$179 Cheap Flights from Saint John (YSJ) to Montreal (YUL)

View $179 flight on Sun, Jan 11, 2026Opens in a new window

Popular airlines from Saint John, NB (YSJ) to Montreal–Trudeau Intl. Airport (YUL)

Cheap Flights from Saint John to Montreal (YSJ-YUL)

Prices were available within the past 7 days and start at $179 for one-way flights and $388 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Oct 19 - Sat, Oct 25
YSJ
Saint John
YUL
Montreal
$388 Roundtrip, found 4 days ago
$388
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Oct 19 from Saint John to Montreal, returning Sat, Oct 25, priced at $388 found 4 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 8
YSJ
Saint John
YUL
Montreal
$389 Roundtrip, found 3 days ago
$389
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Saint John to Montreal, returning Mon, Dec 8, priced at $389 found 3 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 8
YSJ
Saint John
YUL
Montreal
$401 Roundtrip, found 3 days ago
$401
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Saint John to Montreal, returning Mon, Dec 8, priced at $401 found 3 days ago
Air Canada
Sun, Oct 19 - Sat, Oct 25
YSJ
Saint John
YUL
Montreal
$411 Roundtrip, found 4 days ago
$411
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Oct 19 from Saint John to Montreal, returning Sat, Oct 25, priced at $411 found 4 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 8
YSJ
Saint John
YUL
Montreal
$414 Roundtrip, found 3 days ago
$414
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Saint John to Montreal, returning Mon, Dec 8, priced at $414 found 3 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 8
YSJ
Saint John
YUL
Montreal
$415 Roundtrip, found 3 days ago
$415
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Saint John to Montreal, returning Mon, Dec 8, priced at $415 found 3 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 8
YSJ
Saint John
YUL
Montreal
$416 Roundtrip, found 3 days ago
$416
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Saint John to Montreal, returning Mon, Dec 8, priced at $416 found 3 days ago
Air Canada
Thu, Dec 4 - Sun, Dec 7
YSJ
Saint John
YUL
Montreal
$419 Roundtrip, found 3 days ago
$419
Roundtrip
found 3 days ago
Select Air Canada flight, departing Thu, Dec 4 from Saint John to Montreal, returning Sun, Dec 7, priced at $419 found 3 days ago
Air Canada
Sun, Oct 19 - Sat, Oct 25
YSJ
Saint John
YUL
Montreal
$424 Roundtrip, found 2 days ago
$424
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Oct 19 from Saint John to Montreal, returning Sat, Oct 25, priced at $424 found 2 days ago
Air Canada
Fri, Dec 5 - Mon, Dec 8
YSJ
Saint John
YUL
Montreal
$425 Roundtrip, found 3 days ago
$425
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Dec 5 from Saint John to Montreal, returning Mon, Dec 8, priced at $425 found 3 days ago

Find the cheapest month to fly from Saint John (YSJ) to Montreal (YUL)

October is typically the cheapest month to fly

From $289 - $840 per traveler.

Alternative airports near Montreal

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Pierre Elliott Trudeau Intl. YUL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $504
YUL
Pierre Elliott Trudeau Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $504
Flights from Saint John (YSJ) to Montreal (YUL)
Origin airport
Saint John
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada
Roundtrip price
$387
Distance
381 mi
Average flight time
1 hour 23 mins

Saint John to Montreal Flights

The cheapest times to fly from Saint John to Montreal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Saint John to Montreal are during the month of October. You can find some of the cheapest flights from Saint John to Montreal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Saint John to Montreal

Sunday is one of the best days to book for cheap flights from Saint John to Montreal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Saint John to Montreal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Saint John to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $179 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Saint John to Montreal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Saint John to Montreal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Get a cheap one-way flight from $179 or cheap return flight from $388 from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The cheapest month to fly from YSJ to YUL is October, when demand is low. Off-peak season is generally when airlines offer better prices between these airports.
Which airlines fly direct from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Take a nonstop flight with Air Canada and travel straight from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the cheapest airline that flies from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest YSJ to YUL flight.
How many flights per day from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
On average, there is just 1 direct flight leaving from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL) every day. If this doesn't fit your travel plans, check out flights with a layover. Just customize your search on Expedia to include one stop or more to find the next best option.
What are the most popular departure times for flights from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
More passengers fly between YSJ and YUL at 4 PM than at any other point in the day. Rather go when it's quieter? Consider flying outside peak hours and you could save on your ticket as well.
What day of the week has the most flights from YSJ to YUL?
Jet off on a Friday if you're after the best choice of flights from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the earliest flight from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The first flight of the day departing from Saint John Airport (YSJ) is at around 4:30PM UTC-4. Hop on this flight and you'll land at Pierre Elliott Trudeau Intl. Airport (YUL) at approximately 5:09PM UTC-5. The total flight duration is 1h 39m.
How long does it take to fly from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
It takes about 1 hour and 39 minutes to fly the 380 mi from YSJ to YUL.
What is the best time to fly from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Montreal from Saint John Airport (YSJ)?
You can land at Pierre Elliott Trudeau Intl. Airport (YUL) or St. Hubert Airport (YHU) when you travel to Montreal on a direct flight from Saint John Airport (YSJ).
Is it cheaper to buy a plane ticket from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Waiting until just before your departure to book your flight from YSJ to YUL generally means paying more. While you might find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule for the best chance of snagging a bargain.
Is it cheaper to book a YSJ to YUL flight and hotel package?
Compared with arranging hotels and flights separately, booking a YSJ to YUL flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place will take the hassle out of planning your trip. Simply pick your flights and select from our wide range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Saint John Airport (YSJ) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Typically, you can reschedule or cancel your YSJ to YUL flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.