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Cheap flights from Sudbury, ON to Montreal from C$ 189

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 27/3. Fares are subject to change and may not be available on all flights or dates of travel.
YSB — YMQ
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sudbury to Montreal

Enter your travel dates to find the best prices.

Cheapest flights from Sudbury to Montreal
Explore the most affordable flight options available from Sudbury to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2026.

Thu 19/31:15 p.m.
YSB
-
YUL
1 stop3h 15m
Porter Airlines
Thu 26/38:55 a.m.
YUL
-
YSB
1 stop3h 40m
Porter Airlines
Deal found 17/2C$ 390
Mon 9/31:15 p.m.
YSB
-
YUL
1 stop4h 30m
Porter Airlines
Wed 11/36:50 a.m.
YUL
-
YSB
1 stop5h 45m
Porter Airlines
Deal found 16/2C$ 397
Mon 16/31:15 p.m.
YSB
-
YUL
1 stop4h 30m
Porter Airlines
Fri 20/38:55 a.m.
YUL
-
YSB
1 stop3h 40m
Porter Airlines
Deal found 19/2C$ 407
Fri 20/31:15 p.m.
YSB
-
YUL
1 stop4h 30m
Porter Airlines
Fri 27/38:55 a.m.
YUL
-
YSB
1 stop3h 40m
Porter Airlines
Deal found 18/2C$ 408
Fri 13/31:15 p.m.
YSB
-
YUL
1 stop3h 15m
Porter Airlines
Fri 20/38:55 a.m.
YUL
-
YSB
1 stop3h 40m
Porter Airlines
Deal found 17/2C$ 427
Thu 26/38:00 p.m.
YSB
-
YUL
1 stop3h 22m
Air Canada
Sat 4/43:15 p.m.
YUL
-
YSB
1 stop4h 06m
Air Canada
Deal found 18/2C$ 431
Fri 20/33:55 p.m.
YSB
-
YUL
2 stops4h 50m
Air Canada
Fri 27/31:10 p.m.
YUL
-
YSB
1 stop6h 14m
Air Canada
Deal found 18/2C$ 471
Thu 9/49:45 a.m.
YSB
-
YUL
2 stops5h 54m
Air Canada
Sun 12/49:20 a.m.
YUL
-
YSB
2 stops5h 56m
Air Canada
Deal found 17/2C$ 478
Tue 17/38:00 p.m.
YSB
-
YUL
1 stop4h 32m
Air Canada
Fri 20/311:10 a.m.
YUL
-
YSB
1 stop4h 09m
Air Canada
Deal found 17/2C$ 504

Find flight deals from Sudbury to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Sudbury (YSB) to Montreal (YMQ). 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 19 February 2026.

Round-trip from

C$ 390

One-way from

C$ 189

Popular in

September

Cheapest in

February

Average price

C$ 319
Porter Airlines
  • Porter Airlines
  • 19/3-26/3
  • 2 total stops
  • 6h 55m total
  • Sudbury to Montreal
Search Deals
Porter Airlines
  • Porter Airlines
  • 27/3
  • 1 total stop
  • 4h 30m total
  • Sudbury to Montreal
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 145 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sudbury to Montreal 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 19 February 2026.
Use the filters below to find and compare flights from Sudbury to Montreal that are best for you.

Fly from

Sudbury

Fly to

Montreal

Route

Depart

Return

Price

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Thu 19/3

1:15 p.m.-4:30 p.m.

1 stop3h 15m

Montreal Pierre Elliott Trudeau Intl

Thu 26/3

8:55 a.m.-12:35 p.m.

1 stop3h 40m

C$ 390

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Mon 16/3

1:15 p.m.-5:45 p.m.

1 stop4h 30m

Montreal Pierre Elliott Trudeau Intl

Fri 20/3

8:55 a.m.-12:35 p.m.

1 stop3h 40m

C$ 407

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Thu 9/4

8:05 p.m.-1:51 a.m.

1 stop5h 46m

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

3:15 p.m.-7:21 p.m.

1 stop4h 06m

C$ 431

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Thu 26/3

8:00 p.m.-11:22 p.m.

1 stop3h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 4/4

3:15 p.m.-7:21 p.m.

1 stop4h 06m

C$ 431

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Fri 20/3

3:55 p.m.-8:45 p.m.

2 stops4h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 27/3

1:10 p.m.-7:24 p.m.

1 stop6h 14m

C$ 471

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Tue 17/3

3:55 p.m.-8:45 p.m.

2 stops4h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 20/3

11:10 a.m.-3:19 p.m.

1 stop4h 09m

C$ 511

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Fri 3/4

1:15 p.m.-5:45 p.m.

1 stop4h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

6:50 a.m.-12:35 p.m.

1 stop5h 45m

C$ 516

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Fri 27/3

1:15 p.m.-5:45 p.m.

1 stop4h 30m

C$ 189

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Sat 4/4

8:05 p.m.-11:21 p.m.

1 stop3h 16m

C$ 209

SudburyMontreal

YSB - YUL

YSBYUL

Sudbury

Fri 27/3

3:55 p.m.-8:45 p.m.

2 stops4h 50m

C$ 211

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/2

Showing 1-10 of 16 results
1
2

Best time to book a flight from Sudbury to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Sudbury 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 Sudbury to Montreal

What’s the top layover airport for flights from Sudbury, Ontario to Montreal?

Share of one-stop round-trip flights from Sudbury, Ontario to Montreal chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YTZ) – chosen by Cheapflights users on 69% of one-stop itineraries from Sudbury, Ontario to Montreal on Cheapflights.

What’s the cheapest layover airport for flights from Sudbury, Ontario to Montreal?

Average round-trip fare for 1-stop flights from Sudbury, Ontario to Montreal, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YTZ) is the most affordable 1-stop option, with an average round-trip price of C$ 473.

What’s the fastest layover option from Sudbury, Ontario to Montreal?

Shortest average travel time for 1-stop one-way flights from Sudbury, Ontario to Montreal, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 3h 48m.

Which airport typically offers the quickest layover for flights from Sudbury, Ontario to Montreal?

Average layover duration for 1-stop one-way flights from Sudbury, Ontario to Montreal, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 1h 38m.

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated 19 February 2026.
Read reviews from past customers who have flown Porter Airlines and Air Canada from Sudbury to Montreal. 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.
Porter Airlines
8.0
Very good
419 reviews
Check prices

Food

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Porter Airlines
8.0
Very good
419 reviews
Porter Airlines
8.0
Very good
419 reviews
Check prices

Food

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!
Air Canada
7.1
Good
10,732 reviews
Porter Airlines
8.0
Very good
419 reviews
Check prices

Food

7.6

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

6.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Related info for your journey

Find useful and relevant information for your journey from Sudbury to Montreal. 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 Sudbury to Montreal?

    Most people fly from Sudbury (YSB) if they book a flight from Sudbury to Montreal. On average, Sudbury has 0 outbound flights to Montreal per day from 2 airlines. Sudbury is conveniently located just 20.9 km from Sudbury’s city centre.

  • How long is the flight from Sudbury, Ontario to Montreal?

    For as low as C$ 390, Porter Airlines can have you in Montreal from Sudbury, Ontario in 3h 15m. There are 558 km between Sudbury, Ontario and Montreal. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sudbury, Ontario to Montreal round-trip?

    Flying on Porter Airlines is currently your cheapest option to Montreal, with prices starting at C$ 358. Another option worth looking into is Air Canada, starting at C$ 362 round trip. These flights start at 29% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Sudbury to Montreal?

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

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

    Yes. Cheapflights offers flight deals from Sudbury to Montreal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Sudbury to Montreal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Sudbury to Montreal

Discover the top 2 airlines that operate flights from Sudbury to Montreal. 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 19 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 358AverageC$ 566FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 362AverageC$ 492FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sudbury to Montreal?

Cheapflights helps you search for flights from Sudbury to Montreal via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Montreal from Sudbury.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sudbury to Montreal flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sudbury to Montreal become cheaper?

Yes, Cheapflights offers price alerts on Sudbury to Montreal flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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