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Cheap flights from Saint John to Montreal Pierre Elliott Trudeau Intl Airport from C$ 261

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — YUL
11 Jan — 18 Jan1
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 12 December 2025.

Mon 22/1212:00 p.m.YSJ - YUL
2 stops11h 45mMultiple Airlines
Wed 24/126:45 a.m.YUL - YSJ
2 stops8h 00mMultiple Airlines
Deal found 9/12C$ 870
Fri 26/124:15 p.m.YSJ - YUL
Nonstop1h 29mAir Canada
Tue 30/121:10 p.m.YUL - YSJ
Nonstop1h 25mAir Canada
Deal found 10/12C$ 878
Wed 24/1212:00 p.m.YSJ - YUL
1 stop8h 44mMultiple Airlines
Wed 31/129:55 a.m.YUL - YSJ
1 stop4h 50mMultiple Airlines
Deal found 11/12C$ 927
Fri 26/1212:00 p.m.YSJ - YUL
1 stop8h 44mMultiple Airlines
Tue 30/126:45 a.m.YUL - YSJ
2 stops8h 00mMultiple Airlines
Deal found 10/12C$ 1,005
Mon 29/124:15 p.m.YSJ - YUL
Nonstop1h 29mAir Canada
Thu 1/111:30 p.m.YUL - YSJ
1 stop10h 09mAir Canada
Deal found 11/12C$ 1,040
Wed 24/124:15 p.m.YSJ - YUL
Nonstop1h 29mAir Canada
Wed 31/121:10 p.m.YUL - YSJ
Nonstop1h 23mAir Canada
Deal found 11/12C$ 1,069

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 12 December 2025.

Round-trip from

C$ 546

One-way from

C$ 261

Popular in

December

Cheapest in

November

Average price

C$ 965

Good round-trip deal

C$ 700 or less

Good one-way deal

C$ 663 or less
Air Canada
  • Air Canada
  • 16/1-19/1
  • Nonstop
  • 3h 05m total
  • Saint John to Montreal
Search Deals
Air Canada
  • Air Canada
  • 26/2
  • Nonstop
  • 1h 35m total
  • Saint John to Montreal
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 15 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 December 2025
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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.
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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 12 December 2025.
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 16/1

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

Nonstop1h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

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

Nonstop1h 30m

C$ 546

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Sat 10/1

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

Nonstop1h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

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

Nonstop1h 30m

C$ 565

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Thu 22/1

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

Nonstop1h 29m

Montreal Pierre Elliott Trudeau Intl

Sat 24/1

5:10 p.m.-11:29 p.m.

1 stop5h 19m

C$ 574

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Tue 19/5

5:35 a.m.-9:21 a.m.

1 stop4h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

1:20 p.m.-3:40 p.m.

Nonstop1h 20m

C$ 622

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Mon 12/1

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

Nonstop1h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 13/1

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

Nonstop1h 30m

C$ 683

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Wed 7/1

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

Nonstop1h 35m

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

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

Nonstop1h 30m

C$ 717

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Thu 26/2

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

Nonstop1h 35m

C$ 261

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Wed 25/2

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

Nonstop1h 35m

C$ 319

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Wed 25/2

12:00 p.m.-8:14 p.m.

1 stop9h 14m

C$ 349

Saint JohnMontreal

YSJ - YUL

YSJYUL

Saint John

Fri 27/2

12:00 p.m.-10:45 p.m.

2 stops11h 45m

C$ 385

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 11 results
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2

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, June is the cheapest month in which you can book a flight from Saint John to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 262). Flying from Saint John to Montreal Pierre Elliott Trudeau Intl Airport in September is currently the most expensive (average of C$ 432). 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 12 December 2025.

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 12 December 2025.
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
10,516 reviews
Check prices

Food

6.3

Boarding

7.3

Comfort

7.1

Overall

7.1

Entertainment

6.8

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

robert,Sep 2025

YEG - YVR

There was nothing that I liked about air canada. My experience was terrible.
Air Canada
7.1
Good
10,516 reviews
Air Canada
7.1
Good
10,516 reviews
Check prices

Food

6.3

Boarding

7.3

Comfort

7.1

Overall

7.1

Entertainment

6.8

Crew

7.8

Reviews

1 / 20
2.0
Mediocre

robert,Sep 2025

YEG - YVR

There was nothing that I liked about air canada. My experience was terrible.

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 2 outbound flights 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$ 546, Air Canada can have you in Montreal Pierre Elliott Trudeau Intl Airport from Saint John in 1h 35m. 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$ 440. Air Canada is currently priced 32% 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: Air Canada (88%), Jazz (88%), United Airlines( 79%).

  • 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$ 225. On average you can expect to pay C$ 1,410. The most popular route, (Saint John - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 560.

  • 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, June is the cheapest month in which you can book a flight from Saint John to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 262). Flying from Saint John to Montreal Pierre Elliott Trudeau Intl Airport in September is currently the most expensive (average of C$ 432). 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
Cornwall
Sherbrooke
Trois-Rivières
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 456AverageC$ 598FlexibilityNo 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?

Cheapflights simply makes it quick and affordable to book flights from St John to Pierre Elliott Trudeau Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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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