$346 Cheap Flights from Key West (EYW) to Montreal (YUL)

View $346 flight on Sat, Feb 21, 2026Opens in a new window

Popular airlines from Key West Intl. Airport (EYW) to Montreal–Trudeau Intl. Airport (YUL)

Cheap Flights from Key West to Montreal (EYW-YUL)

Prices were available within the past 7 days and start at $346 for one-way flights and $667 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 21 - Mon, Oct 27
EYW
Key West
YUL
Montreal
$667 Roundtrip, found 4 days ago
$667
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 21 from Key West to Montreal, returning Mon, Oct 27, priced at $667 found 4 days ago
Delta
Tue, Feb 10 - Tue, Feb 17
EYW
Key West
YUL
Montreal
$668 Roundtrip, found 12 hours ago
$668
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Feb 10 from Key West to Montreal, returning Tue, Feb 17, priced at $668 found 12 hours ago
Delta
Tue, Feb 10 - Tue, Feb 17
EYW
Key West
YUL
Montreal
$686 Roundtrip, found 12 hours ago
$686
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Feb 10 from Key West to Montreal, returning Tue, Feb 17, priced at $686 found 12 hours ago
Delta
Tue, Feb 10 - Tue, Feb 17
EYW
Key West
YUL
Montreal
$690 Roundtrip, found 12 hours ago
$690
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Feb 10 from Key West to Montreal, returning Tue, Feb 17, priced at $690 found 12 hours ago
American Airlines
Sat, Feb 14 - Sat, Feb 21
EYW
Key West
YUL
Montreal
$694 Roundtrip, found 3 hours ago
$694
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Feb 14 from Key West to Montreal, returning Sat, Feb 21, priced at $694 found 3 hours ago
American Airlines
Tue, Feb 10 - Tue, Feb 17
EYW
Key West
YUL
Montreal
$699 Roundtrip, found 12 hours ago
$699
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Tue, Feb 10 from Key West to Montreal, returning Tue, Feb 17, priced at $699 found 12 hours ago
Delta
Tue, Feb 10 - Tue, Feb 17
EYW
Key West
YUL
Montreal
$704 Roundtrip, found 12 hours ago
$704
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Feb 10 from Key West to Montreal, returning Tue, Feb 17, priced at $704 found 12 hours ago
United
Tue, Oct 21 - Thu, Oct 30
EYW
Key West
YUL
Montreal
$705 Roundtrip, found 4 days ago
$705
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 21 from Key West to Montreal, returning Thu, Oct 30, priced at $705 found 4 days ago
Delta
Sat, Feb 7 - Mon, Feb 16
EYW
Key West
YUL
Montreal
$708 Roundtrip, found 12 hours ago
$708
Roundtrip
found 12 hours ago
Select Delta flight, departing Sat, Feb 7 from Key West to Montreal, returning Mon, Feb 16, priced at $708 found 12 hours ago
WestJet
Tue, Feb 10 - Tue, Feb 17
EYW
Key West
YUL
Montreal
$851 Roundtrip, found 12 hours ago
$851
Roundtrip
found 12 hours ago
Select WestJet flight, departing Tue, Feb 10 from Key West to Montreal, returning Tue, Feb 17, priced at $851 found 12 hours ago

Frequently asked questions

How much does a flight from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Get a cheap one-way flight from $346 or cheap return flight from $667 from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The cheapest month to fly from EYW to YUL is October, when there's less demand. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To find the cheapest airline that'll fly you from EYW to YUL, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Nonstop flights from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from EYW to YUL?
You'll usually 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 Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL) route, fly before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Last-minute bookings from EYW to YUL are usually more expensive. To lock in the cheapest rates, start looking for flights early. That being said, if you're flexible with your travel plans, it's possible to find a cheap fare right before your trip.
Is it cheaper to book an EYW to YUL flight and hotel package?
Booking an EYW to YUL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Key West Intl. Airport (EYW) to Pierre Elliott Trudeau Intl. Airport (YUL)?
It's usually possible to reschedule or cancel your EYW to YUL flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Key West Intl.
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
American Airlines, Delta, United, WestJet
Roundtrip price
$667
Distance
1511 mi

Book with confidence

Book with confidence

Key West to Montreal Flights

The cheapest times to fly from Key West to Montreal

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

 

The best time to book a flight from Key West to Montreal

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

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 Key West to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $346 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 Key West to Montreal 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 Key West to Montreal 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.

 

Key West to Montreal Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.