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Cheap flights from Montana to Ontario from C$ 253

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
27 Apr — 4 May1
1 adult

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 22 April 2025.

Round-trip from

C$ 462

One-way from

C$ 253
16/5-27/5
  • 16/5-27/5
  • 2 total stops
  • 33h 48m total
  • Montana to Ontario
Search Deals
United Airlines
  • United Airlines
  • 15/8
  • 2 total stops
  • 18h 03m total
  • Montana to Ontario
Search Deals

Find flight deals from Montana to Ontario

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 22 April 2025.

Fri 16/510:02 a.m.BZN - YYZ
1 stop9h 06mMultiple Airlines
Tue 27/54:00 p.m.YYZ - BZN
1 stop24h 42mMultiple Airlines
Deal found 22/4C$ 462
Fri 15/812:35 p.m.BIL - YUL
1 stop21h 00mAmerican Airlines
Sat 16/85:29 p.m.YUL - BIL
1 stop20h 31mAmerican Airlines
Deal found 20/4C$ 625
Sat 17/57:33 p.m.BZN - YYZ
1 stop17h 27mAlaska Airlines
Tue 27/54:45 p.m.YYZ - BZN
1 stop27h 53mAlaska Airlines
Deal found 22/4C$ 662
Fri 15/85:55 p.m.BIL - YUL
2 stops15h 45mMultiple Airlines
Sat 16/83:30 p.m.YUL - BIL
2 stops9h 17mMultiple Airlines
Deal found 20/4C$ 711
Thu 5/65:00 a.m.BIL - YUL
1 stop16h 26mAir Canada
Thu 12/68:05 a.m.YUL - BIL
1 stop16h 42mAir Canada
Deal found 20/4C$ 713
Wed 14/52:20 p.m.BZN - YYZ
2 stops25h 05mDelta
Wed 28/510:20 a.m.YYZ - BZN
2 stops15h 11mDelta
Deal found 22/4C$ 778
Wed 14/57:45 a.m.BZN - YYZ
2 stops11h 54mUnited Airlines
Sun 25/57:55 a.m.YYZ - BZN
1 stop16h 19mUnited Airlines
Deal found 22/4C$ 831
Wed 4/64:21 p.m.BZN - YUL
2 stops19h 34mUnited Airlines
Wed 11/68:20 a.m.YUL - BZN
1 stop29h 14mUnited Airlines
Deal found 21/4C$ 905
Wed 21/56:10 a.m.BZN - YUL
2 stops15h 44mDelta
Wed 28/511:00 a.m.YUL - BZN
2 stops14h 31mDelta
Deal found 21/4C$ 998
Thu 17/75:30 a.m.BZN - YOW
2 stops17h 11mMultiple Airlines
Tue 22/76:00 a.m.YOW - BZN
2 stops14h 31mMultiple Airlines
Deal found 21/4C$ 1,023
Fri 18/710:35 a.m.BZN - YOW
1 stop9h 00mUnited Airlines
Wed 23/75:25 p.m.YOW - BZN
1 stop6h 58mUnited Airlines
Deal found 21/4C$ 1,051
Sat 21/62:00 p.m.BZN - YUL
1 stop17h 45mAmerican Airlines
Fri 27/65:30 p.m.YUL - BZN
1 stop20h 28mAmerican Airlines
Deal found 21/4C$ 1,087

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 22 April 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

Fri 16/5

10:02 a.m.-9:08 p.m.

1 stop9h 06m

Toronto Pearson Intl

Tue 27/5

4:00 p.m.-2:42 p.m.

1 stop24h 42m

C$ 462

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Fri 15/8

12:35 p.m.-11:35 a.m.

1 stop21h 00m

Montreal Pierre Elliott Trudeau Intl

Sat 16/8

5:29 p.m.-12:00 p.m.

1 stop20h 31m

C$ 625

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Sat 17/5

7:33 p.m.-3:00 p.m.

1 stop17h 27m

Toronto Pearson Intl

Tue 27/5

4:45 p.m.-6:38 p.m.

1 stop27h 53m

C$ 662

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Fri 15/8

5:55 p.m.-11:40 a.m.

2 stops15h 45m

Montreal Pierre Elliott Trudeau Intl

Sat 16/8

3:30 p.m.-10:47 p.m.

2 stops9h 17m

C$ 711

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Thu 5/6

5:00 a.m.-11:26 p.m.

1 stop16h 26m

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

8:05 a.m.-10:47 p.m.

1 stop16h 42m

C$ 713

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Wed 14/5

2:20 p.m.-5:25 p.m.

2 stops25h 05m

Toronto Pearson Intl

Wed 28/5

10:20 a.m.-11:31 p.m.

2 stops15h 11m

C$ 778

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Wed 14/5

7:45 a.m.-9:39 p.m.

2 stops11h 54m

Toronto Pearson Intl

Sun 25/5

7:55 a.m.-10:14 p.m.

1 stop16h 19m

C$ 831

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Wed 4/6

4:21 p.m.-1:55 p.m.

2 stops19h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 11/6

8:20 a.m.-11:34 a.m.

1 stop29h 14m

C$ 905

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

Sun 24/8

3:22 p.m.-10:52 a.m.

1 stop17h 30m

Toronto Pearson Intl

Fri 29/8

6:24 p.m.-2:32 p.m.

1 stop22h 08m

C$ 965

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

Wed 21/5

6:10 a.m.-11:54 p.m.

2 stops15h 44m

Montreal Pierre Elliott Trudeau Intl

Wed 28/5

11:00 a.m.-11:31 p.m.

2 stops14h 31m

C$ 998

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/4

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 22 April 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Montana to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,911 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,683 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Air Canada
7.0
Good
9,179 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

  • What are the cheapest airlines to fly from Montana to Region of Ontario one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 253. Users have also found prices from C$ 257 and C$ 310 on American Airlines and Delta, respectively.

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from Montana to Region of Ontario (average of C$ 167). Flying from Montana to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

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

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

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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