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$134+ Cheap flights from San Juan to Montreal (YMQ)

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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — YMQ
Oct 29 — Nov 51
Wed 10/29
Wed 11/5
1 adult, Economy
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Cheap flight deals from San Juan to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Montreal (YMQ). 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 September 29, 2025.

Round-trip from

$350
(United Airlines)

One-way from

$134
(Kiwi.com)

Popular in

May

Cheapest in

April

Average price

$643
From San Juan to Montreal (YMQ)
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One-way flight from San Juan to Montreal (YMQ)
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Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Juan to Montreal

Cheapest flights from San Juan to Montreal
Explore the most affordable flight options available from San Juan to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:30 amSJU - YUL
1 stop7h 46mUnited Airlines
Tue 11/42:13 pmYUL - SJU
1 stop7h 09mUnited Airlines
Deal found 9/29$350
This American Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:45 amSJU - YUL
1 stop14h 55mAmerican Airlines
Mon 11/312:59 pmYUL - SJU
1 stop9h 53mAmerican Airlines
Deal found 9/27$370
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:15 pmSJU - YUL
1 stop8h 27mUnited Airlines
Fri 1/29:15 amYUL - SJU
1 stop12h 07mUnited Airlines
Deal found 9/27$414
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:25 amSJU - YUL
1 stop9h 53mAmerican Airlines
Fri 11/143:52 pmYUL - SJU
2 stops17h 25mAmerican Airlines
Deal found 9/29$473
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:30 amSJU - YUL
1 stop7h 46mUnited Airlines
Wed 11/192:13 pmYUL - SJU
1 stop7h 09mUnited Airlines
Deal found 9/27$481
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:49 amSJU - YUL
2 stops13h 36mMultiple Airlines
Mon 11/35:10 pmYUL - SJU
1 stop9h 23mMultiple Airlines
Deal found 9/27$503
This Cheapflightsfares deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/212:35 pmSJU - YUL
Nonstop4h 40mAir Transat
Sun 1/48:00 amYUL - SJU
Nonstop4h 30mAir Transat
Deal found 9/27$525
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:10 amSJU - YUL
1 stop15h 34mAmerican Airlines
Tue 10/142:35 pmYUL - SJU
1 stop7h 35mAmerican Airlines
Deal found 9/28$560

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan to Montreal 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 2,558,603 searches. Data last updated September 29, 2025.
Use the filters below to find and compare flights from San Juan to Montreal that are best for you.

Fly from

San Juan

Fly to

Montreal

Route

Depart

Return

Price

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Thu 10/30

7:30 am-3:16 pm

1 stop7h 46m

Montreal Pierre Elliott Trudeau Intl

Tue 11/4

2:13 pm-10:22 pm

1 stop7h 09m

$350

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Thu 10/30

7:45 am-10:40 pm

1 stop14h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

12:59 pm-11:52 pm

1 stop9h 53m

$370

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Thu 2/19

8:10 am-3:02 pm

1 stop7h 52m

Montreal Pierre Elliott Trudeau Intl

Mon 2/23

3:00 pm-12:36 am

1 stop8h 36m

$439

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Sat 11/8

6:25 am-3:18 pm

1 stop9h 53m

Montreal Pierre Elliott Trudeau Intl

Fri 11/14

3:52 pm-10:17 am

2 stops17h 25m

$473

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Wed 11/12

8:30 am-3:16 pm

1 stop7h 46m

Montreal Pierre Elliott Trudeau Intl

Wed 11/19

2:13 pm-10:22 pm

1 stop7h 09m

$481

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Wed 3/25

6:15 am-5:04 pm

1 stop10h 49m

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

6:15 pm-12:00 pm

1 stop17h 45m

$549

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Sun 12/21

3:54 pm-12:15 am

1 stop9h 21m

$134

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Wed 2/25

8:10 am-3:02 pm

1 stop7h 52m

$140

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Thu 2/26

8:10 am-3:02 pm

1 stop7h 52m

$140

San JuanMontreal

SJU - YUL

SJUYUL

San Juan Luis Munoz Marin Intl

Sat 12/20

2:05 am-8:32 am

1 stop7h 27m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 14 results
1
2

Best time to book a flight from San Juan to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from San Juan 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 San Juan to Montreal

What is the cheapest time of day to fly from SJU to YMQ?

Find hourly flight availability from San Juan to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 29, 2025.

When flying from San Juan to Montreal, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 9% versus a flight in the afternoon.

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated September 29, 2025.
Read reviews from past customers who have flown Air Transat from San Juan to Montreal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
449 reviews

Comfort

7.3

Crew

8.4

Entertainment

7.0

Overall

7.7

Food

6.7

Boarding

7.9

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
449 reviews
Air Transat
7.7
Good
449 reviews

Comfort

7.3

Crew

8.4

Entertainment

7.0

Overall

7.7

Food

6.7

Boarding

7.9

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 San Juan to Montreal. 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 San Juan to Montreal?

    A quick flight from San Juan to Montreal can take about 7h 46m. United Airlines provides one of the quickest options available for as low as $350. The distance from San Juan to Montreal is about 1918 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from San Juan to Montreal is Air Transat. Our recent data shows that you can find tickets from as low as $210 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $343 and $369 round-trip. Air Transat is currently priced 66% below the average price you’ll pay for this route.

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

    $134 is the cheapest one-way deal found within the past few days, from Arajet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $140 and $162, respectively.

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

    Looking for the cheapest flight from San Juan to Montreal? While on average our users pay $518, our data indicates the cheapest price to be $197. The most popular route (San Juan Luis Munoz Marin Intl - Montreal Pierre Elliott Trudeau Intl), is priced around $417.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Juan to Montreal (average of $270). Flying from San Juan to Montreal in July is currently the most expensive (average of $409). 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 San Juan to Montreal

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

Top 4 airlines flying from San Juan to Montreal

Discover the top 4 airlines that operate flights from San Juan to Montreal. 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 2,558,603 searches. Data last updated September 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest$210Average$589FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$343Average$354FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$369Average$665FlexibilityNo cancel feeOn-time71%
WestJetCheapest$486Average$671FlexibilityNo cancel feeOn-time60%

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