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Cheap flights from Montana to Ontario from C$ 487

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montana to Ontario

Keep the following information in mind while searching for Montana to Ontario flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 487
United Airlines
  • United Airlines
  • 30/3-31/3
  • 4 total stops
  • 40h 02m total
  • Montana to Ontario
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Find flight deals from Montana to Ontario

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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 30 October 2025.

Mon 24/117:59 p.m.BZN - YYZ
1 stop17h 36mAlaska Airlines
Wed 3/124:45 p.m.YYZ - BZN
2 stops24h 33mAlaska Airlines
Deal found 30/10C$ 561
Mon 24/117:59 p.m.BZN - YYZ
1 stop17h 36mMultiple Airlines
Wed 3/124:45 p.m.YYZ - BZN
1 stop8h 32mMultiple Airlines
Deal found 30/10C$ 620
Sat 13/1212:32 p.m.BIL - YUL
2 stops19h 33mMultiple Airlines
Sat 20/126:45 a.m.YUL - BIL
2 stops11h 53mMultiple Airlines
Deal found 29/10C$ 991
Sun 14/126:28 p.m.HLN - YYZ
1 stop19h 07mAlaska Airlines
Sun 21/124:45 p.m.YYZ - HLN
1 stop27h 10mAlaska Airlines
Deal found 30/10C$ 994
Wed 19/111:06 p.m.FCA - YYZ
2 stops24h 29mAlaska Airlines
Sun 30/114:45 p.m.YYZ - FCA
2 stops22h 46mAlaska Airlines
Deal found 28/10C$ 1,012
Sun 14/126:28 p.m.HLN - YYZ
2 stops34h 30mMultiple Airlines
Sun 21/124:45 p.m.YYZ - HLN
1 stop27h 10mMultiple Airlines
Deal found 30/10C$ 1,042
Mon 10/1112:45 p.m.BZN - YUL
2 stops16h 47mUnited Airlines
Mon 17/119:15 a.m.YUL - BZN
2 stops14h 25mUnited Airlines
Deal found 29/10C$ 1,255
Sun 14/122:30 p.m.HLN - YYZ
2 stops17h 06mUnited Airlines
Sun 21/126:50 a.m.YYZ - HLN
2 stops16h 41mUnited Airlines
Deal found 30/10C$ 1,285
Tue 9/126:30 a.m.FCA - YYZ
1 stop7h 05mMultiple Airlines
Sun 28/1211:25 a.m.YYZ - FCA
2 stops14h 50mMultiple Airlines
Deal found 29/10C$ 1,336
Mon 10/112:16 p.m.BZN - YUL
1 stop7h 26mDelta
Mon 17/117:00 a.m.YUL - BZN
1 stop8h 25mDelta
Deal found 29/10C$ 1,338
Sun 9/112:00 p.m.BIL - YUL
1 stop23h 05mAmerican Airlines
Tue 18/117:00 a.m.YUL - BIL
2 stops16h 18mAmerican Airlines
Deal found 29/10C$ 1,352
Sun 9/115:18 a.m.BIL - YUL
2 stops16h 24mDelta
Tue 18/1112:45 p.m.YUL - BIL
2 stops12h 39mDelta
Deal found 30/10C$ 1,359

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 30 October 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

BozemanOttawa

BZN - YOW

BZNYOW

Bozeman Gallatin Field

Mon 30/3

3:40 p.m.-12:41 p.m.

2 stops19h 01m

Ottawa

Tue 31/3

2:46 p.m.-9:47 a.m.

2 stops21h 01m

C$ 487

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Mon 24/11

7:59 p.m.-3:35 p.m.

1 stop17h 36m

Toronto Pearson Intl

Wed 3/12

4:45 p.m.-3:18 p.m.

2 stops24h 33m

C$ 561

HelenaToronto

HLN - YYZ

HLNYYZ

Helena

Thu 26/2

4:10 p.m.-3:35 p.m.

1 stop21h 25m

Toronto Pearson Intl

Mon 2/3

4:45 p.m.-3:43 p.m.

1 stop24h 58m

C$ 606

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Mon 24/11

7:59 p.m.-6:58 a.m.

3 stops32h 59m

Toronto Pearson Intl

Wed 3/12

4:45 p.m.-11:17 p.m.

1 stop8h 32m

C$ 634

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Thu 19/2

12:48 p.m.-10:20 a.m.

1 stop19h 32m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

6:15 p.m.-11:46 a.m.

1 stop19h 31m

C$ 695

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Wed 1/4

8:10 a.m.-11:02 p.m.

1 stop12h 52m

Toronto Pearson Intl

Sun 5/4

8:15 a.m.-10:00 p.m.

1 stop15h 45m

C$ 722

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Thu 19/2

6:00 a.m.-8:47 a.m.

2 stops24h 47m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

7:45 p.m.-12:37 p.m.

2 stops18h 52m

C$ 818

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Thu 19/2

1:36 p.m.-3:05 p.m.

1 stop23h 29m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

3:55 p.m.-12:41 p.m.

1 stop22h 46m

C$ 849

KalispellToronto

FCA - YYZ

FCAYYZ

Kalispell Glacier Park

Wed 11/3

6:40 a.m.-3:35 p.m.

1 stop6h 55m

Toronto Pearson Intl

Sun 15/3

4:45 p.m.-11:59 p.m.

1 stop9h 14m

C$ 860

KalispellToronto

FCA - YYZ

FCAYYZ

Kalispell Glacier Park

Wed 11/3

3:00 p.m.-11:04 p.m.

1 stop6h 04m

Toronto Pearson Intl

Sun 15/3

6:15 a.m.-11:07 p.m.

2 stops18h 52m

C$ 926

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 26 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
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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 6h 04m. Fly via United Airlines, Alaska 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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