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Cheap flights from Ontario to Missoula from C$ 380

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 27/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MSO
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Missoula

Enter your travel dates to find the best prices.

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 9 February 2026.

Fri 27/27:40 p.m.
YYZ
-
MSO
2 stops19h 52m
United Airlines
Tue 3/35:08 p.m.
MSO
-
YYZ
2 stops14h 28m
United Airlines
Deal found 5/2C$ 380
Fri 27/26:00 a.m.
YYZ
-
MSO
2 stops16h 01m
Delta
Tue 3/37:30 a.m.
MSO
-
YYZ
1 stop6h 29m
Delta
Deal found 6/2C$ 381
Fri 27/24:45 p.m.
YYZ
-
MSO
1 stop9h 14m
Alaska Airlines
Tue 3/36:23 a.m.
MSO
-
YYZ
1 stop7h 12m
Alaska Airlines
Deal found 6/2C$ 414
Sun 8/34:45 p.m.
YYZ
-
MSO
1 stop9h 14m
Alaska Airlines
Sun 15/36:23 a.m.
MSO
-
YYZ
1 stop7h 12m
Alaska Airlines
Deal found 8/2C$ 582
Sun 8/312:15 p.m.
YYZ
-
MSO
2 stops14h 09m
Delta
Sun 15/38:32 a.m.
MSO
-
YYZ
1 stop5h 27m
Delta
Deal found 8/2C$ 596
Tue 31/312:25 p.m.
YYZ
-
MSO
2 stops13h 59m
Delta
Sat 4/48:32 a.m.
MSO
-
YYZ
2 stops13h 25m
Delta
Deal found 7/2C$ 712
Sun 22/36:50 p.m.
YYZ
-
MSO
2 stops20h 43m
United Airlines
Sun 29/35:15 p.m.
MSO
-
YYZ
2 stops14h 49m
United Airlines
Deal found 8/2C$ 718
Tue 31/34:55 p.m.
YYZ
-
MSO
1 stop9h 02m
Alaska Airlines
Sat 4/41:53 p.m.
MSO
-
YYZ
1 stop23h 52m
Alaska Airlines
Deal found 7/2C$ 770
Sun 16/82:15 p.m.
YYZ
-
MSO
2 stops12h 09m
Delta
Tue 25/86:10 p.m.
MSO
-
YYZ
2 stops14h 12m
Delta
Deal found 8/2C$ 782
Sat 15/86:30 a.m.
YYZ
-
MSO
1 stop10h 07m
Delta
Sat 22/85:40 a.m.
MSO
-
YYZ
2 stops15h 18m
Delta
Deal found 8/2C$ 796
Sun 1/35:10 a.m.
YXU
-
MSO
2 stops18h 47m
United Airlines
Tue 3/36:15 a.m.
MSO
-
YXU
2 stops8h 50m
United Airlines
Deal found 5/2C$ 947
Sun 8/38:15 a.m.
YHM
-
MSO
2 stops17h 44m
Multiple Airlines
Sun 15/36:23 a.m.
MSO
-
YHM
2 stops13h 55m
Multiple Airlines
Deal found 8/2C$ 1,256

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 9 February 2026.

Round-trip from

C$ 380
United Airlines
  • United Airlines
  • 27/2-3/3
  • 4 total stops
  • 34h 20m total
  • Ontario to Missoula
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 629,999 searches. Data last updated 9 February 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 27/2

7:50 a.m.-8:01 p.m.

2 stops14h 11m

Missoula Johnson-Bell Field

Tue 3/3

7:30 a.m.-3:59 p.m.

1 stop6h 29m

C$ 380

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 27/2

7:40 p.m.-1:32 p.m.

2 stops19h 52m

Missoula Johnson-Bell Field

Tue 3/3

5:08 p.m.-9:36 a.m.

2 stops14h 28m

C$ 380

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 8/3

12:15 p.m.-12:24 a.m.

2 stops14h 09m

Missoula Johnson-Bell Field

Sun 15/3

8:32 a.m.-11:57 p.m.

2 stops13h 25m

C$ 381

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 27/2

4:45 p.m.-11:59 p.m.

1 stop9h 14m

Missoula Johnson-Bell Field

Tue 3/3

6:23 a.m.-3:35 p.m.

1 stop7h 12m

C$ 414

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 8/3

4:45 p.m.-11:59 p.m.

1 stop9h 14m

Missoula Johnson-Bell Field

Sun 15/3

6:23 a.m.-3:35 p.m.

1 stop7h 12m

C$ 582

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sun 22/3

4:10 p.m.-9:57 p.m.

1 stop7h 47m

Missoula Johnson-Bell Field

Sun 29/3

5:15 p.m.-10:04 a.m.

2 stops14h 49m

C$ 596

LondonMissoula

YXU - MSO

YXUMSO

London

Sun 1/3

5:10 a.m.-9:57 p.m.

2 stops18h 47m

Missoula Johnson-Bell Field

Tue 3/3

6:15 a.m.-5:05 p.m.

2 stops8h 50m

C$ 947

HamiltonMissoula

YHM - MSO

YHMMSO

Hamilton

Sun 8/3

8:15 a.m.-11:59 p.m.

2 stops17h 44m

Missoula Johnson-Bell Field

Sun 15/3

6:23 a.m.-10:18 p.m.

2 stops13h 55m

C$ 1,256

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 29/6

11:00 a.m.-10:30 p.m.

2 stops13h 30m

C$ 432

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 29/6

6:30 a.m.-2:37 p.m.

1 stop10h 07m

C$ 432

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 13 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?

    Located just 8.9 km from the city centre, Missoula Johnson-Bell Field (MSO) is the airport most travelers will use when flying to Missoula from Ontario.

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

    Airlines like Delta and United Airlines fly from Region of Ontario to Missoula in about 14h 11m. The time it takes to get you to your destination can typically vary by up to 5h 41m. The distance from Region of Ontario to Missoula is about 2696 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Region of Ontario to Missoula?

    While some choose either London - Missoula Johnson-Bell Field or Hamilton - Missoula Johnson-Bell Field, Toronto Pearson Intl - Missoula Johnson-Bell Field is the most popular route from Region of Ontario to Missoula.

  • 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 629,999 searches. Data last updated 9 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 504AverageC$ 866FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Missoula?

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Why should you use Cheapflights to find cheap flight tickets from Ontario to Missoula?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Missoula from Ontario.

Can Cheapflights find flights from Ontario to Missoula with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Missoula, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Missoula become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Missoula flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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