In terms of precipitation, rainfall in West Yellowstone ranges from 30.0 - 50.0 mm per month. January is typically the wettest month, when rainfall can reach 50.0 mm. April is typically the driest time to visit West Yellowstone when rainfall is around 30.0 mm.

If weather is an important factor for your trip to West Yellowstone, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -9.0 C).

What is the cheapest time of day to fly from YUL to WYS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone as you normally would.

What airport do you fly into for flights to West Yellowstone from Montreal Pierre Elliott Trudeau Intl?

Most people fly into West Yellowstone (WYS) if they book a flight to West Yellowstone from Montreal Pierre Elliott Trudeau Intl. On average, Yellowstone has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. West Yellowstone is conveniently located just 3.1 km from West Yellowstone’s city centre.

How can I find direct flights from Pierre Elliott Trudeau Intl to West Yellowstone?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to West Yellowstone.

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to West Yellowstone?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to West Yellowstone by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 600+ Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone

Cheap flight deals from Pierre Elliott Trudeau Intl to West Yellowstone

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Cheapest flights from Pierre Elliott Trudeau Intl to West Yellowstone
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to West Yellowstone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Thu 8/102:20 p.m. -

2 stops25h 10m

Thu 15/102:05 p.m. -

2 stops22h 45m

Deal found 8/9C$ 1,070

Thu 8/104:30 p.m. -

1 stop23h 00m

Thu 15/102:05 p.m. -

1 stop25h 05m

Deal found 8/9C$ 3,087

Find flight deals from Pierre Elliott Trudeau Intl to West Yellowstone

Round-trip from	C$ 1,070
One-way from	C$ 600

United Airlines
8/10-15/10
4 total stops
47h 55m total
Montreal to West Yellowstone

Search Deals

United Airlines
8/10-31/12
2 total stops
22h 50m total
Montreal to West Yellowstone

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone that are best for you.

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Cheapest round-trip

MontrealWest Yellowstone

YUL Montreal Pierre Elliott Trudeau Intl - WYS West Yellowstone

YULWYS

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

4:40 p.m.-1:30 p.m.

2 stops22h 50m

West Yellowstone

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 600

Quickest round-trip

MontrealWest Yellowstone

YUL Montreal Pierre Elliott Trudeau Intl - WYS West Yellowstone

YULWYS

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

4:55 p.m.-1:20 p.m.

2 stops22h 25m

West Yellowstone

Wed 31/12

12:00 a.m.-2:00 a.m.

Nonstop0h 00m

C$ 685

MontrealWest Yellowstone

YUL Montreal Pierre Elliott Trudeau Intl - WYS West Yellowstone

YULWYS

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

6:35 p.m.-1:30 p.m.

3 stops20h 55m

West Yellowstone

Thu 15/10

2:05 p.m.-2:50 p.m.

2 stops22h 45m

C$ 1,114

MontrealWest Yellowstone

YUL Montreal Pierre Elliott Trudeau Intl - WYS West Yellowstone

YULWYS

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

4:30 p.m.-1:30 p.m.

1 stop23h 00m

West Yellowstone

Thu 15/10

2:05 p.m.-5:10 p.m.

1 stop25h 05m

C$ 3,087

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Sorted by cheapest first

Best time to book a flight from Pierre Elliott Trudeau Intl to West Yellowstone

Have a flexible travel schedule? Discover the best time to fly to West Yellowstone from Pierre Elliott Trudeau Intl with our price prediction graph.

YUL-WYS

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly into for flights to West Yellowstone from Montreal Pierre Elliott Trudeau Intl?
Most people fly into West Yellowstone (WYS) if they book a flight to West Yellowstone from Montreal Pierre Elliott Trudeau Intl. On average, Yellowstone has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. West Yellowstone is conveniently located just 3.1 km from West Yellowstone’s city centre.
How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone?
Airlines like United Airlines fly from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone in about 25h 10m. The time it takes to get you to your destination can typically vary by up to . There are 2906 km between Montreal Pierre Elliott Trudeau Intl Airport and West Yellowstone.
Can I find deals for flights from Pierre Elliott Trudeau Intl to West Yellowstone that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to West Yellowstone flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to West Yellowstone?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to West Yellowstone.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to West Yellowstone?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to West Yellowstone by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone from C$ 600

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pierre Elliott Trudeau Intl to West Yellowstone

Cheapest flights from Pierre Elliott Trudeau Intl to West YellowstoneExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to West Yellowstone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to West Yellowstone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Pierre Elliott Trudeau Intl to West YellowstoneDiscover carefully curated flight deals from Pierre Elliott Trudeau Intl to West Yellowstone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to West Yellowstone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to West YellowstoneDiscover last-minute flight deals from Pierre Elliott Trudeau Intl to West Yellowstone. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Pierre Elliott Trudeau Intl to West Yellowstone. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to West YellowstoneSearch for one-way flight options from Pierre Elliott Trudeau Intl to West Yellowstone. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Pierre Elliott Trudeau Intl to West Yellowstone. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone that are best for you.

Best time to book a flight from Pierre Elliott Trudeau Intl to West Yellowstone

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Related info for your journey

What airport do you fly into for flights to West Yellowstone from Montreal Pierre Elliott Trudeau Intl?

How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone?

Can I find deals for flights from Pierre Elliott Trudeau Intl to West Yellowstone that include hotel bookings?

How can I find direct flights from Pierre Elliott Trudeau Intl to West Yellowstone?

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to West Yellowstone?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Pierre Elliott Trudeau Intl to West Yellowstone

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Pierre Elliott Trudeau Intl and West Yellowstone flights

Browse other Pierre Elliott Trudeau Intl and West Yellowstone flight options. Last updated on 10 September 2026.

Other flights from Pierre Elliott Trudeau Intl

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Cheapest flights from Pierre Elliott Trudeau Intl to West Yellowstone
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to West Yellowstone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Pierre Elliott Trudeau Intl to West Yellowstone
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to West Yellowstone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Pierre Elliott Trudeau Intl to West Yellowstone
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to West Yellowstone. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Pierre Elliott Trudeau Intl to West Yellowstone
Search for one-way flight options from Pierre Elliott Trudeau Intl to West Yellowstone. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.