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Missoula

$278+ Cheap flights from Ontario to Missoula (MSO)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MSO
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
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 February 9, 2026.

This Delta deal was found by Cheapflights users on 2/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:50 am
YYZ
-
MSO
2 stops14h 11m
Delta
Tue 3/37:30 am
MSO
-
YYZ
1 stop6h 29m
Delta
Deal found 2/5$278
This United Airlines deal was found by Cheapflights users on 2/6. 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 2/2710:45 am
YYZ
-
MSO
2 stops13h 12m
United Airlines
Tue 3/32:34 pm
MSO
-
YYZ
2 stops17h 02m
United Airlines
Deal found 2/6$279
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/274:45 pm
YYZ
-
MSO
1 stop9h 14m
Alaska Airlines
Tue 3/36:23 am
MSO
-
YYZ
1 stop7h 12m
Alaska Airlines
Deal found 2/6$303
This Travelocity deal was found by Cheapflights users on 2/8. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/84:45 pm
YYZ
-
MSO
1 stop9h 14m
Alaska Airlines
Sun 3/156:23 am
MSO
-
YYZ
1 stop7h 12m
Alaska Airlines
Deal found 2/8$426
This Delta deal was found by Cheapflights users on 2/8. 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.
Sun 3/812:15 pm
YYZ
-
MSO
2 stops14h 09m
Delta
Sun 3/158:32 am
MSO
-
YYZ
1 stop5h 27m
Delta
Deal found 2/8$436
This Delta deal was found by Cheapflights users on 2/7. 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.
Tue 3/3112:25 pm
YYZ
-
MSO
2 stops13h 59m
Delta
Sat 4/48:32 am
MSO
-
YYZ
2 stops13h 25m
Delta
Deal found 2/7$521
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/226:50 pm
YYZ
-
MSO
2 stops20h 43m
United Airlines
Sun 3/295:15 pm
MSO
-
YYZ
2 stops14h 49m
United Airlines
Deal found 2/8$525
This Alaska Airlines deal was found by Cheapflights users on 2/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:55 pm
YYZ
-
MSO
1 stop9h 02m
Alaska Airlines
Sat 4/41:53 pm
MSO
-
YYZ
1 stop23h 52m
Alaska Airlines
Deal found 2/7$563
This Delta deal was found by Cheapflights users on 2/8. 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.
Sun 8/166:30 am
YYZ
-
MSO
1 stop10h 07m
Delta
Sat 8/225:40 am
MSO
-
YYZ
2 stops15h 18m
Delta
Deal found 2/8$572
This Delta deal was found by Cheapflights users on 2/8. 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 8/156:30 am
YYZ
-
MSO
1 stop10h 07m
Delta
Sat 8/225:40 am
MSO
-
YYZ
2 stops15h 18m
Delta
Deal found 2/8$582
This United Airlines deal was found by Cheapflights users on 2/5. 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.
Sun 3/15:10 am
YXU
-
MSO
2 stops18h 47m
United Airlines
Tue 3/36:15 am
MSO
-
YXU
2 stops8h 50m
United Airlines
Deal found 2/5$693

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 February 9, 2026.

Round-trip from

$278
(United Airlines)
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 February 9, 2026.
Use the filters below to find and compare flights from Ontario to Missoula that are best for you.

Fly from

Ontario

Fly to

Missoula

Route

Depart

Return

Price

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 2/27

7:50 am-8:01 pm

2 stops14h 11m

Missoula Johnson-Bell Field

Tue 3/3

7:30 am-3:59 pm

1 stop6h 29m

$278

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 2/27

7:40 pm-1:32 pm

2 stops19h 52m

Missoula Johnson-Bell Field

Tue 3/3

5:08 pm-9:36 am

2 stops14h 28m

$278

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 2/27

4:45 pm-11:59 pm

1 stop9h 14m

Missoula Johnson-Bell Field

Tue 3/3

6:23 am-3:35 pm

1 stop7h 12m

$303

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 3/8

4:45 pm-11:59 pm

1 stop9h 14m

Missoula Johnson-Bell Field

Sun 3/15

6:23 am-3:35 pm

1 stop7h 12m

$426

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 3/8

12:15 pm-12:24 am

2 stops14h 09m

Missoula Johnson-Bell Field

Sun 3/15

8:32 am-3:59 pm

1 stop5h 27m

$436

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 3/22

4:10 pm-9:57 pm

1 stop7h 47m

Missoula Johnson-Bell Field

Sun 3/29

5:15 pm-10:04 am

2 stops14h 49m

$436

LondonMissoula

YXU - MSO

YXUMSO

London

Sun 3/1

5:10 am-9:57 pm

2 stops18h 47m

Missoula Johnson-Bell Field

Tue 3/3

6:15 am-5:05 pm

2 stops8h 50m

$693

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 6/29

11:00 am-10:30 pm

2 stops13h 30m

$316

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 6/29

6:30 am-2:37 pm

1 stop10h 07m

$316

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 8/2

6:30 am-2:37 pm

1 stop10h 07m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 11 results
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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 14h 11m. 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Ontario to Missoula

Discover the top airline that operate flights from Ontario to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$532Average$651FlexibilityNo cancel feeOn-time69%

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