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Cheap flights from Montreal to Saint John from C$ 211

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 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — YSJ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Montreal to St John

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to St John (YSJ). 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 11 September 2025.

Round-trip from

C$ 425

One-way from

C$ 211

Popular in

May

Cheapest in

September

Average price

C$ 521

Good round-trip deal

C$ 357 or less

Good one-way deal

C$ 255 or less
Air Canada
  • Air Canada
  • 20/10-24/10
  • Nonstop
  • 2h 37m total
  • Montreal to Saint John
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25/9
  • 25/9
  • 1 total stop
  • 26h 15m total
  • Montreal to Saint John
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Highest demand for flights based on searches. 6% potential increase in price (C$ 60 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Montreal (YMQ) to Saint John.
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Price to beat on a one-way flight from Montreal (YMQ) to Saint John.
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Find flight deals from Montreal to St John

Cheapest flights from Montreal to St John
Explore the most affordable flight options available from Montreal to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Mon 20/108:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Fri 24/1011:35 a.m.YSJ - YUL
Nonstop1h 23mAir Canada
Deal found 9/9C$ 425
Fri 10/108:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Fri 17/105:55 a.m.YSJ - YUL
1 stop4h 25mAir Canada
Deal found 10/9C$ 468
Thu 9/108:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Thu 16/105:55 a.m.YSJ - YUL
1 stop5h 25mAir Canada
Deal found 9/9C$ 470
Tue 7/108:35 a.m.YUL - YSJ
Nonstop1h 14mAir Canada
Tue 14/106:40 p.m.YSJ - YUL
1 stop7h 00mAir Canada
Deal found 9/9C$ 489

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to St John 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 11 September 2025.
Use the filters below to find and compare flights from Montreal to Saint John that are best for you.

Fly from

Montreal

Fly to

St John

Route

Depart

Return

Price

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

8:35 a.m.-10:49 a.m.

Nonstop1h 14m

Saint John

Fri 24/10

11:35 a.m.-11:58 a.m.

Nonstop1h 23m

C$ 425

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Fri 10/10

8:35 a.m.-10:49 a.m.

Nonstop1h 14m

Saint John

Fri 17/10

5:55 a.m.-9:20 a.m.

1 stop4h 25m

C$ 468

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Thu 9/10

11:15 a.m.-5:40 p.m.

1 stop5h 25m

Saint John

Thu 16/10

6:40 p.m.-12:40 a.m.

1 stop7h 00m

C$ 486

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

8:35 a.m.-10:49 a.m.

Nonstop1h 14m

Saint John

Tue 14/10

5:55 a.m.-10:20 a.m.

1 stop5h 25m

C$ 535

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

8:35 a.m.-10:49 a.m.

Nonstop1h 14m

Saint John

Sun 5/10

6:40 p.m.-12:40 a.m.

1 stop7h 00m

C$ 536

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

10:15 a.m.-5:40 p.m.

1 stop6h 25m

Saint John

Sun 26/10

5:40 a.m.-9:22 a.m.

1 stop4h 42m

C$ 560

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

6:45 a.m.-10:00 a.m.

1 stop26h 15m

C$ 211

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Sun 2/11

8:50 a.m.-11:15 a.m.

Nonstop1h 25m

C$ 218

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Thu 9/10

11:15 a.m.-5:40 p.m.

1 stop5h 25m

C$ 237

MontrealSaint John

YUL - YSJ

YULYSJ

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

6:45 a.m.-10:00 a.m.

1 stop26h 15m

C$ 251

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 15 results
1
2

Best time to book a flight from Montreal to St John

Have a flexible travel schedule? Discover the best time to fly to St John from Montreal 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 Montreal to Saint John

What is the cheapest month to book a flight from Montreal to Saint John?

Currently, May is the cheapest month in which you can book a flight from Montreal to Saint John (average of C$ 213). Flying from Montreal to Saint John in December is currently the most expensive (average of C$ 461). 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 YMQ to YSJ?

Find hourly flight availability from Montreal to St John. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

When flying from Montreal to Saint John, 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 20% versus a flight at noon.

Weekly flight availability from Montreal to Saint John

Explore weekly flight availability from Montreal to St John. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 September 2025.

The most flights from YMQ to YSJ are scheduled on a Monday (4 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Montreal to Saint John?

Reviews of airlines servicing St John

Get insights into the airlines that provide service to St John. 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 St John. Reviews last updated 11 September 2025.
Check out reviews from past customers who have flown with Air Canada from Montreal to Saint John to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,000 reviews
Check prices

Comfort

7.1

Overall

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Graeme,Sep 2025

YWG - YVR

Why not start boarding from the higher seat numbers? Easier movement for everyone. Easier to put baggage in over head lockers. Unable to get a coffee due to air turbulence, but not offered the chance to have a coffee once it had ceased.
Air Canada
7.1
Good
10,000 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Comfort

7.1

Overall

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Entertainment

6.8

Reviews

1 / 20
8.0
Excellent

Graeme,Sep 2025

YWG - YVR

Why not start boarding from the higher seat numbers? Easier movement for everyone. Easier to put baggage in over head lockers. Unable to get a coffee due to air turbulence, but not offered the chance to have a coffee once it had ceased.

Related info for your journey

Find useful and relevant information for your journey from Montreal to St John. 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 into for flights to Saint John from Montreal?

    Located just 15.1 km from the city centre, Saint John is the airport most travellers will use when flying to Saint John from Montreal. Booking flights from Montreal to Saint John (YSJ) should be relatively easy as there are 2 daily inbound flights from Montreal from 1 airline.

  • How long is the flight from Montreal to Saint John?

    Departing from Montreal to Saint John will take you 1h 14m. There are 613 km between Montreal and Saint John. All flights are typically direct.

  • What is the cheapest airline to fly from Montreal to Saint John round-trip?

    Cheapflights users have booked flights from Montreal to Saint John round-trip from C$ 441. Air Canada is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Montreal to Saint John?

    Consider Air Canada (77%), Jazz (77%) or United Airlines (77%) when booking your flight. These represent the most reliable airlines when flying from Montreal to Saint John.

  • What are the cheapest flights from Montreal to Saint John?

    Looking for the cheapest flight from Montreal to Saint John? While on average our users pay C$ 412, our data indicates the cheapest price to be C$ 238. The most popular route (Montreal Pierre Elliott Trudeau Intl - Saint John), is priced around C$ 495.

  • Can I find deals for flights from Montreal to St John that include hotel bookings?

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

  • How can I find direct flights from Montreal to St John?

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

  • Can I find deals for business class flights from Montreal to St John?

    Yes. Cheapflights offers flight deals from Montreal to St John 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 Montreal to Saint John?

    Currently, May is the cheapest month in which you can book a flight from Montreal to Saint John (average of C$ 213). Flying from Montreal to Saint John in December is currently the most expensive (average of C$ 461). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Montreal to St John

Discover the top airline that operate flights from Montreal to St John. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 441AverageC$ 621FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Montreal to St John?

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Why should you use Cheapflights to find cheap flight tickets from Montreal to St John?

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Can Cheapflights find flights from Montreal to St John with no change fees?

Yes, we can. To see specific flights from Montreal to St John 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 Montreal to St John become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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