • Montreal to San José
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to San José Juan Santamaria Intl.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to San José Juan Santamaria Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to San José 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 21 July 2026.
Use the filters below to find and compare flights from Montreal to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

8:35 a.m.-7:10 a.m.

1 stop24h 35m

San José Juan Santamaria Intl

Mon 7/9

4:08 a.m.-12:40 a.m.

1 stop18h 32m

C$ 540
Quickest round-trip

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sun 3/1

2:15 p.m.-10:55 p.m.

1 stop9h 40m

San José Juan Santamaria Intl

Mon 11/1

11:55 p.m.-3:17 p.m.

2 stops14h 22m

C$ 747

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

8:35 a.m.-7:10 a.m.

1 stop24h 35m

San José Juan Santamaria Intl

Sun 4/10

8:12 a.m.-12:40 a.m.

1 stop14h 28m

C$ 759

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 16/10

2:20 p.m.-11:38 a.m.

2 stops23h 18m

San José Juan Santamaria Intl

Sat 24/10

1:25 p.m.-3:16 p.m.

2 stops23h 51m

C$ 766

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

8:35 a.m.-8:19 a.m.

1 stop25h 44m

San José Juan Santamaria Intl

Tue 25/8

10:03 a.m.-12:40 a.m.

1 stop12h 37m

C$ 803

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Wed 30/12

11:00 a.m.-1:00 p.m.

2 stops27h 00m

San José Juan Santamaria Intl

Tue 12/1

6:30 a.m.-1:10 p.m.

2 stops29h 40m

C$ 810

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 9/10

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

2 stops15h 37m

San José Juan Santamaria Intl

Mon 19/10

1:25 p.m.-5:30 p.m.

2 stops26h 05m

C$ 841

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

3:25 p.m.-11:38 a.m.

1 stop22h 13m

San José Juan Santamaria Intl

Sun 13/9

7:55 a.m.-10:40 a.m.

2 stops24h 45m

C$ 841

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

2:20 p.m.-12:21 p.m.

2 stops24h 01m

San José Juan Santamaria Intl

Sat 12/9

12:44 p.m.-5:30 p.m.

2 stops26h 46m

C$ 841

MontrealSan José

YUL - SJO

YULSJO

Montreal Pierre Elliott Trudeau Intl

Fri 6/11

2:13 p.m.-11:25 a.m.

2 stops22h 12m

San José Juan Santamaria Intl

Sun 22/11

2:25 p.m.-1:51 p.m.

2 stops22h 26m

C$ 859

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/7

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Montreal to San José

Have a flexible travel schedule? Discover the best time to fly to San José 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 San José

What is the cheapest month to book a flight from Montreal to San José?

Currently, November is the cheapest month in which you can book a flight from Montreal to San José (average of C$ 490). Flying from Montreal to San José in December is currently the most expensive (average of C$ 865). 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 SJO?

Find hourly flight availability from Montreal to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 July 2026.

When flying from Montreal to San José, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Montreal to San José?

What’s the top layover airport for flights from Montreal to San José?

Share of one-stop round-trip flights from Montreal to San José chosen by Cheapflights users in the past 12 months, using the same layover each way.

Bogotá (BOG) – chosen by Cheapflights users on 47% of one-stop itineraries from Montreal to San José on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to San José?

Average round-trip fare for 1-stop flights from Montreal to San José, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Bogotá (BOG) is the most affordable 1-stop option, with an average round-trip price of C$ 580.

What’s the fastest layover option from Montreal to San José?

Shortest average travel time for 1-stop one-way flights from Montreal to San José, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via San Salvador (SAL) have the shortest average one-way travel time for 1-stop routes: 9h 29m.

Which airport typically offers the quickest layover for flights from Montreal to San José?

Average layover duration for 1-stop one-way flights from Montreal to San José, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via San Salvador (SAL) offer the fastest connection on this route, with an average layover time of 1h 51m.

How often are flights from Montreal to San José delayed?

About 25% of weekly flights between Montreal and San José have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for Montreal to San José flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Montreal to San José flights?

Over the past year, Air Transat has had the lowest number of delays on this route, with just 20% of flights being delayed.

How far ahead should I book a flight from Montreal to San José?

The price you pay for your flight from Montreal to San José may vary depending on when you book. For the best chance of a lower fare, look to book 1 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated 21 July 2026.
Check out reviews from past customers who have flown with Air Transat,Copa Airlines, andUnited Airlines from Montreal to San José to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
566 reviews
Check prices

Comfort

7.3

Crew

8.5

Overall

7.8

Food

6.8

Entertainment

7.1

Boarding

8.0

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Transat
7.8
Good
566 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Comfort

7.3

Crew

8.5

Overall

7.8

Food

6.8

Entertainment

7.1

Boarding

8.0

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Copa Airlines
7.6
Good
1,564 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Comfort

7.3

Crew

8.5

Overall

7.8

Food

6.8

Entertainment

7.1

Boarding

8.0

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
United Airlines
7.4
Good
10,014 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Comfort

7.3

Crew

8.5

Overall

7.8

Food

6.8

Entertainment

7.1

Boarding

8.0

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Canada
7.1
Good
11,363 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Comfort

7.3

Crew

8.5

Overall

7.8

Food

6.8

Entertainment

7.1

Boarding

8.0

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Avianca
6.5
Okay
2,524 reviews
Air Transat
7.8
Good
566 reviews
Check prices

Comfort

7.3

Crew

8.5

Overall

7.8

Food

6.8

Entertainment

7.1

Boarding

8.0

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus

Related info for your journey

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

  • What airport do you fly into for flights to San José from Montreal?

    If you book a flight to San José from Montreal, you will be flying to Juan Santamaria Intl, which is the city’s only airport. San José Juan Santamaria Intl (SJO) is located 14.1 km from the centre of San José. There are 0 flights from Montreal to Juan Santamaria Intl per day from 8 different airlines.

  • How long is the flight from Montreal to San José?

    A quick flight from Montreal to San José can take about 9h 40m. Copa Airlines provides one of the quickest options available for as low as C$ 747. There are 4065 km between Montreal and San José. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Montreal to San José round-trip?

    Currently priced at C$ 257, Copa Airlines will fly you from Montreal to San José and back. In addition to Copa Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Air Transat - these airlines can fly you to your destination from C$ 267 and C$ 322, respectively. These flights start at 63% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Montreal to San José one-way?

    For one-way options, check prices for Avianca. According to our data, you can fly for as low as C$ 228. Users have also found prices from C$ 251 and C$ 251 on Air Canada and Air Transat, respectively.

  • What are the most reliable airlines from Montreal to San José?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Montreal to San José on time: Air Transat (71%), Air Canada (56%), Air Canada Rouge (50%).

  • What are the cheapest flights from Montreal to San José?

    Looking for the cheapest flight from Montreal to San José? While on average our users pay C$ 573, our data indicates the cheapest price to be C$ 322. The most popular route (Montreal Pierre Elliott Trudeau Intl - San José Juan Santamaria Intl), is priced around C$ 542.

  • Where are the most common layover locations when flying from Montreal to San José?

    The most popular layover on flights from Montreal to San José is Panama City. Bogotá sees the second most layovers for non-direct flights flying from Montreal to San José.

  • Where are the least popular layover locations for Montreal to San José flights?

    Montreal to San José flights that have layovers will least frequently stop in Toronto.

  • Can I find deals for flights from Montreal to San José that include hotel bookings?

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

  • How can I find direct flights from Montreal to San José?

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

  • Can I find deals for business class flights from Montreal to San José?

    Yes. Cheapflights offers flight deals from Montreal to San José 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 San José?

    Currently, November is the cheapest month in which you can book a flight from Montreal to San José (average of C$ 490). Flying from Montreal to San José in December is currently the most expensive (average of C$ 865). 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

Travelling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Manuel Antonio
Alajuela
Jacó
Heredia
Dominical
Monteverde

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Fly from Montreal to San José on these airlines

Choose from the following airlines for your flight from Montreal to San José. Flights are based on user searches made on Cheapflights and were last updated on 21 July 2026.
Air Transat flights from Montreal to San José Juan Santamaria Intl
Air Canada flights from Montreal to San José Juan Santamaria Intl

Top 8 airlines flying from Montreal to San José

Discover the top 8 airlines that operate flights from Montreal to San José. 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 21 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapestC$ 257AverageC$ 791FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
Air CanadaCheapestC$ 267AverageC$ 655FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 322AverageC$ 718FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 354AverageC$ 764FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
AviancaCheapestC$ 404AverageC$ 623FlexibilityNo cancel feeOn-time71%
Search Avianca flights
United AirlinesCheapestC$ 408AverageC$ 601FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 452AverageC$ 466FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 695AverageC$ 934FlexibilityNo cancel feeOn-timeN/A
Search Delta 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 San José?

When you search for this flight from Montreal to San José, 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 San José?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montreal to San José for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Montreal to San José with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Montreal to San José flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Montreal to San José become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San José from Montreal today and book when prices fit your budget.

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