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Cheap flights from Montreal to Puerto Rico from C$ 219

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SJU
9 Nov — 16 Nov1
1 adult
1 adult, Economy

Find 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 10 October 2025.

Wed 12/112:29 p.m.YUL - SJU
2 stops18h 48mAmerican Airlines
Thu 13/112:05 p.m.SJU - YUL
1 stop9h 35mAmerican Airlines
Deal found 8/10C$ 475
Sat 15/117:14 a.m.YUL - SJU
1 stop13h 10mAmerican Airlines
Sat 22/116:25 a.m.SJU - YUL
1 stop17h 34mAmerican Airlines
Deal found 8/10C$ 477
Sat 15/117:30 a.m.YUL - SJU
2 stops12h 54mAmerican Airlines
Fri 21/112:05 p.m.SJU - YUL
1 stop9h 35mAmerican Airlines
Deal found 8/10C$ 484
Wed 3/123:00 p.m.YUL - SJU
1 stop8h 36mUnited Airlines
Fri 12/128:30 a.m.SJU - YUL
1 stop7h 46mUnited Airlines
Deal found 8/10C$ 516
Wed 10/127:00 p.m.YUL - SJU
1 stop26h 22mAir Canada
Sat 20/127:35 p.m.SJU - YUL
1 stop13h 57mAir Canada
Deal found 9/10C$ 517
Sat 6/126:45 a.m.YUL - SJU
3 stops26h 07mMultiple Airlines
Sun 7/124:06 p.m.SJU - YUL
1 stop9h 09mMultiple Airlines
Deal found 9/10C$ 526
Thu 11/129:15 a.m.YUL - SJU
1 stop12h 07mAir Canada
Sun 21/123:40 p.m.SJU - YUL
1 stop17h 42mAir Canada
Deal found 9/10C$ 527
Tue 18/117:30 a.m.YUL - SJU
1 stop15h 22mAmerican Airlines
Sun 7/126:25 a.m.SJU - YUL
1 stop6h 55mAmerican Airlines
Deal found 9/10C$ 537
Thu 23/106:00 a.m.YUL - SJU
1 stop7h 45mUnited Airlines
Sat 1/117:30 a.m.SJU - YUL
1 stop7h 46mUnited Airlines
Deal found 8/10C$ 539
Sat 13/126:45 a.m.YUL - SJU
1 stop30h 24mMultiple Airlines
Sat 20/127:35 p.m.SJU - YUL
1 stop13h 57mMultiple Airlines
Deal found 8/10C$ 541
Sun 14/123:00 p.m.YUL - SJU
1 stop8h 36mMultiple Airlines
Sun 21/123:40 p.m.SJU - YUL
1 stop17h 08mMultiple Airlines
Deal found 8/10C$ 542
Wed 3/123:00 p.m.YUL - BQN
1 stop7h 57mUnited Airlines
Sun 21/121:09 a.m.BQN - YUL
1 stop8h 23mUnited Airlines
Deal found 8/10C$ 827

Cheap 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 10 October 2025.

Round-trip from

C$ 449

One-way from

C$ 219

Popular in

December

Cheapest in

October

Average price

C$ 567

Good round-trip deal

C$ 1,083 or less

Good one-way deal

C$ 317 or less
United Airlines
  • United Airlines
  • 12/11-18/11
  • 2 total stops
  • 16h 22m total
  • Montreal to Puerto Rico
Search Deals
United Airlines
  • United Airlines
  • 15/11
  • 1 total stop
  • 8h 36m total
  • Montreal to Puerto Rico
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 10 October 2025.
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

Wed 28/1

9:15 a.m.-10:22 p.m.

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Tue 24/2

8:35 a.m.-9:01 p.m.

1 stop13h 26m

C$ 470

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

2:13 p.m.-10:22 p.m.

1 stop7h 09m

San Juan Luis Munoz Marin Intl

Wed 25/2

8:10 a.m.-3:02 p.m.

1 stop7h 52m

C$ 474

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 15/11

7:14 a.m.-9:24 p.m.

1 stop13h 10m

San Juan Luis Munoz Marin Intl

Sat 22/11

6:25 a.m.-3:22 p.m.

1 stop9h 57m

C$ 477

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

7:00 a.m.-2:40 p.m.

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Fri 12/12

8:30 a.m.-3:16 p.m.

1 stop7h 46m

C$ 516

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Thu 23/10

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Sat 1/11

7:30 a.m.-3:16 p.m.

1 stop7h 46m

C$ 539

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

3:00 p.m.-12:36 a.m.

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Mon 2/3

8:35 a.m.-9:01 p.m.

1 stop13h 26m

C$ 541

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

3:00 p.m.-12:36 a.m.

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Mon 2/3

8:35 a.m.-9:01 p.m.

1 stop13h 26m

C$ 581

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

9:15 a.m.-10:22 p.m.

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Fri 27/2

8:35 a.m.-9:01 p.m.

1 stop13h 26m

C$ 581

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Fri 30/1

9:15 a.m.-10:22 p.m.

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Mon 9/2

8:35 a.m.-9:17 p.m.

1 stop13h 42m

C$ 594

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

9:15 a.m.-10:22 p.m.

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Tue 20/1

8:10 a.m.-3:16 p.m.

1 stop8h 06m

C$ 611

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 38 results
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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$ 247). Flying from Montreal to Puerto Rico in July is currently the most expensive (average of C$ 660). 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 PR?

Find hourly flight availability from Montreal to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 October 2025.

It’s optimal to fly from Montreal to Puerto Rico in the evening. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the morning.

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 10 October 2025.
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
454 reviews
Check prices

Overall

7.7

Boarding

7.9

Crew

8.4

Entertainment

7.0

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.7
Good
454 reviews
Air Transat
7.7
Good
454 reviews
Check prices

Overall

7.7

Boarding

7.9

Crew

8.4

Entertainment

7.0

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
United Airlines
7.4
Good
8,966 reviews
Air Transat
7.7
Good
454 reviews
Check prices

Overall

7.7

Boarding

7.9

Crew

8.4

Entertainment

7.0

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
American Airlines
7.2
Good
11,043 reviews
Air Transat
7.7
Good
454 reviews
Check prices

Overall

7.7

Boarding

7.9

Crew

8.4

Entertainment

7.0

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
WestJet
7.2
Good
3,122 reviews
Air Transat
7.7
Good
454 reviews
Check prices

Overall

7.7

Boarding

7.9

Crew

8.4

Entertainment

7.0

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,263 reviews
Air Transat
7.7
Good
454 reviews
Check prices

Overall

7.7

Boarding

7.9

Crew

8.4

Entertainment

7.0

Comfort

7.3

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

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 American Airlines can get you from Montreal to Puerto Rico in just under 12h 07m. Your travel time can differ by up to 1h 03m. The distance from Montreal to Puerto Rico is about 3087 km. This flight may include one or multiple stops.

  • 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 - Culebra or Montreal Pierre Elliott Trudeau Intl - Aguadilla Borinquen as they are the most popular.

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

    On average you can expect to pay C$ 766 for a flight from Montreal to Puerto Rico. The cheapest flight overall is C$ 309 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - San Juan Luis Munoz Marin Intl) is currently priced at C$ 363.

  • 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$ 247). Flying from Montreal to Puerto Rico in July is currently the most expensive (average of C$ 660). 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

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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 10 October 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 375AverageC$ 625FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 392AverageC$ 633FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 406AverageC$ 675FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 438AverageC$ 520FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air TransatCheapestC$ 479AverageC$ 834FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 655AverageC$ 799FlexibilityNo 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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