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Cheap flights from Montana to Ontario from C$ 486

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 30/12. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montana to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Montana to Ontario
Explore the most affordable flight options available from Montana to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 December 2025.

Tue 30/127:15 a.m.BZN - YYZ
2 stops14h 31mUnited Airlines
Mon 5/19:05 a.m.YYZ - BZN
2 stops15h 24mUnited Airlines
Deal found 13/12C$ 993
Mon 29/126:00 a.m.BZN - YUL
1 stop5h 49mDelta
Wed 7/19:34 a.m.YUL - BZN
2 stops29h 55mDelta
Deal found 14/12C$ 1,016
Wed 31/122:20 p.m.BZN - YUL
2 stops18h 49mDelta
Wed 7/17:30 p.m.YUL - BZN
2 stops19h 59mDelta
Deal found 14/12C$ 1,018
Sun 28/125:20 a.m.BZN - YUL
2 stops16h 39mDelta
Wed 7/19:34 a.m.YUL - BZN
2 stops29h 55mDelta
Deal found 14/12C$ 1,023
Tue 30/127:56 p.m.BZN - YYZ
1 stop17h 39mMultiple Airlines
Mon 5/18:00 p.m.YYZ - BZN
2 stops44h 09mMultiple Airlines
Deal found 13/12C$ 1,056
Wed 31/125:20 a.m.BZN - YYZ
2 stops16h 00mDelta
Mon 5/16:10 a.m.YYZ - BZN
2 stops19h 07mDelta
Deal found 13/12C$ 1,078
Sun 28/123:20 p.m.BZN - YYZ
2 stops22h 50mDelta
Mon 5/16:10 a.m.YYZ - BZN
2 stops19h 07mDelta
Deal found 13/12C$ 1,093
Sat 27/125:20 a.m.BZN - YUL
2 stops16h 39mDelta
Thu 8/17:30 p.m.YUL - BZN
2 stops19h 59mDelta
Deal found 14/12C$ 1,113
Wed 31/127:56 p.m.BZN - YYZ
1 stop17h 39mMultiple Airlines
Mon 5/18:00 p.m.YYZ - BZN
2 stops44h 09mMultiple Airlines
Deal found 13/12C$ 1,114
Wed 31/122:20 p.m.BZN - YUL
2 stops19h 38mDelta
Tue 6/17:00 a.m.YUL - BZN
2 stops18h 17mDelta
Deal found 14/12C$ 1,117
Sat 27/127:15 a.m.BZN - YYZ
1 stop12h 06mUnited Airlines
Mon 5/19:05 a.m.YYZ - BZN
2 stops15h 24mUnited Airlines
Deal found 13/12C$ 1,121
Mon 29/126:00 a.m.BZN - YUL
1 stop5h 49mDelta
Tue 6/17:30 p.m.YUL - BZN
2 stops19h 59mDelta
Deal found 14/12C$ 1,125

Find flight deals from Montana to Ontario

Keep the following information in mind while searching for Montana to Ontario flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 503

One-way from

C$ 486
Alaska Airlines
  • Alaska Airlines
  • 29/1-2/2
  • 2 total stops
  • 27h 21m total
  • Montana to Ontario
Search Deals
American Airlines
  • American Airlines
  • 30/12
  • 2 total stops
  • 21h 26m total
  • Montana to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Ontario 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 Montana to Ontario that are best for you.

Fly from

Montana

Fly to

Ontario

Route

Depart

Return

Price

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Thu 29/1

7:25 p.m.-3:35 p.m.

1 stop18h 10m

Toronto Pearson Intl

Mon 2/2

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

1 stop9h 11m

C$ 503

KalispellToronto

FCA - YYZ

FCAYYZ

Kalispell Glacier Park

Thu 29/1

6:00 a.m.-3:02 p.m.

1 stop7h 02m

Toronto Pearson Intl

Mon 2/2

4:10 p.m.-9:59 p.m.

1 stop7h 49m

C$ 508

BozemanOttawa

BZN - YOW

BZNYOW

Bozeman Gallatin Field

Wed 14/1

12:46 p.m.-9:18 p.m.

1 stop6h 32m

Ottawa

Sun 18/1

5:11 p.m.-9:45 a.m.

2 stops18h 34m

C$ 514

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Thu 29/1

12:05 p.m.-9:24 p.m.

1 stop7h 19m

Toronto Pearson Intl

Mon 2/2

11:00 a.m.-9:33 p.m.

2 stops12h 33m

C$ 522

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Mon 26/1

6:48 p.m.-3:35 p.m.

1 stop18h 47m

Toronto Pearson Intl

Fri 30/1

4:45 p.m.-6:11 p.m.

1 stop27h 26m

C$ 642

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Tue 27/1

6:48 p.m.-3:35 p.m.

1 stop18h 47m

Toronto Pearson Intl

Tue 3/2

2:00 p.m.-6:11 p.m.

2 stops30h 11m

C$ 669

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Thu 23/4

1:52 p.m.-9:55 a.m.

2 stops18h 03m

Toronto Pearson Intl

Mon 27/4

7:29 p.m.-12:11 p.m.

2 stops18h 42m

C$ 808

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Thu 23/4

6:51 p.m.-3:35 p.m.

1 stop18h 44m

Toronto Pearson Intl

Mon 27/4

4:45 p.m.-10:39 a.m.

1 stop19h 54m

C$ 854

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Fri 24/4

1:45 p.m.-8:43 a.m.

2 stops16h 58m

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

7:45 p.m.-11:53 p.m.

2 stops30h 08m

C$ 876

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Tue 28/4

1:45 p.m.-8:43 a.m.

2 stops16h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

7:00 a.m.-10:24 p.m.

2 stops17h 24m

C$ 934

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Showing 1-10 of 24 results
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Best time to book a flight from Montana to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Montana 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 Montana to Ontario
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 Montana to Ontario. 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 Montana to Region of Ontario?

    There are many flights that can get you from Montana to Region of Ontario in 7h 02m. Fly via Alaska Airlines, United Airlines, or Delta to get the fastest option. Airlines will cover a distance of 2699 km. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montana to Ontario 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 Montana to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Need flexible booking options for your flight to Ontario from Montana? 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 Montana to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Montana to Ontario 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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