HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Montana

$202+ Cheap flights from Ontario to Montana

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BZN
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Montana with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Montana

Keep the following information in mind while searching for Ontario to Montana flight deals. Data was last updated August 1, 2025.

Round-trip from

$394
(Delta)

One-way from

$202
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$653
From Ontario to Montana
Search Deals
One-way flight from Ontario to Montana
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Ontario to Montana

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 August 1, 2025.

This Delta deal was found by Cheapflights users on 8/1. 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.
Wed 9/241:20 pmYYZ - BZN
2 stops11h 03mDelta
Sat 9/275:28 pmBZN - YYZ
2 stops14h 53mDelta
Deal found 8/1$394
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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.
Wed 9/244:45 pmYYZ - BZN
1 stop7h 53mAlaska Airlines
Sat 9/2711:26 amBZN - YYZ
1 stop25h 34mAlaska Airlines
Deal found 8/1$397
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Wed 9/249:30 amYYZ - BZN
1 stop27h 09mMultiple Airlines
Sat 9/278:00 amBZN - YYZ
2 stops11h 07mMultiple Airlines
Deal found 8/1$399
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Mon 8/257:00 amYYZ - BIL
1 stop16h 37mMultiple Airlines
Fri 9/59:58 amBIL - YYZ
2 stops27h 18mMultiple Airlines
Deal found 7/31$447
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 9/156:29 pmYYZ - BZN
1 stop21h 43mAmerican Airlines
Thu 9/183:06 pmBZN - YYZ
1 stop19h 26mAmerican Airlines
Deal found 7/30$448
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 9/223:11 pmYYZ - MSO
1 stop10h 07mAmerican Airlines
Wed 10/112:50 pmMSO - YYZ
1 stop20h 09mAmerican Airlines
Deal found 7/30$449
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/712:31 pmYUL - BZN
1 stop26h 18mAmerican Airlines
Tue 9/163:06 pmBZN - YUL
1 stop18h 39mAmerican Airlines
Deal found 7/30$452
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 9/173:11 pmYYZ - FCA
1 stop23h 27mAmerican Airlines
Wed 9/241:28 pmFCA - YYZ
1 stop26h 15mAmerican Airlines
Deal found 7/30$477
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 9/174:45 pmYYZ - FCA
1 stop9h 14mAlaska Airlines
Wed 9/248:02 pmFCA - YYZ
1 stop16h 58mAlaska Airlines
Deal found 7/31$492
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 8/251:16 pmYYZ - BIL
1 stop11h 44mAmerican Airlines
Fri 9/56:00 amBIL - YYZ
1 stop15h 25mAmerican Airlines
Deal found 7/31$504
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/1311:00 amYYZ - BZN
2 stops12h 31mUnited Airlines
Sat 9/207:00 amBZN - YYZ
2 stops14h 08mUnited Airlines
Deal found 7/30$509
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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.
Mon 9/154:45 pmYYZ - GTF
1 stop25h 04mAlaska Airlines
Mon 9/224:29 pmGTF - YYZ
1 stop20h 31mAlaska Airlines
Deal found 8/1$539

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 2,558,603 searches. Data last updated August 1, 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

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Wed 9/24

1:20 pm-10:23 pm

2 stops11h 03m

Bozeman Gallatin Field

Sat 9/27

5:28 pm-10:21 am

2 stops14h 53m

$394

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Wed 9/24

4:45 pm-10:38 pm

1 stop7h 53m

Bozeman Gallatin Field

Sat 9/27

11:26 am-3:00 pm

1 stop25h 34m

$397

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Wed 9/24

9:30 am-10:39 am

1 stop27h 09m

Bozeman Gallatin Field

Sat 9/27

8:00 am-9:07 pm

2 stops11h 07m

$399

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Mon 8/25

7:00 am-9:37 pm

1 stop16h 37m

Billings Logan Intl

Fri 9/5

9:58 am-3:16 pm

2 stops27h 18m

$447

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Mon 9/15

6:29 pm-2:12 pm

1 stop21h 43m

Bozeman Gallatin Field

Thu 9/18

3:06 pm-12:32 pm

1 stop19h 26m

$448

TorontoMissoula

YYZ - MSO

YYZMSO

Toronto Pearson Intl

Mon 9/22

3:11 pm-11:18 pm

1 stop10h 07m

Missoula Johnson-Bell Field

Wed 10/1

12:50 pm-10:59 am

1 stop20h 09m

$449

MontrealBozeman

YUL - BZN

YULBZN

Montreal Pierre Elliott Trudeau Intl

Sun 9/7

12:31 pm-12:49 pm

1 stop26h 18m

Bozeman Gallatin Field

Tue 9/16

3:06 pm-11:45 am

1 stop18h 39m

$452

TorontoKalispell

YYZ - FCA

YYZFCA

Toronto Pearson Intl

Wed 9/17

3:11 pm-12:38 pm

1 stop23h 27m

Kalispell Glacier Park

Wed 9/24

1:28 pm-5:43 pm

1 stop26h 15m

$477

TorontoKalispell

YYZ - FCA

YYZFCA

Toronto Pearson Intl

Wed 9/17

4:45 pm-11:59 pm

1 stop9h 14m

Kalispell Glacier Park

Wed 9/24

8:02 pm-3:00 pm

1 stop16h 58m

$492

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Mon 8/25

1:16 pm-11:00 pm

1 stop11h 44m

Billings Logan Intl

Fri 9/5

6:00 am-11:25 pm

1 stop15h 25m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 48 results
1
2
3
...
5

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 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 August 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Montana as you normally would.

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 August 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United Airlines from Ontario to Montana to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave

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.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $298. Alaska Airlines flights start at $306 while deals on Delta start at $306 one-way.

  • 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, October is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of $371). Flying from Region of Ontario to Montana in May is currently the most expensive (average of $478). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Montana

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Newark flights
Toronto Island to Newark flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to LaGuardia flights
Pearson Intl to Los Angeles flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Newark flights
Vancouver Intl to Newark flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pearson Intl to Fort Lauderdale flights
Vancouver Intl to Las Vegas flights
Pearson Intl to Las Vegas flights
Vancouver Intl to John F Kennedy Intl flights
Pearson Intl to O'Hare Intl flights
Pearson Intl to San Francisco flights
Vancouver Intl to Los Angeles flights
Pearson Intl to Miami flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pearson Intl to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Miami flights
Pearson Intl to Orlando flights
Pearson Intl to Boston flights
Vancouver Intl to LaGuardia flights
Vancouver Intl to Honolulu flights
Pierre Elliott Trudeau Intl to Orlando flights
Toronto Island to Boston flights
Pearson Intl to Seattle flights
Vancouver Intl to San Francisco flights
Pearson Intl to Dulles Intl flights
Calgary to Las Vegas flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to Hobby flights
Toronto Island to Fort Lauderdale flights
Pearson Intl to Nashville flights
Pearson Intl to Reagan-National flights
Pearson Intl to George Bush Intcntl flights
Toronto Island to Orlando flights
Pearson Intl to San Diego flights
Pearson Intl to Atlanta flights
Vancouver Intl to Dallas/Fort Worth flights
Vancouver Intl to Ontario flights
Vancouver Intl to Sky Harbor Intl flights
Toronto Island to Midway flights
Vancouver Intl to O'Hare Intl flights
Calgary to Los Angeles flights
Pierre Elliott Trudeau Intl to Boston flights
Pearson Intl to Midway flights
Vancouver Intl to San Diego flights
Pearson Intl to Honolulu flights

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 2,558,603 searches. Data last updated August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$545Average$706FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.