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$159+ Cheap flights from Montana to Ontario

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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$329
(Mytrip)

One-way from

$159
(Kiwi.com)
From Montana to Ontario
Search Deals
One-way flight from Montana to Ontario
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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 junio 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/1910:07 amBZN - YYZ
2 stops32h 45mMultiple Airlines
mié. 10/227:00 amYYZ - BZN
1 stop28h 17mMultiple Airlines
Deal found 6/11$329
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/193:01 pmBZN - YYZ
1 stop21h 59mAlaska Airlines
mié. 10/224:45 pmYYZ - BZN
1 stop7h 52mAlaska Airlines
Deal found 6/11$391
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/219:30 pmFCA - YYZ
1 stop20h 29mMultiple Airlines
lun. 8/258:00 amYYZ - FCA
2 stops13h 22mMultiple Airlines
Deal found 6/10$434
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/303:06 pmBZN - YUL
1 stop18h 39mAmerican Airlines
dom. 10/55:15 pmYUL - BZN
1 stop21h 29mAmerican Airlines
Deal found 6/11$466
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/2611:34 amBZN - YUL
2 stops11h 03mMultiple Airlines
sáb. 8/23:10 pmYUL - BZN
2 stops24h 36mMultiple Airlines
Deal found 6/11$479
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/302:00 pmBZN - YUL
2 stops18h 30mDelta
mar. 10/77:00 amYUL - BZN
2 stops18h 58mDelta
Deal found 6/11$515
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/214:57 pmFCA - YYZ
1 stop16h 02mAmerican Airlines
lun. 8/256:30 amYYZ - FCA
1 stop11h 44mAmerican Airlines
Deal found 6/12$541
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/187:10 amBZN - YYZ
2 stops14h 00mDelta
mié. 7/306:30 amYYZ - BZN
2 stops12h 04mDelta
Deal found 6/10$578
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/207:30 amBZN - YYZ
1 stop13h 40mUnited Airlines
mié. 7/309:00 pmYYZ - BZN
1 stop16h 47mUnited Airlines
Deal found 6/10$596
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/144:54 pmBZN - YYZ
1 stop17h 42mAmerican Airlines
dom. 8/176:21 pmYYZ - BZN
1 stop20h 18mAmerican Airlines
Deal found 6/12$603
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/2510:17 amFCA - YUL
3 stops36h 20mMultiple Airlines
vie. 8/18:10 amYUL - FCA
3 stops32h 41mMultiple Airlines
Deal found 6/10$616
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/191:17 pmBZN - YUL
1 stop20h 42mUnited Airlines
sáb. 7/2611:23 amYUL - BZN
1 stop24h 45mUnited Airlines
Deal found 6/12$638

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 2,558,603 searches. Data last updated junio 12, 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

dom. 10/19

10:07 am-8:52 pm

2 stops32h 45m

Toronto Pearson Intl

mié. 10/22

7:00 am-9:17 am

1 stop28h 17m

$329

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

dom. 10/19

3:01 pm-3:00 pm

1 stop21h 59m

Toronto Pearson Intl

mié. 10/22

4:45 pm-10:37 pm

1 stop7h 52m

$391

KalispellToronto

FCA - YYZ

FCAYYZ

Kalispell Glacier Park

jue. 8/21

9:30 pm-7:59 pm

1 stop20h 29m

Toronto Pearson Intl

lun. 8/25

8:00 am-7:22 pm

2 stops13h 22m

$434

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

mar. 9/30

3:06 pm-11:45 am

1 stop18h 39m

Montreal Pierre Elliott Trudeau Intl

dom. 10/5

5:15 pm-12:44 pm

1 stop21h 29m

$466

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

sáb. 7/26

11:34 am-12:37 am

2 stops11h 03m

Montreal Pierre Elliott Trudeau Intl

sáb. 8/2

3:10 pm-1:46 pm

2 stops24h 36m

$479

BozemanMontreal

BZN - YUL

BZNYUL

Bozeman Gallatin Field

mar. 9/30

2:00 pm-10:30 am

2 stops18h 30m

Montreal Pierre Elliott Trudeau Intl

mar. 10/7

7:00 am-11:58 pm

2 stops18h 58m

$515

KalispellToronto

FCA - YYZ

FCAYYZ

Kalispell Glacier Park

jue. 8/21

4:57 pm-10:59 am

1 stop16h 02m

Toronto Pearson Intl

lun. 8/25

6:30 am-4:14 pm

1 stop11h 44m

$541

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

vie. 7/18

7:10 am-11:10 pm

2 stops14h 00m

Toronto Pearson Intl

mié. 7/30

6:30 am-4:34 pm

2 stops12h 04m

$578

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

dom. 7/20

7:30 am-11:10 pm

1 stop13h 40m

Toronto Pearson Intl

mié. 7/30

9:00 pm-11:47 am

1 stop16h 47m

$596

BozemanToronto

BZN - YYZ

BZNYYZ

Bozeman Gallatin Field

jue. 8/14

4:54 pm-12:36 pm

1 stop17h 42m

Toronto Pearson Intl

dom. 8/17

6:21 pm-12:39 pm

1 stop20h 18m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 20 results
1
2

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 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 junio 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Montana to Ontario to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Sun Country Air
6.9
Okay
345 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you 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.

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

    $189 is the cheapest one-way deal found within the past few days, from Sun Country Air. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $250 and $740, 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 $243). Flying from Montana to Region of Ontario in July is currently the most expensive (average of $353). 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 Montana to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Montana to Ontario

Discover the top airline that operate flights from Montana to Ontario. 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 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$749Average$847FlexibilityNo cancel feeOn-time69%

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