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Cheap flights from Ontario to Montana from C$ 365

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 14/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BZN
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Montana

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Montana
Explore the most affordable flight options available from Ontario to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Fri 27/27:50 a.m.
YYZ
-
MSO
2 stops14h 11m
Delta
Tue 3/37:30 a.m.
MSO
-
YYZ
2 stops9h 39m
Delta
Deal found 28/1C$ 407
Fri 27/27:40 p.m.
YYZ
-
MSO
2 stops19h 52m
United Airlines
Tue 3/32:34 p.m.
MSO
-
YYZ
2 stops17h 02m
United Airlines
Deal found 26/1C$ 415
Wed 13/511:00 a.m.
YYZ
-
BIL
2 stops13h 45m
United Airlines
Wed 27/57:00 a.m.
BIL
-
YYZ
2 stops13h 31m
United Airlines
Deal found 28/1C$ 422
Thu 26/24:10 p.m.
YYZ
-
BIL
1 stop7h 11m
United Airlines
Thu 5/36:30 a.m.
BIL
-
YYZ
1 stop6h 32m
United Airlines
Deal found 27/1C$ 463
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 26/1C$ 463
Tue 24/24:10 p.m.
YYZ
-
BIL
1 stop7h 11m
United Airlines
Tue 3/37:00 a.m.
BIL
-
YYZ
1 stop6h 02m
United Airlines
Deal found 27/1C$ 474
Wed 11/22:50 p.m.
YYZ
-
BIL
1 stop8h 33m
Air Canada
Wed 11/36:30 a.m.
BIL
-
YYZ
1 stop6h 32m
Air Canada
Deal found 28/1C$ 494
Sat 14/212:05 p.m.
YYZ
-
BIL
2 stops11h 16m
United Airlines
Wed 18/22:35 p.m.
BIL
-
YYZ
2 stops17h 11m
United Airlines
Deal found 27/1C$ 496
Wed 25/24:45 p.m.
YYZ
-
MSO
1 stop9h 14m
Alaska Airlines
Wed 4/36:23 a.m.
MSO
-
YYZ
1 stop7h 12m
Alaska Airlines
Deal found 27/1C$ 496
Sat 28/24:10 p.m.
YYZ
-
BIL
1 stop7h 11m
United Airlines
Thu 5/36:30 a.m.
BIL
-
YYZ
1 stop6h 32m
United Airlines
Deal found 27/1C$ 534
Wed 25/27:30 a.m.
YYZ
-
MSO
2 stops16h 27m
United Airlines
Wed 4/36:15 a.m.
MSO
-
YYZ
2 stops15h 44m
United Airlines
Deal found 27/1C$ 542
Sat 14/24:45 p.m.
YYZ
-
BIL
1 stop8h 53m
Alaska Airlines
Wed 18/27:00 a.m.
BIL
-
YYZ
1 stop30h 35m
Alaska Airlines
Deal found 27/1C$ 551

Find flight deals from Ontario to Montana

Keep the following information in mind while searching for Ontario to Montana flight deals. Data was last updated 29 January 2026.

Round-trip from

C$ 407

One-way from

C$ 365

Popular in

February

Cheapest in

June

Average price

C$ 931
Delta
  • Delta
  • 27/2-3/3
  • 3 total stops
  • 22h 25m total
  • Ontario to Montana
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 14/3
  • 2 total stops
  • 22h 39m total
  • Ontario to Montana
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Montana 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 29 January 2026.
Use the filters below to find and compare flights from Ontario to Montana that are best for you.

Fly from

Ontario

Fly to

Montana

Route

Depart

Return

Price

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 27/2

6:05 a.m.-8:01 p.m.

2 stops15h 56m

Missoula Johnson-Bell Field

Tue 3/3

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

1 stop6h 29m

C$ 407

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

2:34 p.m.-9:36 a.m.

2 stops17h 02m

C$ 415

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Wed 11/2

9:00 a.m.-9:23 p.m.

2 stops14h 23m

Billings Logan Intl

Wed 11/3

6:30 a.m.-3:02 p.m.

1 stop6h 32m

C$ 422

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Thu 26/2

7:50 a.m.-7:39 p.m.

2 stops13h 49m

Billings Logan Intl

Thu 5/3

6:20 a.m.-3:59 p.m.

1 stop7h 39m

C$ 422

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Wed 13/5

4:18 p.m.-8:57 p.m.

1 stop6h 39m

Billings Logan Intl

Wed 27/5

7:00 a.m.-9:34 p.m.

1 stop12h 34m

C$ 422

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Sun 15/2

6:10 a.m.-7:39 p.m.

2 stops15h 29m

Billings Logan Intl

Thu 19/2

6:20 a.m.-8:35 p.m.

2 stops12h 15m

C$ 422

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Tue 24/2

8:45 a.m.-9:21 p.m.

2 stops14h 36m

Billings Logan Intl

Tue 3/3

5:53 p.m.-9:36 a.m.

2 stops13h 43m

C$ 422

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Sat 28/2

7:50 a.m.-7:39 p.m.

2 stops13h 49m

Billings Logan Intl

Thu 5/3

6:20 a.m.-3:59 p.m.

1 stop7h 39m

C$ 422

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Sat 14/2

6:00 a.m.-7:39 p.m.

2 stops15h 39m

Billings Logan Intl

Wed 18/2

6:20 a.m.-3:59 p.m.

1 stop7h 39m

C$ 422

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$ 463

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 51 results
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Best time to book a flight from Ontario to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana 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 Montana
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated 29 January 2026.
Get a feel of what it's like to fly with United Airlines from Ontario to Montana by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Ontario to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    There are many flights that can get you from Region of Ontario to Montana in 9h 14m. Fly via Delta, United Airlines, or Alaska Airlines to get the fastest option. The distance from Region of Ontario to Montana is about 2696 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Montana 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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Alternative routes for Ontario to Montana

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 Montana

Discover the top airline that operate flights from Ontario to Montana. 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 406AverageC$ 858FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Ontario to Montana flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Montana for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Montana from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Montana from Ontario today and book when prices fit your budget.

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