$430 Cheap Flights from Montreal (YUL) to Walla Walla (ALW)

View $430 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from Montreal–Trudeau Intl. Airport (YUL) to Walla Walla, WA (ALW-Walla Walla Regional)

Cheap Flights from Montreal to Walla Walla (YUL-ALW)

Prices were available within the past 7 days and start at $430 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 Walla Walla Regional Airport (ALW) cost?
Snag a cheap one-way flight from $430 or cheap return flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW) 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 Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW)?
The cheapest month to fly from YUL to ALW is , when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW)?
To find the cheapest airline flying from YUL to ALW, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW)?
There aren't any daily direct flights departing from Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from YUL to ALW?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, including 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 Walla Walla Regional Airport (ALW)?
Opt for a flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Walla Walla Regional Airport (ALW) last-minute?
Booking your flight from YUL to ALW just before your getaway is generally more expensive. But if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a YUL to ALW flight and hotel package?
Compared with arranging flights and hotels separately, booking a YUL to ALW flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and choose from our wide range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Pierre Elliott Trudeau Intl. Airport (YUL) to Walla Walla Regional Airport (ALW)?
Usually, it's possible to reschedule or cancel your YUL to ALW flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Walla Walla Regional
Distance
2118 mi

Book with confidence

Montreal to Walla Walla Flights

The cheapest times to fly from Montreal to Walla Walla

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

 

The best time to book a flight from Montreal to Walla Walla

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

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 Walla Walla in 2025. You can also book with separate airlines for your outbound and return journeys, from $430 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 Walla Walla 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 Walla Walla 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 Walla Walla Flights

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*Available to One Key members.