Where can I fly from to get the cheapest fares to West Yellowstone?

Based on fares booked in the past 5 days, the cheapest flights to West Yellowstone are from: • Montreal, from C$ 1,070 round-trip • Toronto, from C$ 1,228 round-trip

How do I know if a flight to West Yellowstone is a good deal?

A good deal on a flight to West Yellowstone is around C$ 1,011 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Which airlines should I consider for flights to West Yellowstone?

United Airlines is the most popular airline for KAYAK users flying to West Yellowstone and has the best on-time record at the destination's main airport.

What are the most popular airlines flying to West Yellowstone?

United Airlines is the only airline flying to West Yellowstone on KAYAK.

C$ 600 CHEAP FLIGHTS to West Yellowstone in 2026

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Cheapest round-trip

C$ 1,070

Typical prices: C$ 1,011-C$ 1,852

United Airlines

Mon 8/10Mon 15/10

YUL - WYS • 2 stops

Cheapest one-way flights

C$ 600

Typical prices: C$ 513-C$ 767

United Airlines

Mon 8/10

YUL - WYS • 2 stops

Top airlines

United Airlines

Best reviews • 7.4 score

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We hope you enjoy your trip to West Yellowstone!

Flight Deals

Cheap Flights to West Yellowstone

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

All Flight Deals

Recent round-trip flight deals to West Yellowstone

Thu, 8 Oct - Thu, 15 Oct

2:20 p.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

25h 10m2 stops Washington, D.C. Dulles Intl Denver Intl

2:05 p.m. - 2:50 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

22h 45m2 stops Denver Intl Houston George Bush Intcntl

C$ 1,070United Airlines

Thu, 8 Oct - Thu, 15 Oct

6:35 p.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

20h 55m3 stops San Francisco Portland Denver Intl

2:05 p.m. - 2:50 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

22h 45m2 stops Denver Intl Houston George Bush Intcntl

C$ 1,114United Airlines

Mon, 5 Oct - Mon, 12 Oct

6:50 p.m. - 1:30 p.m.YYZ Toronto Pearson Intl-WYS West Yellowstone

20h 40m2 stops Chicago O'Hare Intl Denver Intl

2:05 p.m. - 11:43 a.m.WYS West Yellowstone-YYZ Toronto Pearson Intl

19h 38m2 stops Denver Intl Newark

C$ 1,228United Airlines

Mon, 5 Oct - Mon, 12 Oct

8:50 a.m. - 1:30 p.m.YYZ Toronto Pearson Intl-WYS West Yellowstone

6h 40m1 stop Denver Intl

2:05 p.m. - 9:19 a.m.WYS West Yellowstone-YYZ Toronto Pearson Intl

17h 14m2 stops Denver Intl Newark

C$ 1,306United Airlines

Thu, 8 Oct - Thu, 15 Oct

8:15 a.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

7h 15m1 stop Denver Intl

2:05 p.m. - 1:09 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

21h 04m2 stops Denver Intl Newark

C$ 1,574United Airlines

Mon, 5 Oct - Mon, 12 Oct

8:50 a.m. - 1:30 p.m.YYZ Toronto Pearson Intl-WYS West Yellowstone

6h 40m1 stop Denver Intl

2:05 p.m. - 11:16 p.m.WYS West Yellowstone-YYZ Toronto Pearson Intl

7h 11m1 stop Denver Intl

C$ 1,603United Airlines

Thu, 8 Oct - Thu, 15 Oct

4:30 p.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

23h 00m1 stop Denver Intl

2:05 p.m. - 5:10 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

25h 05m1 stop Denver Intl

C$ 3,087Multiple Airlines

All round-trip flight deals to West Yellowstone

Thu, 8 Oct - Thu, 15 Oct

2:20 p.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

25h 10m2 stops Washington, D.C. Dulles Intl Denver Intl

2:05 p.m. - 2:50 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

22h 45m2 stops Denver Intl Houston George Bush Intcntl

C$ 1,070United Airlines

Thu, 8 Oct - Thu, 15 Oct

6:35 p.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

20h 55m3 stops San Francisco Portland Denver Intl

2:05 p.m. - 2:50 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

22h 45m2 stops Denver Intl Houston George Bush Intcntl

C$ 1,114United Airlines

Mon, 5 Oct - Mon, 12 Oct

6:50 p.m. - 1:30 p.m.YYZ Toronto Pearson Intl-WYS West Yellowstone

20h 40m2 stops Chicago O'Hare Intl Denver Intl

2:05 p.m. - 11:43 a.m.WYS West Yellowstone-YYZ Toronto Pearson Intl

19h 38m2 stops Denver Intl Newark

C$ 1,228United Airlines

Mon, 5 Oct - Mon, 12 Oct

8:50 a.m. - 1:30 p.m.YYZ Toronto Pearson Intl-WYS West Yellowstone

6h 40m1 stop Denver Intl

2:05 p.m. - 9:19 a.m.WYS West Yellowstone-YYZ Toronto Pearson Intl

17h 14m2 stops Denver Intl Newark

C$ 1,306United Airlines

Thu, 8 Oct - Thu, 15 Oct

8:15 a.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

7h 15m1 stop Denver Intl

2:05 p.m. - 1:09 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

21h 04m2 stops Denver Intl Newark

C$ 1,574United Airlines

Mon, 5 Oct - Mon, 12 Oct

8:50 a.m. - 1:30 p.m.YYZ Toronto Pearson Intl-WYS West Yellowstone

6h 40m1 stop Denver Intl

2:05 p.m. - 11:16 p.m.WYS West Yellowstone-YYZ Toronto Pearson Intl

7h 11m1 stop Denver Intl

C$ 1,603United Airlines

Thu, 8 Oct - Thu, 15 Oct

4:30 p.m. - 1:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-WYS West Yellowstone

23h 00m1 stop Denver Intl

2:05 p.m. - 5:10 p.m.WYS West Yellowstone-YUL Montreal Pierre Elliott Trudeau Intl

25h 05m1 stop Denver Intl

C$ 3,087Multiple Airlines

Booking Insights

Price, demand, and travel trends for Canada to West Yellowstone flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Canada to West Yellowstone with more confidence.

Prices

Airlines

What is the cheapest flight to West Yellowstone?

Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone is the cheapest route at C$ 1,070 round-trip, found in the past 5 days on KAYAK. Toronto Pearson Intl Airport to West Yellowstone is the most popular connection with round-trip deals from C$ 1,228.

How much is a flight to West Yellowstone?

A round-trip flight to West Yellowstone costs C$ 1,412 on average, based on data over the past 12 months on KAYAK. Round-trip fares from Toronto average C$ 1,011.

What is the cheapest day to fly to West Yellowstone?

Friday is the cheapest day to fly to West Yellowstone at C$ 982 round-trip on average over the past 12 months on KAYAK. Saturday is the most expensive at C$ 2,789.

What is the cheapest time of day to fly to West Yellowstone?

Evening flights to West Yellowstone are the cheapest at C$ 982 round-trip on average. Afternoon flights are the most expensive at C$ 2,242.

What is a good deal for flights to West Yellowstone?

Flights under C$ 1,011 are considered a good deal. 25% of KAYAK users found round-trip flights to West Yellowstone at or below these prices, with the lowest fares from:

Toronto C$ 988

Find deals

Cheapest flight	C$ 600

Flights from Montreal Pierre Elliott Trudeau Intl Airport to West Yellowstone

When to book flights to West Yellowstone

Are your dates flexible? Find out the best times to travel to West Yellowstone based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. The information is for flights to West Yellowstone based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Where can I fly from to get the cheapest fares to West Yellowstone?
Based on fares booked in the past 5 days, the cheapest flights to West Yellowstone are from:
• Montreal, from C$ 1,070 round-trip
• Toronto, from C$ 1,228 round-trip
How do I know if a flight to West Yellowstone is a good deal?
A good deal on a flight to West Yellowstone is around C$ 1,011 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which airlines should I consider for flights to West Yellowstone?
United Airlines is the most popular airline for KAYAK users flying to West Yellowstone and has the best on-time record at the destination's main airport.

For flights to West Yellowstone, recent KAYAK data shows that stronger deals tend to land around C$ 1,011 round-trip. If you see a fare below that threshold, it's a strong deal – book before the price climbs back up.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to afternoon to save up to C$ 1,260 per round-trip. Afternoon flights to West Yellowstone average C$ 982 compared to C$ 2,242 for noon flights. See the time-of-day chart above for the full breakdown.

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C$ 600 Find Cheap Flights to West Yellowstone – Compare and Save

Everything you should know

Cheap Flights to West Yellowstone

Recent round-trip flight deals to West Yellowstone

Recent one-way flight deals to West Yellowstone

All round-trip flight deals to West Yellowstone

Price, demand, and travel trends for Canada to West Yellowstone flights

What is the cheapest flight to West Yellowstone?

How much is a flight to West Yellowstone?

What is the cheapest day to fly to West Yellowstone?

What is the cheapest time of day to fly to West Yellowstone?

What is a good deal for flights to West Yellowstone?

What are the most popular airlines flying to West Yellowstone?

Key details for flights to West Yellowstone

Cheapest flight

When to book flights to West Yellowstone

Your questions about flights to West Yellowstone, answered

Your guide to booking West Yellowstone flights

Travelling to a place near West Yellowstone?

More options for your flight to West Yellowstone

Complete your trip to West Yellowstone with a hotel stay or car rental

Information on the airport you'll fly into in West Yellowstone

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