$531 Cheap Flights from Montreal (YUL) to Belfast (BFS)

View $531 flight on Tue, Oct 7, 2025Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Belfast International Airport (BFS)

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Cheap Flights from Montreal to Belfast (YUL-BFS)

Prices were available within the past 7 days and start at $531 for one-way flights and $672 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$672 Roundtrip, found 5 hours ago
$672
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $672 found 5 hours ago
British Airways
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$673 Roundtrip, found 5 hours ago
$673
Roundtrip
found 5 hours ago
Select British Airways flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $673 found 5 hours ago
American Airlines
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$675 Roundtrip, found 5 hours ago
$675
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $675 found 5 hours ago
British Airways
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$676 Roundtrip, found 5 hours ago
$676
Roundtrip
found 5 hours ago
Select British Airways flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $676 found 5 hours ago
American Airlines
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$678 Roundtrip, found 5 hours ago
$678
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $678 found 5 hours ago
British Airways
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$679 Roundtrip, found 5 hours ago
$679
Roundtrip
found 5 hours ago
Select British Airways flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $679 found 5 hours ago
American Airlines
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$681 Roundtrip, found 5 hours ago
$681
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $681 found 5 hours ago
Delta
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$832 Roundtrip, found 5 hours ago
$832
Roundtrip
found 5 hours ago
Select Delta flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $832 found 5 hours ago
KLM
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$884 Roundtrip, found 5 hours ago
$884
Roundtrip
found 5 hours ago
Select KLM flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $884 found 5 hours ago
Virgin Atlantic
Mon, Nov 10 - Mon, Nov 17
YUL
Montreal
BHD
Belfast
$902 Roundtrip, found 5 hours ago
$902
Roundtrip
found 5 hours ago
Select Virgin Atlantic flight, departing Mon, Nov 10 from Montreal to Belfast, returning Mon, Nov 17, priced at $902 found 5 hours ago
Flights from Montreal (YUL) to Belfast (BHD)
Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
George Best Belfast City
Roundtrip price
$672
Distance
2955 mi

Montreal to Belfast Flights

The cheapest times to fly from Montreal to Belfast

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

 

The best time to book a flight from Montreal to Belfast

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

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 Belfast in 2025. You can also book with separate airlines for your outbound and return journeys, from $531 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 Belfast 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 Belfast 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 Belfast Intl. Airport (BFS) cost?
Discover the latest flight deals from YUL to BFS 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 BFS?
The cheapest flights from YUL to BFS 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 BFS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YUL to BFS. 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 Belfast Intl. Airport (BFS)?
There are no daily nonstop flights available from Pierre Elliott Trudeau Intl. Airport (YUL) to Belfast Intl. Airport (BFS). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from YUL to BFS?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a number of factors, including the time of year and airline.*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 Belfast Intl. Airport (BFS)?
To avoid possible delays on the Pierre Elliott Trudeau Intl. Airport (YUL) to Belfast Intl. Airport (BFS) route, fly before 3 PM. Later departures 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 Belfast Intl. Airport (BFS) last-minute?
Holding off until right before your break to book your flight from YUL to BFS generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of landing a bargain.
Is it cheaper to book a YUL to BFS flight and hotel package?
You'll generally save money by booking a YUL to BFS 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. After choosing your ideal flights and accommodations, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Belfast Intl. Airport (BFS)?
Typically, you can cancel or modify your YUL to BFS flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.