HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missoula

$205+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MSO
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Missoula with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 30, 2026.

This United Airlines deal was found by Cheapflights users on 3/29. 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 10/3110:15 am
YYZ
-
MSO
1 stop7h 55m
United Airlines
Sun 11/12:27 pm
MSO
-
YYZ
1 stop6h 17m
United Airlines
Deal found 3/29$449
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Sat 10/314:45 pm
YYZ
-
MSO
1 stop9h 34m
Alaska Airlines
Sun 11/16:40 am
MSO
-
YYZ
1 stop6h 59m
Alaska Airlines
Deal found 3/27$488
This Delta deal was found by Cheapflights users on 3/26. 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 5/156:30 am
YYZ
-
MSO
1 stop10h 10m
Delta
Mon 5/186:05 pm
MSO
-
YYZ
2 stops15h 10m
Delta
Deal found 3/26$499
This United Airlines deal was found by Cheapflights users on 3/26. 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 5/157:43 pm
YYZ
-
MSO
2 stops19h 52m
United Airlines
Mon 5/185:08 pm
MSO
-
YYZ
2 stops19h 11m
United Airlines
Deal found 3/26$598
This United Airlines deal was found by Cheapflights users on 3/29. 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 10/285:45 am
YXU
-
MSO
2 stops12h 25m
United Airlines
Sun 11/16:15 am
MSO
-
YXU
2 stops13h 31m
United Airlines
Deal found 3/29$661

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 March 30, 2026.

Round-trip from

$499
(Delta)

One-way from

$205
(United Airlines)
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 March 30, 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
Quickest round-trip

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 5/15

6:30 am-2:40 pm

1 stop10h 10m

Missoula Johnson-Bell Field

Mon 5/18

6:05 pm-11:15 am

2 stops15h 10m

$499

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 5/15

7:43 pm-1:35 pm

2 stops19h 52m

Missoula Johnson-Bell Field

Mon 5/18

5:08 pm-2:19 pm

2 stops19h 11m

$598
Cheapest one-way

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 4/27

9:00 pm-1:32 pm

2 stops18h 32m

$205
Quickest one-way

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 5/11

6:30 am-2:40 pm

1 stop10h 10m

$206

LondonMissoula

YXU - MSO

YXUMSO

London

Mon 4/27

5:55 pm-2:59 pm

2 stops23h 04m

$362

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 5/11

2:20 pm-12:28 pm

3 stops24h 08m

$398

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Sorted by cheapest first

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 10h 10m. 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Missoula

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Billings flights
Calgary to Kalispell flights
Vancouver Intl to Great Falls flights
Regina to Billings flights
Winnipeg to Bozeman flights

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 March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$532Average$651FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights