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Cheap flights from Ontario to Missoula from C$ 394

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MSO
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Ontario to Missoula

Keep the following information in mind while searching for Ontario to Missoula flight deals. Data was last updated 12 June 2025.

Round-trip from

C$ 652

One-way from

C$ 394

Popular in

December

Cheapest in

February

Average price

C$ 734
25/7-1/8
  • 25/7-1/8
  • 2 total stops
  • 27h 56m total
  • Ontario to Missoula
Search Deals
Delta
  • Delta
  • 25/7
  • 2 total stops
  • 21h 37m total
  • Ontario to Missoula
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find 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 12 June 2025.

Fri 25/77:00 a.m.YYZ - MSO
1 stop10h 30mMultiple Airlines
Fri 1/89:54 p.m.MSO - YYZ
1 stop17h 26mMultiple Airlines
Deal found 10/6C$ 652
Mon 22/911:44 a.m.YYZ - MSO
1 stop13h 34mAmerican Airlines
Wed 1/106:40 a.m.MSO - YYZ
1 stop9h 09mAmerican Airlines
Deal found 11/6C$ 664
Mon 22/94:45 p.m.YYZ - MSO
1 stop24h 33mAlaska Airlines
Wed 1/105:45 a.m.MSO - YYZ
2 stops31h 15mAlaska Airlines
Deal found 9/6C$ 689
Mon 22/96:35 p.m.YYZ - MSO
2 stops17h 22mUnited Airlines
Wed 1/106:30 a.m.MSO - YYZ
2 stops12h 32mUnited Airlines
Deal found 10/6C$ 745
Sat 19/75:45 p.m.YYZ - MSO
1 stop7h 39mDelta
Sat 26/75:30 a.m.MSO - YYZ
1 stop9h 10mDelta
Deal found 10/6C$ 856
Sat 21/69:20 a.m.YHM - MSO
2 stops16h 59mMultiple Airlines
Sat 5/76:35 a.m.MSO - YHM
2 stops11h 24mMultiple Airlines
Deal found 10/6C$ 1,488

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 12 June 2025.
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 25/7

7:00 a.m.-3:30 p.m.

1 stop10h 30m

Missoula Johnson-Bell Field

Fri 1/8

9:54 p.m.-5:20 p.m.

1 stop17h 26m

C$ 652

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 22/9

11:44 a.m.-11:18 p.m.

1 stop13h 34m

Missoula Johnson-Bell Field

Wed 1/10

6:40 a.m.-5:49 p.m.

1 stop9h 09m

C$ 664

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 22/9

4:45 p.m.-3:18 p.m.

1 stop24h 33m

Missoula Johnson-Bell Field

Wed 1/10

5:45 a.m.-3:00 p.m.

2 stops31h 15m

C$ 689

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 22/9

6:35 p.m.-9:57 a.m.

2 stops17h 22m

Missoula Johnson-Bell Field

Wed 1/10

6:30 a.m.-9:02 p.m.

2 stops12h 32m

C$ 745

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Sat 19/7

5:45 p.m.-11:24 p.m.

1 stop7h 39m

Missoula Johnson-Bell Field

Sat 26/7

5:30 a.m.-4:40 p.m.

1 stop9h 10m

C$ 856

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 25/7

6:59 p.m.-2:36 p.m.

2 stops21h 37m

C$ 394

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 25/7

6:45 a.m.-12:19 a.m.

3 stops43h 34m

C$ 401

HamiltonMissoula

YHM - MSO

YHMMSO

Hamilton

Fri 25/7

6:00 a.m.-5:56 p.m.

2 stops13h 56m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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

Rainfall in Missoula by month

Plan your trip to Missoula by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missoula ranges from 18.0 - 53.0 mm per month. June is typically the wettest month, when rainfall can reach 53.0 mm. February is typically the driest time to visit Missoula when rainfall is around 18.0 mm.

Temperature in Missoula by month

Plan your trip to Missoula by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missoula, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -4.0 C).

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated 12 June 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Missoula have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    While some choose either Hamilton - Missoula Johnson-Bell Field or London - 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

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Alternative routes for Ontario to Missoula

See prices for flight routes from nearby airports that may be better suited for you.
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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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 504AverageC$ 854FlexibilityNo 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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