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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone from C$ 1,178

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — WYS
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to West Yellowstone

Enter your travel dates to find the best prices.

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 11 June 2026.

Tue 16/66:20 p.m.
YUL
-
WYS
2 stops21h 12m
United Airlines
Tue 23/62:19 p.m.
WYS
-
YUL
2 stops15h 19m
United Airlines
Deal found 9/6C$ 1,178
Fri 12/68:10 a.m.
YUL
-
WYS
1 stop9h 52m
United Airlines
Fri 19/65:45 p.m.
WYS
-
YUL
2 stops19h 15m
United Airlines
Deal found 7/6C$ 1,346
Fri 12/68:10 a.m.
YUL
-
WYS
1 stop7h 22m
Multiple Airlines
Fri 19/65:45 p.m.
WYS
-
YUL
1 stop19h 43m
Multiple Airlines
Deal found 7/6C$ 1,763

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.
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

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to West Yellowstone. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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.

  • 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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Alternative routes for Pierre Elliott Trudeau Intl to West Yellowstone

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