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Cheap flights from Montreal to San Juan Luis Munoz Marin Intl Airport from C$ 255

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SJU
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 42 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Montreal to Luis Munoz Marin Intl

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Luis Munoz Marin Intl
Explore the most affordable flight options available from Montreal to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 June 2026.

Tue 27/107:00 a.m.
YUL
-
SJU
1 stop6h 40m
United Airlines
Sat 31/107:05 a.m.
SJU
-
YUL
1 stop8h 11m
United Airlines
Deal found 22/6C$ 409
Tue 8/96:10 a.m.
YUL
-
SJU
1 stop8h 34m
United Airlines
Sat 26/91:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 18/6C$ 412
Sat 26/96:00 a.m.
YUL
-
SJU
1 stop7h 45m
United Airlines
Sat 17/101:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 20/6C$ 434
Sat 26/96:00 a.m.
YUL
-
SJU
1 stop7h 45m
United Airlines
Sat 3/101:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 22/6C$ 441
Sun 6/96:10 a.m.
YUL
-
SJU
1 stop8h 34m
United Airlines
Sat 26/91:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 18/6C$ 451
Sat 5/128:15 a.m.
YUL
-
SJU
Nonstop4h 50m
Air Canada
Fri 11/123:20 p.m.
SJU
-
YUL
1 stop10h 13m
Air Canada
Deal found 18/6C$ 460
Wed 9/91:06 p.m.
YUL
-
SJU
2 stops20h 18m
American Airlines
Tue 29/96:27 a.m.
SJU
-
YUL
2 stops16h 25m
American Airlines
Deal found 18/6C$ 462
Fri 23/106:00 a.m.
YUL
-
SJU
1 stop7h 45m
Multiple Airlines
Sun 1/113:20 p.m.
SJU
-
YUL
1 stop10h 13m
Multiple Airlines
Deal found 22/6C$ 480
Sat 12/128:15 a.m.
YUL
-
SJU
Nonstop4h 50m
Air Canada
Sat 19/123:00 p.m.
SJU
-
YUL
Nonstop4h 55m
Air Canada
Deal found 21/6C$ 483
Fri 11/97:00 a.m.
YUL
-
SJU
1 stop9h 20m
Arajet
Tue 29/94:30 p.m.
SJU
-
YUL
1 stop7h 50m
Arajet
Deal found 18/6C$ 486
Thu 1/106:00 a.m.
YUL
-
SJU
1 stop7h 45m
United Airlines
Sun 11/101:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 22/6C$ 489

Find flight deals from Montreal to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Luis Munoz Marin Intl (SJU). 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 23 June 2026.

Round-trip from

C$ 409

One-way from

C$ 255

Popular in

December

Cheapest in

October

Average price

C$ 815

Good round-trip deal

C$ 458 or less
United Airlines
  • United Airlines
  • 27/10-31/10
  • 2 total stops
  • 14h 51m total
  • Montreal to San Juan
Search Deals
United Airlines
  • United Airlines
  • 19/8
  • 1 total stop
  • 7h 45m total
  • Montreal to San Juan
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 18 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 June 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to San Juan Luis Munoz Marin Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Luis Munoz Marin Intl 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 23 June 2026.
Use the filters below to find and compare flights from Montreal to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

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

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Sat 31/10

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

1 stop8h 11m

C$ 409

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Sat 17/10

1:25 p.m.-10:06 p.m.

1 stop8h 41m

C$ 434

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Sun 1/11

3:20 p.m.-12:33 a.m.

1 stop10h 13m

C$ 480

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 30/9

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Mon 5/10

1:25 p.m.-10:06 p.m.

1 stop8h 41m

C$ 547

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Mon 5/10

1:25 p.m.-10:06 p.m.

1 stop8h 41m

C$ 565

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 30/9

6:00 a.m.-8:38 p.m.

2 stops14h 38m

San Juan Luis Munoz Marin Intl

Mon 5/10

1:25 p.m.-12:36 a.m.

2 stops11h 11m

C$ 608

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 11/8

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

1 stop7h 20m

C$ 703

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

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

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Wed 26/8

1:00 a.m.-4:10 p.m.

1 stop15h 10m

C$ 714

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 25/7

9:15 a.m.-9:24 p.m.

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Fri 31/7

1:00 a.m.-10:06 p.m.

1 stop21h 06m

C$ 771
Quickest round-trip

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

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

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Wed 9/12

3:05 p.m.-9:40 p.m.

1 stop7h 35m

C$ 774

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/6

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Montreal to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Montreal to San Juan Luis Munoz Marin Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Montreal to San Juan Luis Munoz Marin Intl Airport (average of C$ 167). Flying from Montreal to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of C$ 493). 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 much does it cost to fly round-trip from Montreal to San Juan Luis Munoz Marin Intl Airport?

How often are flights from Montreal to San Juan delayed?

About 6% of weekly flights between Montreal and San Juan have experienced delays in the past year, with the average delay time being 148 minutes.

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

Over the past year, Air Canada Rouge has had the lowest number of delays on this route, with just 9% of flights being delayed.

How far ahead should I book a flight from Montreal to San Juan Luis Munoz Marin Intl Airport?

To ensure you get the cheapest price possible for a flight from Montreal to San Juan Luis Munoz Marin Intl Airport, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated 23 June 2026.
Read through reviews of airlines operating flights from Montreal to San Juan Luis Munoz Marin Intl Airport, such as Air Transat,United Airlines, andWestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
558 reviews
Check prices

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Crew

8.5

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
7.8
Good
558 reviews
Air Transat
7.8
Good
558 reviews
Check prices

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Crew

8.5

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
9,873 reviews
Air Transat
7.8
Good
558 reviews
Check prices

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Crew

8.5

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
3,379 reviews
Air Transat
7.8
Good
558 reviews
Check prices

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Crew

8.5

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
7.1
Good
11,744 reviews
Air Transat
7.8
Good
558 reviews
Check prices

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Crew

8.5

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
11,244 reviews
Air Transat
7.8
Good
558 reviews
Check prices

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

Boarding

8.0

Crew

8.5

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 Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl Airport?

    There are many flights that can get you from Montreal to San Juan Luis Munoz Marin Intl Airport in 6h 40m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 3087 km.

  • What are the cheapest airlines flying from Montreal to San Juan Luis Munoz Marin Intl Airport round-trip?

    Currently priced at C$ 293, Arajet will fly you from Montreal to San Juan Luis Munoz Marin Intl Airport and back. In addition to Arajet, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from C$ 333 and C$ 349, respectively. You may be able to fly from Montreal to San Juan Luis Munoz Marin Intl Airport for 58% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Montreal to San Juan Luis Munoz Marin Intl Airport one-way?

    One-way options have recently been found by users for as low as C$ 237 on American Airlines. Other airlines that offer cheap prices include United Airlines from C$ 246 and Air Canada from C$ 253 one-way.

  • What are the cheapest flights from Montreal to San Juan Luis Munoz Marin Intl Airport?

    Looking at all options, your cheapest flight can be booked for C$ 454. While the most popular route (Montreal Pierre Elliott Trudeau Intl - San Juan Luis Munoz Marin Intl) can be booked for C$ 409 on average, our data indicates C$ 533 when flying from Montreal to San Juan Luis Munoz Marin Intl Airport.

  • Can I find deals for flights from Montreal to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Montreal to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Montreal to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Montreal to Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Montreal to San Juan Luis Munoz Marin Intl Airport (average of C$ 167). Flying from Montreal to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of C$ 493). 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 Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montreal to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Luis Munoz Marin Intl flights
Québec City to Luis Munoz Marin Intl flights
Ottawa to Luis Munoz Marin Intl flights

Top 6 airlines flying from Montreal to Luis Munoz Marin Intl

Discover the top 6 airlines that operate flights from Montreal to Luis Munoz Marin Intl. 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 23 June 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapestC$ 293AverageC$ 384FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
Air CanadaCheapestC$ 333AverageC$ 664FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 349AverageC$ 552FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 386AverageC$ 616FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 486AverageC$ 895FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 765AverageC$ 943FlexibilityNo 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 Luis Munoz Marin Intl?

Deals for Montreal to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Montreal to Luis Munoz Marin Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Montreal to Luis Munoz Marin Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Montreal to Luis Munoz Marin Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Montreal to Luis Munoz Marin Intl become cheaper?

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

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