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West Yellowstone

$352+ Cheap flights from Ontario to West Yellowstone (WYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — WYS
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
1 adult, Economy
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Cheap flight deals from Ontario to West Yellowstone

Cheapest flights from Ontario to West Yellowstone
Explore the most affordable flight options available from Ontario to West Yellowstone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.

This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am
YUL
-
WYS
2 stops29h 41m
Delta
Sun 9/271:09 pm
WYS
-
YUL
2 stops32h 25m
Delta
Deal found 5/3$564
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:10 am
YYZ
-
WYS
2 stops12h 22m
Delta
Mon 6/11:10 pm
WYS
-
YYZ
2 stops32h 06m
Delta
Deal found 5/1$675
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:45 am
YYZ
-
WYS
1 stop7h 52m
United Airlines
Sun 6/75:45 pm
WYS
-
YYZ
2 stops14h 09m
United Airlines
Deal found 5/4$676
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:35 pm
YUL
-
WYS
2 stops23h 27m
United Airlines
Sat 6/65:45 pm
WYS
-
YUL
2 stops21h 45m
United Airlines
Deal found 5/2$677
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:00 pm
YYZ
-
WYS
2 stops18h 32m
United Airlines
Tue 6/92:19 pm
WYS
-
YYZ
2 stops21h 23m
United Airlines
Deal found 5/3$691
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:10 am
YYZ
-
WYS
2 stops11h 52m
United Airlines
Sat 6/65:45 pm
WYS
-
YYZ
2 stops16h 04m
United Airlines
Deal found 5/4$699
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2510:45 am
YYZ
-
WYS
1 stop28h 47m
United Airlines
Mon 6/12:19 pm
WYS
-
YYZ
2 stops19h 10m
United Airlines
Deal found 5/1$774
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:30 am
YYZ
-
WYS
2 stops10h 32m
United Airlines
Sat 6/65:45 pm
WYS
-
YYZ
2 stops14h 09m
United Airlines
Deal found 5/4$780
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/58:55 am
YYZ
-
WYS
1 stop9h 34m
United Airlines
Tue 7/282:07 pm
WYS
-
YYZ
2 stops21h 35m
United Airlines
Deal found 5/4$800
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:15 pm
YUL
-
WYS
2 stops21h 05m
United Airlines
Sun 9/272:02 pm
WYS
-
YUL
1 stop25h 08m
United Airlines
Deal found 5/5$857
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:00 am
YUL
-
WYS
2 stops31h 26m
Delta
Tue 7/141:10 pm
WYS
-
YUL
2 stops32h 30m
Delta
Deal found 5/1$881
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:55 pm
YYZ
-
WYS
2 stops25h 37m
United Airlines
Mon 6/82:19 pm
WYS
-
YYZ
2 stops25h 50m
United Airlines
Deal found 5/2$922

Find flight deals from Ontario to West Yellowstone

Keep the following information in mind while searching for Ontario to West Yellowstone flight deals. Data was last updated May 6, 2026.

Round-trip from

$564
(Delta)

One-way from

$352
(Delta)
From Ontario to West Yellowstone
Search Deals
One-way flight from Ontario to West Yellowstone
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to West Yellowstone that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 6, 2026.
Use the filters below to find and compare flights from Ontario to West Yellowstone that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealWest Yellowstone

YUL - WYS

YULWYS

Montreal Pierre Elliott Trudeau Intl

Fri 9/25

7:00 am-10:41 am

2 stops29h 41m

West Yellowstone

Sun 9/27

1:09 pm-11:34 pm

2 stops32h 25m

$564

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Mon 5/25

6:10 am-4:32 pm

2 stops12h 22m

West Yellowstone

Mon 6/1

1:10 pm-11:16 pm

2 stops32h 06m

$675

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Fri 5/29

10:45 am-4:02 pm

1 stop7h 17m

West Yellowstone

Fri 6/5

5:45 pm-1:42 pm

2 stops17h 57m

$676

MontrealWest Yellowstone

YUL - WYS

YULWYS

Montreal Pierre Elliott Trudeau Intl

Sat 5/30

6:35 pm-4:02 pm

2 stops23h 27m

West Yellowstone

Sat 6/6

5:45 pm-5:30 pm

2 stops21h 45m

$677

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Tue 6/2

9:00 pm-1:32 pm

2 stops18h 32m

West Yellowstone

Tue 6/9

2:19 pm-1:42 pm

2 stops21h 23m

$691

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Mon 5/25

10:45 am-1:32 pm

1 stop28h 47m

West Yellowstone

Mon 6/1

2:19 pm-11:29 am

2 stops19h 10m

$774
Quickest round-trip

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Fri 5/29

7:30 am-4:02 pm

2 stops10h 32m

West Yellowstone

Sat 6/6

5:45 pm-9:54 am

2 stops14h 09m

$780

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Fri 5/29

7:30 am-4:02 pm

2 stops10h 32m

West Yellowstone

Sun 6/7

5:45 pm-9:54 am

2 stops14h 09m

$780

TorontoWest Yellowstone

YYZ - WYS

YYZWYS

Toronto Pearson Intl

Sun 7/5

8:55 am-4:29 pm

1 stop9h 34m

West Yellowstone

Tue 7/28

2:07 pm-1:42 pm

2 stops21h 35m

$800

MontrealWest Yellowstone

YUL - WYS

YULWYS

Montreal Pierre Elliott Trudeau Intl

Fri 9/25

6:15 pm-1:20 pm

2 stops21h 05m

West Yellowstone

Sun 9/27

2:02 pm-5:10 pm

1 stop25h 08m

$857

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 14 resultsSorted by cheapest first
1
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Best time to book a flight from Ontario to West Yellowstone

Have a flexible travel schedule? Discover the best time to fly to West Yellowstone from Ontario 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to West Yellowstone
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario?

    Most people fly into West Yellowstone (WYS) if they book a flight to West Yellowstone from Ontario. Yellowstone is conveniently located just 1.9 mi from West Yellowstone’s city center.

  • How long is the flight from Region of Ontario to West Yellowstone?

    Departing from Region of Ontario to West Yellowstone will take you 7h 17m. The distance between Region of Ontario and West Yellowstone is about 1551 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Ontario to West Yellowstone that include hotel bookings?

    Yes. In addition to deals on Ontario to West Yellowstone flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to West Yellowstone?

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

  • Can I find deals for business class flights from Ontario to West Yellowstone?

    Yes. Cheapflights offers flight deals from Ontario 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.

See more FAQs

Traveling to a place near West Yellowstone?

Book flights to West Yellowstone if you plan to visit one of these locations
Island Park

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Alternative routes for Ontario to West Yellowstone

See prices for flight routes from nearby airports that may be better suited for you.
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