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Cheap flights from Ontario to Montana from C$ 216

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BZN
14 Jan — 21 Jan1
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 December 2025.

Wed 31/127:50 a.m.YYZ - BZN
2 stops17h 56mDelta
Mon 5/15:15 a.m.BZN - YYZ
2 stops15h 58mDelta
Deal found 13/12C$ 910
Tue 30/129:00 p.m.YYZ - BZN
1 stop16h 36mUnited Airlines
Mon 5/14:14 p.m.BZN - YYZ
1 stop5h 45mUnited Airlines
Deal found 13/12C$ 968
Tue 30/126:05 a.m.YYZ - BZN
2 stops13h 31mDelta
Mon 5/15:15 a.m.BZN - YYZ
2 stops15h 58mDelta
Deal found 13/12C$ 994
Tue 23/126:10 a.m.YYZ - BZN
1 stop8h 48mUnited Airlines
Mon 29/1211:29 a.m.BZN - YYZ
1 stop9h 51mUnited Airlines
Deal found 14/12C$ 998
Wed 24/1211:00 a.m.YYZ - BZN
1 stop6h 10mUnited Airlines
Mon 29/124:14 p.m.BZN - YYZ
1 stop5h 45mUnited Airlines
Deal found 13/12C$ 1,034
Mon 22/129:00 a.m.YYZ - BZN
2 stops14h 08mUnited Airlines
Sat 27/124:14 p.m.BZN - YYZ
1 stop5h 45mUnited Airlines
Deal found 14/12C$ 1,062
Wed 31/127:40 p.m.YYZ - BZN
2 stops24h 01mUnited Airlines
Mon 5/14:14 p.m.BZN - YYZ
1 stop5h 45mUnited Airlines
Deal found 13/12C$ 1,073
Mon 22/127:50 a.m.YYZ - BZN
2 stops17h 56mDelta
Mon 29/125:20 a.m.BZN - YYZ
2 stops16h 00mDelta
Deal found 14/12C$ 1,082
Sun 14/129:00 a.m.YYZ - BIL
2 stops14h 21mUnited Airlines
Sat 27/126:35 a.m.BIL - YYZ
2 stops14h 34mUnited Airlines
Deal found 14/12C$ 1,093
Wed 31/126:10 a.m.YYZ - FCA
2 stops17h 49mUnited Airlines
Wed 7/12:42 p.m.FCA - YYZ
2 stops17h 16mUnited Airlines
Deal found 14/12C$ 1,119
Tue 30/128:30 a.m.YYZ - MSO
1 stop15h 11mUnited Airlines
Sun 4/15:15 p.m.MSO - YYZ
2 stops23h 42mUnited Airlines
Deal found 13/12C$ 1,121

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 December 2025.

Round-trip from

C$ 419

One-way from

C$ 216

Popular in

December

Cheapest in

June

Average price

C$ 1,081
United Airlines
  • United Airlines
  • 31/1-3/2
  • 4 total stops
  • 39h 32m total
  • Ontario to Montana
Search Deals
28/1
  • 28/1
  • 2 total stops
  • 33h 46m total
  • Ontario to Montana
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 2025.
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

OttawaBozeman

YOW - BZN

YOWBZN

Ottawa

Sat 31/1

2:15 p.m.-9:45 a.m.

2 stops21h 30m

Bozeman Gallatin Field

Tue 3/2

12:05 p.m.-9:56 p.m.

1 stop7h 51m

C$ 419

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Thu 29/1

1:14 p.m.-10:02 p.m.

1 stop10h 48m

Bozeman Gallatin Field

Thu 5/2

1:42 p.m.-10:53 a.m.

1 stop19h 11m

C$ 421

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 17/1

4:45 p.m.-11:56 p.m.

1 stop9h 11m

Bozeman Gallatin Field

Fri 23/1

12:00 p.m.-3:35 p.m.

1 stop25h 35m

C$ 421

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Fri 6/2

4:44 p.m.-12:50 p.m.

1 stop22h 06m

Missoula Johnson-Bell Field

Sun 8/2

1:21 p.m.-10:53 a.m.

1 stop19h 32m

C$ 421

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Wed 28/1

7:04 p.m.-12:50 p.m.

1 stop19h 46m

Missoula Johnson-Bell Field

Wed 4/2

1:21 p.m.-12:34 p.m.

1 stop21h 13m

C$ 421

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 9/1

6:00 a.m.-7:25 p.m.

2 stops15h 25m

Billings Logan Intl

Mon 12/1

6:22 a.m.-8:26 p.m.

2 stops12h 04m

C$ 425

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 6/3

10:05 a.m.-7:39 p.m.

2 stops11h 34m

Billings Logan Intl

Mon 9/3

6:25 a.m.-8:27 p.m.

2 stops12h 02m

C$ 425

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 9/1

4:10 p.m.-9:23 p.m.

1 stop7h 13m

Billings Logan Intl

Mon 12/1

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

1 stop6h 32m

C$ 425

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Fri 20/2

7:45 a.m.-8:03 p.m.

2 stops14h 18m

Bozeman Gallatin Field

Tue 24/2

6:00 a.m.-7:09 p.m.

2 stops11h 09m

C$ 425

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Fri 9/1

10:45 a.m.-9:33 p.m.

2 stops12h 48m

Bozeman Gallatin Field

Tue 13/1

6:15 a.m.-9:21 p.m.

2 stops13h 06m

C$ 425

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Showing 1-10 of 60 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

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

Currently, July is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of C$ 293). Flying from Region of Ontario to Montana in October is currently the most expensive (average of C$ 865). 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.

What is the cheapest time of day to fly from ON to MT?

Find hourly flight availability from Ontario to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 December 2025.

When flying from Region of Ontario to Montana, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 11% versus a flight in the morning.

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 December 2025.
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
9,092 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Boarding

7.7

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

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 11m. Fly via United Airlines, American Airlines, or Alaska Airlines to get the fastest option. The distance from Region of Ontario to Montana is about 2485 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, July is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of C$ 293). Flying from Region of Ontario to Montana in October is currently the most expensive (average of C$ 865). 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 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 390AverageC$ 793FlexibilityNo 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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