$634 Cheap Flights from Montreal (YUL) to Shannon (SNN)

View $634 flight on Wed, Nov 19, 2025Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Shannon Airport (SNN)

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Cheap Flights from Montreal to Shannon (YUL-SNN)

Prices were available within the past 7 days and start at $634 for one-way flights and $715 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Nov 18 - Wed, Nov 26
YUL
Montreal
SNN
Shannon
$715 Roundtrip, found 21 hours ago
$715
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Nov 18 from Montreal to Shannon, returning Wed, Nov 26, priced at $715 found 21 hours ago
American Airlines
Mon, Jan 12 - Tue, Jan 27
YUL
Montreal
SNN
Shannon
$727 Roundtrip, found 4 days ago
$727
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Jan 12 from Montreal to Shannon, returning Tue, Jan 27, priced at $727 found 4 days ago
American Airlines
Mon, Nov 24 - Tue, Dec 2
YUL
Montreal
SNN
Shannon
$729 Roundtrip, found 4 days ago
$729
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Nov 24 from Montreal to Shannon, returning Tue, Dec 2, priced at $729 found 4 days ago
American Airlines
Tue, Nov 18 - Mon, Nov 24
YUL
Montreal
SNN
Shannon
$743 Roundtrip, found 21 hours ago
$743
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Tue, Nov 18 from Montreal to Shannon, returning Mon, Nov 24, priced at $743 found 21 hours ago
American Airlines
Thu, Jan 8 - Tue, Jan 20
YUL
Montreal
SNN
Shannon
$754 Roundtrip, found 4 days ago
$754
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Jan 8 from Montreal to Shannon, returning Tue, Jan 20, priced at $754 found 4 days ago
American Airlines
Thu, Jan 8 - Tue, Jan 27
YUL
Montreal
SNN
Shannon
$755 Roundtrip, found 5 days ago
$755
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Jan 8 from Montreal to Shannon, returning Tue, Jan 27, priced at $755 found 5 days ago
Aer Lingus
Wed, Mar 18 - Mon, Mar 23
YUL
Montreal
SNN
Shannon
$767 Roundtrip, found 5 days ago
$767
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Wed, Mar 18 from Montreal to Shannon, returning Mon, Mar 23, priced at $767 found 5 days ago
British Airways
Thu, Nov 27 - Thu, Dec 4
YUL
Montreal
SNN
Shannon
$863 Roundtrip, found 19 hours ago
$863
Roundtrip
found 19 hours ago
Select British Airways flight, departing Thu, Nov 27 from Montreal to Shannon, returning Thu, Dec 4, priced at $863 found 19 hours ago
Air Canada
Fri, Apr 3 - Sat, Apr 25
YUL
Montreal
SNN
Shannon
$883 Roundtrip, found 22 hours ago
$883
Roundtrip
found 22 hours ago
Select Air Canada flight, departing Fri, Apr 3 from Montreal to Shannon, returning Sat, Apr 25, priced at $883 found 22 hours ago
Delta
Sat, Aug 1 - Sat, Aug 8
YUL
Montreal
SNN
Shannon
$1,135 Roundtrip, found 6 days ago
$1,135
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug 1 from Montreal to Shannon, returning Sat, Aug 8, priced at $1,135 found 6 days ago

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN) cost?
Secure a cheap one-way flight from $634 or cheap return flight from $715 from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN)?
The cheapest month to fly from YUL to SNN is November, when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN)?
To find the cheapest airline flying from YUL to SNN, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN)?
Nonstop flights from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YUL to SNN?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on various factors, such as the time of year and carrier.*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 Shannon Airport (SNN)?
To avoid potential delays on the Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Shannon Airport (SNN) last-minute?
Booking your ticket from YUL to SNN just before your trip is usually more expensive. However, if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a YUL to SNN flight and hotel package?
Compared with arranging flights and hotels separately, booking a YUL to SNN flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Simply pick your flights and select from our wide range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Shannon Airport (SNN)?
If you booked your YUL to SNN flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Delta, United
Roundtrip price
$714
Distance
2874 mi

Book with confidence

Book with confidence

Montreal to Shannon Flights

The cheapest times to fly from Montreal to Shannon

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

 

The best time to book a flight from Montreal to Shannon

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

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 Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $634 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 Shannon 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 Shannon 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.

 

Montreal to Shannon Flights

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*Available to One Key members.