The cheapest times to fly from YSJ to YUL are

  • January 1st to February 11th
  • July 30th to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from YSJ to YUL is late September. Prices can be as high as $376 for Monday flights during early to mid July, or as low as $276 for Wednesday flights around late September.


When to Fly to Montreal

Flying from Saint John (YSJ) to Montreal (YUL) will usually cost between $282 to $362 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $283. Due to high demand the most expensive time to fly is early to mid July, with an average price of $361. Planning your trip to low-cost times can easily save you $77 on economy flights and even more on first-class flights. Generally, any price below $330 can be considered a good price for a round-trip YSJ to YUL flight.

See below for a graph of average weekly prices for the YSJ to YUL route. All prices are for round-trip tickets in USD.

YSJ to YUL Flight Prices

Compared to other flights, the YSJ to YUL flight is much cheaper than the average and costs much less than the average flight leaving from Saint John. The average price per mile (for a direct flight) is $0.54, which is above average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to YUL, and Tuesday the cheapest day to fly back into YSJ. Mondays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $20 (6%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $316. Return trip prices are from the YUL to YSJ flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from YSJ to YUL can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 40 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from YSJ to YUL? We’ve got answers.

Which airlines fly this route?

You can find 2 major airlines flying this route most often: Air Canada, Porter Airlines, and potentially more during busy seasons.

How far away is it from Pierre Elliott Trudeau International Airport to Saint John Airport?

The distance between the two airports is roughly 381 miles or 613 kilometers.

How long does it take to fly from YSJ to YUL?

The real-world flight time for a nonstop YSJ to YUL flight is about 1 hour 40 minutes.

How many flights go between Saint John and Montreal?

It depends on the day of the week and the date, but a typical day might have around 72 available flights from YSJ to YUL.


Airport Location Info


Departing Airport

Origination codeYSJ
Origination airport nameSaint John Airport
CitySaint John

Return Airport

Destination codeYUL
Destination airport namePierre Elliott Trudeau International Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.