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Missoula

$262+ Cheap flights from Ontario to Missoula (MSO)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MSO
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from Ontario to Missoula

Cheapest flights from Ontario to Missoula
Explore the most affordable flight options available from Ontario to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This Delta deal was found by Cheapflights users on 5/18. 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.
Sat 10/245:50 pm
YYZ
-
MSO
1 stop8h 41m
Delta
Tue 10/276:10 pm
MSO
-
YYZ
2 stops16h 59m
Delta
Deal found 5/18$503
This Delta deal was found by Cheapflights users on 5/14. 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.
Sat 6/134:10 pm
YYZ
-
MSO
2 stops9h 34m
Delta
Sat 6/205:31 am
MSO
-
YYZ
2 stops15h 43m
Delta
Deal found 5/14$513
This Delta deal was found by Cheapflights users on 5/16. 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 6/87:24 pm
YYZ
-
MSO
1 stop6h 20m
Delta
Tue 6/165:55 am
MSO
-
YYZ
1 stop10h 39m
Delta
Deal found 5/16$514
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/134:18 pm
YYZ
-
MSO
1 stop7h 16m
United Airlines
Sat 6/206:15 am
MSO
-
YYZ
2 stops15h 44m
United Airlines
Deal found 5/15$515
This United Airlines deal was found by Cheapflights users on 5/17. 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 6/167:00 am
YYZ
-
MSO
1 stop6h 32m
United Airlines
Wed 6/1712:33 pm
MSO
-
YYZ
1 stop9h 26m
United Airlines
Deal found 5/17$557
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/1210:45 am
YYZ
-
MSO
1 stop12h 49m
United Airlines
Fri 6/196:15 am
MSO
-
YYZ
1 stop13h 17m
United Airlines
Deal found 5/15$558
This United Airlines deal was found by Cheapflights users on 5/17. 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 6/277:00 am
YYZ
-
MSO
2 stops16h 40m
United Airlines
Wed 7/16:05 am
MSO
-
YYZ
1 stop13h 27m
United Airlines
Deal found 5/17$597
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Wed 12/25:45 am
YXU
-
MSO
2 stops17h 41m
United Airlines
Fri 12/46:15 am
MSO
-
YXU
2 stops13h 31m
United Airlines
Deal found 5/17$736
This United Airlines deal was found by Cheapflights users on 5/18. 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 8/295:40 am
YXU
-
MSO
2 stops16h 21m
United Airlines
Tue 9/16:15 am
MSO
-
YXU
2 stops25h 05m
United Airlines
Deal found 5/18$773
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/125:10 am
YXU
-
MSO
2 stops18h 24m
United Airlines
Fri 6/1912:33 pm
MSO
-
YXU
2 stops18h 44m
United Airlines
Deal found 5/15$840

Find flight deals from Ontario to Missoula

Keep the following information in mind while searching for Ontario to Missoula flight deals. Data was last updated May 18, 2026.

Round-trip from

$503
(Delta)

One-way from

$262
(Kiwi.com)
From Ontario to Missoula Johnson-Bell Field
Search Deals
One-way flight from Ontario to Missoula Johnson-Bell Field
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Missoula 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 18, 2026.
Use the filters below to find and compare flights from Ontario to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sat 10/24

5:50 pm-12:31 am

1 stop8h 41m

Missoula Johnson-Bell Field

Tue 10/27

6:10 pm-1:09 pm

2 stops16h 59m

$503

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sat 6/13

4:10 pm-11:44 pm

2 stops9h 34m

Missoula Johnson-Bell Field

Sat 6/20

5:31 am-11:14 pm

2 stops15h 43m

$513

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sat 6/13

10:45 am-10:38 pm

2 stops13h 53m

Missoula Johnson-Bell Field

Sat 6/20

6:15 am-9:32 pm

1 stop13h 17m

$514

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sat 10/24

8:50 am-4:19 pm

2 stops9h 29m

Missoula Johnson-Bell Field

Tue 10/27

6:15 am-11:29 pm

2 stops15h 14m

$514

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Wed 9/2

7:12 pm-11:47 pm

1 stop6h 35m

Missoula Johnson-Bell Field

Mon 9/14

5:45 am-6:25 pm

1 stop10h 40m

$514

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 6/8

7:24 pm-11:44 pm

1 stop6h 20m

Missoula Johnson-Bell Field

Tue 6/16

5:55 am-6:34 pm

1 stop10h 39m

$514
Quickest round-trip

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Tue 6/16

7:00 am-11:32 am

1 stop6h 32m

Missoula Johnson-Bell Field

Wed 6/17

12:33 pm-11:59 pm

1 stop9h 26m

$515

LondonMissoula

YXU - MSO

YXUMSO

London

Sat 8/29

5:40 am-8:01 pm

2 stops16h 21m

Missoula Johnson-Bell Field

Tue 9/1

6:15 am-9:20 am

2 stops25h 05m

$773

LondonMissoula

YXU - MSO

YXUMSO

London

Fri 6/12

5:10 am-9:34 pm

2 stops18h 24m

Missoula Johnson-Bell Field

Fri 6/19

12:33 pm-9:17 am

2 stops18h 44m

$840
Cheapest one-way

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Thu 7/30

9:30 am-1:06 pm

2 stops29h 36m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Missoula

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

    For a flight from Ontario to Missoula, you will be flying into Johnson-Bell Field. Missoula Johnson-Bell Field (MSO) is just 5.5 mi from the center of the city.

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

    There are many flights that can get you from Region of Ontario to Missoula in 8h 41m. Fly via Delta or United Airlines to get the fastest option. The distance between Region of Ontario and Missoula is about 1675 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Ontario to Missoula?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Missoula 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

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