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Cheap flights from Montreal to San Juan Luis Munoz Marin Intl Airport from C$ 186

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SJU
25 Aug — 1 Sep1
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 September or October, booked 70 days in advance, depart on a Thursday or Tuesday 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 26 July 2026.

Wed 16/97:00 a.m.
YUL
-
SJU
1 stop7h 34m
Arajet
Tue 29/94:30 p.m.
SJU
-
YUL
1 stop7h 50m
Arajet
Deal found 24/7C$ 400
Tue 1/93:25 p.m.
YUL
-
SJU
1 stop8h 25m
United Airlines
Tue 22/91:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 23/7C$ 409
Wed 30/93:25 p.m.
YUL
-
SJU
1 stop8h 25m
United Airlines
Mon 26/101:35 p.m.
SJU
-
YUL
1 stop8h 07m
United Airlines
Deal found 21/7C$ 410
Tue 8/93:25 p.m.
YUL
-
SJU
1 stop8h 25m
United Airlines
Tue 15/91:25 p.m.
SJU
-
YUL
1 stop8h 41m
United Airlines
Deal found 25/7C$ 418
Sat 7/113:00 p.m.
YUL
-
SJU
1 stop8h 36m
United Airlines
Sat 14/118:05 a.m.
SJU
-
YUL
1 stop8h 11m
United Airlines
Deal found 23/7C$ 423
Tue 10/113:00 p.m.
YUL
-
SJU
1 stop8h 36m
United Airlines
Tue 24/118:05 a.m.
SJU
-
YUL
1 stop8h 11m
United Airlines
Deal found 22/7C$ 447
Sat 5/128:50 a.m.
YUL
-
SJU
Nonstop4h 50m
Air Canada
Fri 25/122:25 p.m.
SJU
-
YUL
1 stop8h 35m
Air Canada
Deal found 21/7C$ 457
Sat 5/96:00 a.m.
YUL
-
SJU
1 stop17h 50m
Multiple Airlines
Sun 13/94:00 p.m.
SJU
-
YUL
1 stop8h 20m
Multiple Airlines
Deal found 21/7C$ 475
Tue 8/97:00 a.m.
YUL
-
SJU
2 stops16h 50m
Multiple Airlines
Tue 15/94:30 p.m.
SJU
-
YUL
1 stop7h 50m
Multiple Airlines
Deal found 25/7C$ 479
Tue 1/123:00 p.m.
YUL
-
SJU
1 stop8h 36m
United Airlines
Tue 15/128:30 a.m.
SJU
-
YUL
1 stop7h 32m
United Airlines
Deal found 21/7C$ 488

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 26 July 2026.

Round-trip from

C$ 400

One-way from

C$ 186

Popular in

August

Cheapest in

September

Average price

C$ 889

Good round-trip deal

C$ 446 or less
Arajet
  • Arajet
  • 16/9-29/9
  • 2 total stops
  • 15h 24m total
  • Montreal to San Juan
Search Deals
Arajet
  • Arajet
  • 16/9
  • 1 total stop
  • 7h 34m total
  • Montreal to San Juan
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 36 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 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 26 July 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 12/1

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

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Thu 21/1

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

1 stop7h 52m

C$ 410

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 7/11

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

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Sat 14/11

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 423

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Fri 11/9

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

1 stop8h 41m

C$ 489

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

6:00 a.m.-1:53 p.m.

1 stop7h 53m

San Juan Luis Munoz Marin Intl

Mon 21/9

2:55 p.m.-10:06 p.m.

1 stop7h 11m

C$ 502

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Sun 17/1

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

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Wed 10/2

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

1 stop7h 52m

C$ 521

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Mon 9/11

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

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Tue 24/11

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 526

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

Tue 29/9

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

1 stop8h 41m

C$ 562

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

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

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 8/9

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

1 stop8h 41m

C$ 613
Quickest round-trip

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 10/11

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

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Wed 25/11

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 623

MontrealSan Juan

YUL - SJU

YULSJU

Montreal Pierre Elliott Trudeau Intl

Tue 10/11

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

1 stop8h 36m

San Juan Luis Munoz Marin Intl

Sun 22/11

8:05 a.m.-3:16 p.m.

1 stop8h 11m

C$ 730

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/7

Showing 1-10 of 21 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, September is the cheapest month in which you can book a flight from Montreal to San Juan Luis Munoz Marin Intl Airport (average of C$ 442). Flying from Montreal to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of C$ 1,067). 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?

Airfare is below average for this route at the moment.
Montreal to San Juan Luis Munoz Marin Intl Airport flights typically cost between C$ 762 and C$ 1,039 in September.
The cheapest round-trip price found within the last 5 days was C$ 400 on Arajet (16 Sep-29 Sep).

What’s the top layover airport for flights from Montreal to San Juan Luis Munoz Marin Intl Airport?

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

Newark (EWR) – chosen by Cheapflights users on 22% of one-stop itineraries from Montreal to San Juan Luis Munoz Marin Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to San Juan Luis Munoz Marin Intl Airport?

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

Punta Cana (PUJ) is the most affordable 1-stop option, with an average round-trip price of C$ 420.

What’s the fastest layover option from Montreal to San Juan Luis Munoz Marin Intl Airport?

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

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for 1-stop routes: 7h 07m.

Which airport typically offers the quickest layover for flights from Montreal to San Juan Luis Munoz Marin Intl Airport?

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

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average layover time of 0h 46m.

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 69 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 26 July 2026.
Read through reviews of airlines operating flights from Montreal to San Juan Luis Munoz Marin Intl Airport, such as United Airlines,WestJet, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,040 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
10,040 reviews
United Airlines
7.4
Good
10,040 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,415 reviews
United Airlines
7.4
Good
10,040 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
American Airlines
7.1
Good
11,844 reviews
United Airlines
7.4
Good
10,040 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,387 reviews
United Airlines
7.4
Good
10,040 reviews
Check prices

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 8h 36m. 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$ 284, Air Canada will fly you from Montreal to San Juan Luis Munoz Marin Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Arajet and United Airlines - these airlines can fly you to your destination from C$ 291 and C$ 370, respectively. You may be able to fly from Montreal to San Juan Luis Munoz Marin Intl Airport for 60% 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$ 236 on American Airlines. Other airlines that offer cheap prices include United Airlines from C$ 245 and Air Canada from C$ 266 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$ 442. While the most popular route (Montreal Pierre Elliott Trudeau Intl - San Juan Luis Munoz Marin Intl) can be booked for C$ 386 on average, our data indicates C$ 479 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, September is the cheapest month in which you can book a flight from Montreal to San Juan Luis Munoz Marin Intl Airport (average of C$ 442). Flying from Montreal to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of C$ 1,067). 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

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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
Ottawa to Luis Munoz Marin Intl flights
Québec City 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 26 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 284AverageC$ 594FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ArajetCheapestC$ 291AverageC$ 382FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
United AirlinesCheapestC$ 370AverageC$ 556FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 405AverageC$ 634FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air TransatCheapestC$ 545AverageC$ 905FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 797AverageC$ 947FlexibilityNo 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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