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Cheap flights from Ontario to Montana from C$ 281

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BZN
15 Jul — 22 Jul1
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 15 June 2026.

Wed 21/1012:30 p.m.
YYZ
-
BIL
2 stops12h 02m
Delta
Sat 24/1011:35 a.m.
BIL
-
YYZ
2 stops9h 25m
Delta
Deal found 14/6C$ 482
Tue 30/612:09 p.m.
YYZ
-
BIL
2 stops12h 40m
Delta
Sat 4/76:24 a.m.
BIL
-
YYZ
2 stops15h 34m
Delta
Deal found 14/6C$ 492
Fri 30/101:30 p.m.
YYZ
-
BIL
2 stops11h 02m
Delta
Mon 2/116:15 a.m.
BIL
-
YYZ
1 stop10h 13m
Delta
Deal found 10/6C$ 505
Wed 21/107:25 p.m.
YTZ
-
BIL
2 stops16h 21m
United Airlines
Sat 24/105:00 a.m.
BIL
-
YTZ
2 stops11h 46m
United Airlines
Deal found 14/6C$ 554
Fri 31/77:45 a.m.
YYZ
-
BIL
2 stops17h 45m
Delta
Mon 10/85:20 a.m.
BIL
-
YYZ
2 stops14h 39m
Delta
Deal found 14/6C$ 559
Wed 21/1012:15 p.m.
YTZ
-
BIL
2 stops23h 31m
Air Canada
Sat 24/105:00 a.m.
BIL
-
YTZ
2 stops9h 42m
Air Canada
Deal found 10/6C$ 576
Tue 23/67:24 p.m.
YYZ
-
BIL
1 stop6h 08m
Delta
Sat 27/65:20 a.m.
BIL
-
YYZ
2 stops15h 54m
Delta
Deal found 10/6C$ 579
Tue 7/74:18 p.m.
YYZ
-
BIL
1 stop8h 36m
United Airlines
Fri 10/76:00 p.m.
BIL
-
YYZ
2 stops13h 54m
United Airlines
Deal found 11/6C$ 592
Wed 21/104:18 p.m.
YYZ
-
BIL
1 stop6h 52m
United Airlines
Sat 24/107:00 a.m.
BIL
-
YYZ
1 stop6h 14m
United Airlines
Deal found 12/6C$ 597
Fri 3/77:55 a.m.
YYZ
-
BIL
2 stops17h 40m
Delta
Tue 7/76:24 a.m.
BIL
-
YYZ
1 stop10h 09m
Delta
Deal found 11/6C$ 608
Sat 11/77:23 a.m.
YYZ
-
BZN
1 stop8h 11m
British Airways
Sat 18/72:24 p.m.
BZN
-
YYZ
1 stop17h 52m
British Airways
Deal found 12/6C$ 624
Sat 5/124:00 p.m.
YYZ
-
BZN
1 stop7h 07m
United Airlines
Wed 9/122:37 p.m.
BZN
-
YYZ
1 stop6h 07m
United Airlines
Deal found 11/6C$ 625

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 15 June 2026.

Round-trip from

C$ 482

One-way from

C$ 281

Popular in

July

Cheapest in

March
Delta
  • Delta
  • 21/10-24/10
  • 4 total stops
  • 21h 27m total
  • Ontario to Montana
Search Deals
United Airlines
  • United Airlines
  • 24/8
  • 2 total stops
  • 14h 41m total
  • Ontario to Montana
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 22 potential savings vs. average RT price).
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 15 June 2026.
Use the filters below to find and compare flights from Ontario to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Wed 21/10

12:30 p.m.-10:32 p.m.

2 stops12h 02m

Billings Logan Intl

Sat 24/10

11:35 a.m.-11:00 p.m.

2 stops9h 25m

C$ 482

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Wed 21/10

4:18 p.m.-9:10 p.m.

1 stop6h 52m

Billings Logan Intl

Sat 24/10

5:00 a.m.-3:14 p.m.

1 stop8h 14m

C$ 482

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 30/10

1:30 p.m.-10:32 p.m.

2 stops11h 02m

Billings Logan Intl

Mon 2/11

6:15 a.m.-5:22 p.m.

2 stops9h 07m

C$ 482

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Wed 21/10

12:15 p.m.-9:46 a.m.

2 stops23h 31m

Billings Logan Intl

Sat 24/10

5:00 a.m.-4:42 p.m.

2 stops9h 42m

C$ 554

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Wed 21/10

7:25 p.m.-9:46 a.m.

2 stops16h 21m

Billings Logan Intl

Sat 24/10

5:00 a.m.-6:46 p.m.

2 stops11h 46m

C$ 554

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 5/12

4:00 p.m.-9:07 p.m.

1 stop7h 07m

Bozeman Gallatin Field

Wed 9/12

2:37 p.m.-10:44 p.m.

1 stop6h 07m

C$ 625

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 11/7

6:30 a.m.-2:50 p.m.

1 stop10h 20m

Bozeman Gallatin Field

Sat 18/7

11:29 a.m.-11:13 p.m.

1 stop9h 44m

C$ 625

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Wed 29/7

6:30 a.m.-2:47 p.m.

1 stop10h 17m

Bozeman Gallatin Field

Wed 5/8

11:27 a.m.-11:10 p.m.

1 stop9h 43m

C$ 625

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 28/11

5:10 p.m.-11:58 p.m.

1 stop8h 48m

Bozeman Gallatin Field

Wed 2/12

5:45 a.m.-4:41 p.m.

1 stop8h 56m

C$ 625

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 11/7

6:30 a.m.-2:50 p.m.

1 stop10h 20m

Bozeman Gallatin Field

Wed 15/7

11:29 a.m.-11:13 p.m.

1 stop9h 44m

C$ 625

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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

What is the cheapest month to book a flight from Region of Ontario to Montana?

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of C$ 175). Flying from Region of Ontario to Montana in December is currently the most expensive (average of C$ 972). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Region of Ontario to Montana?

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 15 June 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
9,830 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,830 reviews
United Airlines
7.4
Good
9,830 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 6h 52m. Fly via Delta, United Airlines, or Air Canada to get the fastest option. The distance from Region of Ontario to Montana is about 2282 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.

  • What is the cheapest month to book a flight from Region of Ontario to Montana?

    Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of C$ 175). Flying from Region of Ontario to Montana in December is currently the most expensive (average of C$ 972). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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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 15 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 846AverageC$ 908FlexibilityNo 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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