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Cheap flights from Saint John to Montreal Pierre Elliott Trudeau Intl Airport from C$ 520

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — YUL
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St John to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from St John to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from St John to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Fri 24/411:55 a.m.
YSJ
-
YUL
Nonstop1h 24m
Air Canada
Sun 26/48:50 a.m.
YUL
-
YSJ
Nonstop1h 20m
Air Canada
Deal found 20/1C$ 523
Wed 23/911:35 a.m.
YSJ
-
YUL
Nonstop1h 23m
Air Canada
Thu 24/98:35 a.m.
YUL
-
YSJ
Nonstop1h 14m
Air Canada
Deal found 18/1C$ 574
Thu 19/34:15 p.m.
YSJ
-
YUL
Nonstop1h 29m
Air Canada
Thu 26/31:10 p.m.
YUL
-
YSJ
Nonstop1h 25m
Air Canada
Deal found 21/1C$ 577
Fri 20/34:15 p.m.
YSJ
-
YUL
Nonstop1h 38m
Air Canada
Sun 22/31:10 p.m.
YUL
-
YSJ
Nonstop1h 25m
Air Canada
Deal found 20/1C$ 588
Fri 6/34:15 p.m.
YSJ
-
YUL
Nonstop1h 38m
Air Canada
Fri 13/31:10 p.m.
YUL
-
YSJ
Nonstop1h 30m
Air Canada
Deal found 20/1C$ 611
Fri 24/412:00 p.m.
YSJ
-
YUL
1 stop8h 44m
Multiple Airlines
Sun 26/47:25 p.m.
YUL
-
YSJ
1 stop13h 35m
Multiple Airlines
Deal found 20/1C$ 632
Mon 16/24:15 p.m.
YSJ
-
YUL
Nonstop1h 35m
Air Canada
Mon 23/21:10 p.m.
YUL
-
YSJ
Nonstop1h 30m
Air Canada
Deal found 19/1C$ 640

Find flight deals from St John to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from St John (YSJ) to Pierre Elliott Trudeau Intl (YUL). 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 21 January 2026.

Round-trip from

C$ 523

One-way from

C$ 520

Popular in

December

Cheapest in

November

Average price

C$ 585

Good round-trip deal

C$ 634 or less

Good one-way deal

C$ 304 or less
Air Canada
  • Air Canada
  • 24/4-26/4
  • Nonstop
  • 2h 44m total
  • Saint John to Montreal
Search Deals
Air Canada
  • Air Canada
  • 3/2
  • Nonstop
  • 1h 35m total
  • Saint John to Montreal
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 40 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 Saint John to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Saint John to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to Pierre Elliott Trudeau 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 21 January 2026.
Use the filters below to find and compare flights from Saint John to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

St John

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 24/4

11:55 a.m.-12:19 p.m.

Nonstop1h 24m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

8:50 a.m.-11:10 a.m.

Nonstop1h 20m

C$ 523

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Thu 9/4

11:55 a.m.-12:19 p.m.

Nonstop1h 24m

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

8:50 a.m.-11:10 a.m.

Nonstop1h 20m

C$ 524

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Thu 19/3

4:15 p.m.-4:44 p.m.

Nonstop1h 29m

Montreal Pierre Elliott Trudeau Intl

Thu 26/3

1:10 p.m.-3:35 p.m.

Nonstop1h 25m

C$ 577

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 20/3

4:15 p.m.-4:53 p.m.

Nonstop1h 38m

Montreal Pierre Elliott Trudeau Intl

Sun 22/3

1:10 p.m.-3:35 p.m.

Nonstop1h 25m

C$ 588

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 6/3

4:15 p.m.-4:53 p.m.

Nonstop1h 38m

Montreal Pierre Elliott Trudeau Intl

Fri 13/3

1:10 p.m.-3:40 p.m.

Nonstop1h 30m

C$ 611

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Tue 23/6

4:30 p.m.-5:01 p.m.

Nonstop1h 31m

Montreal Pierre Elliott Trudeau Intl

Sat 27/6

6:30 p.m.-11:50 p.m.

1 stop4h 20m

C$ 629

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 24/4

12:00 p.m.-7:44 p.m.

1 stop8h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

7:25 p.m.-10:00 a.m.

1 stop13h 35m

C$ 632

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Tue 3/2

4:15 p.m.-4:50 p.m.

Nonstop1h 35m

C$ 520

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Mon 26/1

12:00 p.m.-12:44 p.m.

1 stop25h 44m

C$ 642

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Mon 26/1

4:15 p.m.-4:50 p.m.

Nonstop1h 35m

C$ 733

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

Best time to book a flight from St John to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from St John 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 Saint John to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from Saint John to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Saint John to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 243). Flying from Saint John to Montreal Pierre Elliott Trudeau Intl Airport in September is currently the most expensive (average of C$ 434). 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 YSJ to YUL?

Find hourly flight availability from St John to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint John to Montreal Pierre Elliott Trudeau Intl Airport as you normally would.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau 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 Pierre Elliott Trudeau Intl. Reviews last updated 21 January 2026.
Read reviews from past customers who have flown Air Canada from Saint John to Montreal Pierre Elliott Trudeau Intl Airport. 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 Canada
7.1
Good
10,646 reviews
Check prices

Entertainment

6.8

Overall

7.1

Comfort

7.1

Crew

7.8

Food

6.3

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Sugith,Jan 2026

YYZ - YSB

8 am flight cancelled at 2 am. Rebooked next day. Had to pay to rebook myself on Porter to leave same day.
Air Canada
7.1
Good
10,646 reviews
Air Canada
7.1
Good
10,646 reviews
Check prices

Entertainment

6.8

Overall

7.1

Comfort

7.1

Crew

7.8

Food

6.3

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Sugith,Jan 2026

YYZ - YSB

8 am flight cancelled at 2 am. Rebooked next day. Had to pay to rebook myself on Porter to leave same day.

Related info for your journey

Find useful and relevant information for your journey from St John to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Saint John to Montreal Pierre Elliott Trudeau Intl?

    Saint John (YSJ), located 15.1 km from the city centre, is the airport you fly out of when you book flights from Saint John to Montreal Pierre Elliott Trudeau Intl. 1 airline have flights from Saint John to Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Saint John to Montreal Pierre Elliott Trudeau Intl should not be difficult; the airport handles an average of 1 outbound flight to Montreal Pierre Elliott Trudeau Intl per day.

  • How long is the flight from Saint John to Montreal Pierre Elliott Trudeau Intl Airport?

    For as low as C$ 523, Air Canada can have you in Montreal Pierre Elliott Trudeau Intl Airport from Saint John in 1h 24m. The distance between Saint John and Montreal Pierre Elliott Trudeau Intl Airport is about 613 km. Generally, flights for this route are direct.

  • What is the cheapest airline to fly from Saint John to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Cheapflights users have booked flights from Saint John to Montreal Pierre Elliott Trudeau Intl Airport round-trip from C$ 428. Air Canada is currently priced 33% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Saint John to Montreal Pierre Elliott Trudeau Intl Airport?

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from Saint John, check out the most reliable airlines to get you to your destination on time: United Airlines (60%), Air Canada (58%), Jazz( 58%).

  • What are the cheapest flights from Saint John to Montreal Pierre Elliott Trudeau Intl Airport?

    The cheapest flight price from Saint John to Montreal Pierre Elliott Trudeau Intl Airport is C$ 221. On average you can expect to pay C$ 941. The most popular route, (Saint John - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 632.

  • Can I find deals for flights from St John to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on St John to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St John to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from St John to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from St John to Pierre Elliott Trudeau 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 Saint John to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Saint John to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 243). Flying from Saint John to Montreal Pierre Elliott Trudeau Intl Airport in September is currently the most expensive (average of C$ 434). 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 Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Trois-Rivières
Sherbrooke
Cornwall
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for St John to Pierre Elliott Trudeau Intl

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

Top airline flying from St John to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from St John to Pierre Elliott Trudeau 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 428AverageC$ 580FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from St John to Pierre Elliott Trudeau Intl?

When you search for this flight from St John to Pierre Elliott Trudeau Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from St John to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from St John to Pierre Elliott Trudeau Intl with no change fees?

Yes, we can. To see specific flights from St John to Pierre Elliott Trudeau Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St John to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from St John today and book when prices fit your budget.

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