$392 Cheap Flights from Montreal (YUL) to Waterloo (ALO)

View $392 flight on Tue, Oct 28, 2025Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Waterloo, IA (ALO-Waterloo Regional)

Cheap Flights from Montreal to Waterloo (YUL-ALO)

Prices were available within the past 7 days and start at $392 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO) cost?
Snag a cheap one-way flight from $392 or cheap return flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO) 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 Waterloo Regional Airport (ALO)?
is the cheapest month to fly from YUL to ALO. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest YUL to ALO flight.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO)?
Direct flights from Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YUL to ALO?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a number of factors, including the airline and season.*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 Waterloo Regional Airport (ALO)?
To avoid possible delays on the Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be 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 Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO) last-minute?
Waiting until right before your break to book a ticket from YUL to ALO generally means paying more. While it's possible to find some last-minute deals, there's no guarantee. Be flexible with your travel plans to boost your chances of landing a bargain.
Is it cheaper to book a YUL to ALO flight and hotel package?
Booking a YUL to ALO flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our impressive range of hotels and then add flights, activities 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 Pierre Elliott Trudeau Intl. Airport (YUL) to Waterloo Regional Airport (ALO)?
If you booked your YUL to ALO flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Waterloo Regional
Distance
945 mi

Book with confidence

Montreal to Waterloo Flights

The cheapest times to fly from Montreal to Waterloo

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

 

The best time to book a flight from Montreal to Waterloo

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

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 Waterloo in 2025. You can also book with separate airlines for your outbound and return journeys, from $392 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 Waterloo 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 Waterloo 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 Waterloo Flights

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*Available to One Key members.