$173 Cheap Flights from Montreal (YUL) to Sudbury (YSB)

View $173 flight on Sat, Jun 7, 2025Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Sudbury, ON (YSB-Greater Sudbury)

Find available prices by choosing your travel dates.

Cheap Flights from Montreal to Sudbury (YUL-YSB)

Prices were available within the past 7 days and start at $173 for one-way flights and $335 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Wed, Jun 4 - Wed, Jun 11
YUL
Montreal
YSB
Sudbury
$335 Roundtrip, found 4 days ago
$335
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Wed, Jun 4 from Montreal to Sudbury, returning Wed, Jun 11, priced at $335 found 4 days ago
Porter Airlines
Fri, May 30 - Sun, Jun 1
YUL
Montreal
YSB
Sudbury
$359 Roundtrip, found 3 hours ago
$359
Roundtrip
found 3 hours ago
Select Porter Airlines flight, departing Fri, May 30 from Montreal to Sudbury, returning Sun, Jun 1, priced at $359 found 3 hours ago
Porter Airlines
Fri, May 16 - Mon, May 19
YUL
Montreal
YSB
Sudbury
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Fri, May 16 from Montreal to Sudbury, returning Mon, May 19, priced at $363 found 1 day ago
Porter Airlines
Fri, May 16 - Mon, May 19
YUL
Montreal
YSB
Sudbury
$386 Roundtrip, found 1 day ago
$386
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Fri, May 16 from Montreal to Sudbury, returning Mon, May 19, priced at $386 found 1 day ago
Porter Airlines
Wed, Jun 4 - Wed, Jun 11
YUL
Montreal
YSB
Sudbury
$406 Roundtrip, found 4 days ago
$406
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Wed, Jun 4 from Montreal to Sudbury, returning Wed, Jun 11, priced at $406 found 4 days ago
Porter Airlines
Fri, May 30 - Sun, Jun 1
YUL
Montreal
YSB
Sudbury
$430 Roundtrip, found 3 hours ago
$430
Roundtrip
found 3 hours ago
Select Porter Airlines flight, departing Fri, May 30 from Montreal to Sudbury, returning Sun, Jun 1, priced at $430 found 3 hours ago
Porter Airlines
Fri, May 16 - Mon, May 19
YUL
Montreal
YSB
Sudbury
$434 Roundtrip, found 1 day ago
$434
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Fri, May 16 from Montreal to Sudbury, returning Mon, May 19, priced at $434 found 1 day ago
Porter Airlines
Fri, May 16 - Mon, May 19
YUL
Montreal
YSB
Sudbury
$457 Roundtrip, found 1 day ago
$457
Roundtrip
found 1 day ago
Select Porter Airlines flight, departing Fri, May 16 from Montreal to Sudbury, returning Mon, May 19, priced at $457 found 1 day ago
Porter Airlines
Fri, May 2 - Sun, May 4
YUL
Montreal
YSB
Sudbury
$483 Roundtrip, found 3 days ago
$483
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Fri, May 2 from Montreal to Sudbury, returning Sun, May 4, priced at $483 found 3 days ago
Porter Airlines
Wed, Jun 4 - Wed, Jun 11
YUL
Montreal
YSB
Sudbury
$503 Roundtrip, found 4 days ago
$503
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Wed, Jun 4 from Montreal to Sudbury, returning Wed, Jun 11, priced at $503 found 4 days ago
Flights from Montreal (YUL) to Sudbury (YSB)
Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Greater Sudbury
Airlines serving
Porter Airlines
Roundtrip price
$335
Distance
347 mi

Montreal to Sudbury Flights

The cheapest times to fly from Montreal to Sudbury

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 Montreal to Sudbury are during the month of June. You can find some of the cheapest flights from Montreal to Sudbury with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Montreal to Sudbury

Sunday is one of the best days to book for cheap flights from Montreal to Sudbury: 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 Montreal to Sudbury

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 Montreal to Sudbury in 2025. You can also book with separate airlines for your outbound and return journeys, from $173 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 Montreal to Sudbury 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 Montreal to Sudbury 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 Pierre Elliott Trudeau Intl. Airport (YUL) to Greater Sudbury Airport (YSB) cost?
Discover the latest flight deals from YUL to YSB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YUL to YSB?
The cheapest flights from YUL to YSB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from YUL to YSB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from YUL to YSB. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Greater Sudbury Airport (YSB)?
There aren’t any daily nonstop flights available from Pierre Elliott Trudeau Intl. Airport (YUL) to Greater Sudbury Airport (YSB). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be cruising above the clouds before you know it.
What day of the week has the most flights from YUL to YSB?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Greater Sudbury Airport (YSB)?
To arrive at Greater Sudbury Airport (YSB) without delays, choose a flight that leaves from Pierre Elliott Trudeau Intl. Airport (YUL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
Is it cheaper to buy a plane ticket from Pierre Elliott Trudeau Intl. Airport (YUL) to Greater Sudbury Airport (YSB) last-minute?
Booking your plane ticket from YUL to YSB just before your journey is generally more expensive. But if there’s some wiggle room with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a YUL to YSB flight and hotel package?
You can save money by booking a YUL to YSB flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one convenient place. Once you’ve selected your ideal accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Greater Sudbury Airport (YSB)?
If you reserved your YUL to YSB flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.