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Cheap flights from Montreal to Puerto Rico from C$ 224

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SJU
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Puerto Rico

Enter your travel dates to find the best prices.

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

Sat 9/52:20 p.m.
YUL
-
SJU
1 stop7h 04m
United Airlines
Sat 16/57:20 a.m.
SJU
-
YUL
1 stop7h 20m
United Airlines
Deal found 20/1C$ 401
Sun 22/27:30 a.m.
YUL
-
SJU
1 stop15h 10m
American Airlines
Fri 27/26:00 a.m.
SJU
-
YUL
1 stop10h 22m
American Airlines
Deal found 20/1C$ 404
Fri 23/13:00 p.m.
YUL
-
SJU
1 stop8h 36m
United Airlines
Sat 31/18:10 a.m.
SJU
-
YUL
1 stop8h 06m
United Airlines
Deal found 19/1C$ 405
Tue 27/12:13 p.m.
YUL
-
SJU
1 stop7h 09m
United Airlines
Sat 7/28:10 a.m.
SJU
-
YUL
1 stop8h 06m
United Airlines
Deal found 20/1C$ 408
Mon 13/42:20 p.m.
YUL
-
SJU
1 stop7h 04m
United Airlines
Tue 21/47:20 a.m.
SJU
-
YUL
1 stop7h 20m
United Airlines
Deal found 19/1C$ 412
Wed 6/56:00 a.m.
YUL
-
SJU
1 stop7h 45m
United Airlines
Thu 14/54:55 p.m.
SJU
-
YUL
1 stop7h 18m
United Airlines
Deal found 20/1C$ 413
Mon 23/23:00 p.m.
YUL
-
SJU
1 stop8h 36m
United Airlines
Wed 25/28:05 a.m.
SJU
-
YUL
1 stop8h 11m
United Airlines
Deal found 20/1C$ 415
Fri 10/46:45 a.m.
YUL
-
SJU
1 stop9h 35m
Arajet
Sun 19/44:00 p.m.
SJU
-
YUL
1 stop8h 20m
Arajet
Deal found 20/1C$ 423
Sun 19/45:00 a.m.
YUL
-
SJU
1 stop8h 25m
Multiple Airlines
Sun 26/44:00 p.m.
SJU
-
YUL
1 stop8h 20m
Multiple Airlines
Deal found 21/1C$ 424
Thu 29/13:00 p.m.
YUL
-
SJU
1 stop8h 36m
United Airlines
Wed 25/28:05 a.m.
SJU
-
YUL
1 stop8h 11m
United Airlines
Deal found 20/1C$ 427
Sat 11/48:10 p.m.
YUL
-
SJU
1 stop17h 15m
Multiple Airlines
Sun 19/44:00 p.m.
SJU
-
YUL
1 stop8h 20m
Multiple Airlines
Deal found 20/1C$ 431
Mon 23/23:00 p.m.
YUL
-
BQN
1 stop7h 57m
United Airlines
Wed 25/21:09 a.m.
BQN
-
YUL
1 stop8h 23m
United Airlines
Deal found 18/1C$ 720

Find flight deals from Montreal to Puerto Rico

Keep the following information in mind while searching for Montreal to Puerto Rico flight deals. Data was last updated 21 January 2026.

Round-trip from

C$ 401

One-way from

C$ 224

Popular in

December

Cheapest in

October

Average price

C$ 648

Good round-trip deal

C$ 691 or less

Good one-way deal

C$ 329 or less
United Airlines
  • United Airlines
  • 9/5-16/5
  • 2 total stops
  • 14h 24m total
  • Montreal to Puerto Rico
Search Deals
United Airlines
  • United Airlines
  • 24/3
  • 1 total stop
  • 6h 40m total
  • Montreal to Puerto Rico
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to Puerto Rico.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Puerto Rico.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Puerto Rico 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 January 2026.
Use the filters below to find and compare flights from Montreal to Puerto Rico that are best for you.

Fly from

Montreal

Fly to

Puerto Rico

Route

Depart

Return

Price

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

2:20 p.m.-9:24 p.m.

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Sat 16/5

7:20 a.m.-2:40 p.m.

1 stop7h 20m

C$ 401

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

7:00 a.m.-1:40 p.m.

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Wed 15/4

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 411

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

6:00 a.m.-1:45 p.m.

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 21/4

7:20 a.m.-2:40 p.m.

1 stop7h 20m

C$ 412

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

3:25 p.m.-11:50 p.m.

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Tue 21/4

7:20 a.m.-2:40 p.m.

1 stop7h 20m

C$ 412

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

2:20 p.m.-9:24 p.m.

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Wed 15/4

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 412

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

6:00 a.m.-1:45 p.m.

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Thu 14/5

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 413

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

6:10 a.m.-2:44 p.m.

1 stop8h 34m

San Juan Luis Munoz Marin Intl

Thu 14/5

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 413

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

3:25 p.m.-11:50 p.m.

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Fri 15/5

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 413

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

9:45 a.m.-8:34 p.m.

1 stop10h 49m

San Juan Luis Munoz Marin Intl

Fri 15/5

4:55 p.m.-12:13 a.m.

1 stop7h 18m

C$ 413

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 11/3

3:00 p.m.-11:36 p.m.

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Wed 25/3

7:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 413

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/1

Showing 1-10 of 25 results
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2
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Best time to book a flight from Montreal to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 Puerto Rico

What is the cheapest month to book a flight from Montreal to Puerto Rico?

Currently, October is the cheapest month in which you can book a flight from Montreal to Puerto Rico (average of C$ 245). Flying from Montreal to Puerto Rico in June is currently the most expensive (average of C$ 676). 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.

How often are flights from Montreal to Puerto Rico delayed?

About 19% of weekly flights between Montreal and Puerto Rico have experienced delays in the past year, with the average delay time being 43 minutes.

What is the most punctual flight time for Montreal to Puerto Rico flights?

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

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

Sunday tends to have the lowest number of delays on this route, whereas Sunday 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 Puerto Rico flights?

Over the past year, Air Canada Rouge has had the lowest number of delays on this route, with just 37% of flights being delayed.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated 21 January 2026.
Get a feel of what it's like to fly with Air Transat,United Airlines, andAmerican Airlines from Montreal to Puerto Rico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
499 reviews
Check prices

Crew

8.4

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
499 reviews
Air Transat
7.7
Good
499 reviews
Check prices

Crew

8.4

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
United Airlines
7.4
Good
9,191 reviews
Air Transat
7.7
Good
499 reviews
Check prices

Crew

8.4

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
American Airlines
7.2
Good
11,173 reviews
Air Transat
7.7
Good
499 reviews
Check prices

Crew

8.4

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
WestJet
7.2
Good
3,247 reviews
Air Transat
7.7
Good
499 reviews
Check prices

Crew

8.4

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,646 reviews
Air Transat
7.7
Good
499 reviews
Check prices

Crew

8.4

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

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

  • How long is the flight from Montreal to Puerto Rico?

    United Airlines and Air Canada can get you from Montreal to Puerto Rico in just under 7h 04m. Your travel time can differ by up to 5h 43m. The distance from Montreal to Puerto Rico is about 3087 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Montreal to Puerto Rico one-way?

    The cheapest airlines for a one-way flight from Montreal to Puerto Rico are Air Transat (C$ 225), United Airlines (C$ 226), and American Airlines (C$ 231).

  • What are the most popular routes from Montreal to Puerto Rico?

    When deciding which route to take from Montreal to Puerto Rico consider Montreal Pierre Elliott Trudeau Intl - San Juan Luis Munoz Marin Intl, Montreal Pierre Elliott Trudeau Intl - Aguadilla Borinquen or Montreal Pierre Elliott Trudeau Intl - Culebra as they are the most popular.

  • What are the most reliable airlines from Montreal to Puerto Rico?

    Consider Porter Airlines (100%), Air Transat (100%) or Air Canada (60%) when booking your flight. These represent the most reliable airlines when flying from Montreal to Puerto Rico.

  • What are the cheapest flights from Montreal to Puerto Rico?

    On average you can expect to pay C$ 872 for a flight from Montreal to Puerto Rico. The cheapest flight overall is C$ 314 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - San Juan Luis Munoz Marin Intl) is currently priced at C$ 383.

  • Can I find deals for flights from Montreal to Puerto Rico that include hotel bookings?

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

  • How can I find direct flights from Montreal to Puerto Rico?

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

  • Can I find deals for business class flights from Montreal to Puerto Rico?

    Yes. Cheapflights offers flight deals from Montreal to Puerto Rico 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 Puerto Rico?

    Currently, October is the cheapest month in which you can book a flight from Montreal to Puerto Rico (average of C$ 245). Flying from Montreal to Puerto Rico in June is currently the most expensive (average of C$ 676). 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 Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Montreal to Puerto Rico

Discover the top 6 airlines that operate flights from Montreal to Puerto Rico. 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 January 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapestC$ 220AverageC$ 326FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
American AirlinesCheapestC$ 292AverageC$ 595FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 325AverageC$ 656FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 381AverageC$ 555FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 474AverageC$ 866FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 647AverageC$ 796FlexibilityNo cancel feeOn-time60%
Search WestJet 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 Puerto Rico?

Deals for Montreal to Puerto Rico flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Puerto Rico?

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

Can Cheapflights find flights from Montreal to Puerto Rico with no change fees?

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

Can Cheapflights notify me if prices for flights from Montreal to Puerto Rico become cheaper?

Yes, Cheapflights offers price alerts on Montreal to Puerto Rico flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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