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Montana

$201+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BZN
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap 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 June 15, 2026.

This Delta deal was found by Cheapflights users on 6/14. 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 10/215:50 pm
YYZ
-
BIL
1 stop6h 42m
Delta
Sat 10/2411:35 am
BIL
-
YYZ
2 stops9h 29m
Delta
Deal found 6/14$345
This Delta deal was found by Cheapflights users on 6/14. 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.
Tue 6/3012:09 pm
YYZ
-
BIL
2 stops12h 40m
Delta
Sat 7/46:24 am
BIL
-
YYZ
2 stops15h 34m
Delta
Deal found 6/14$352
This Delta deal was found by Cheapflights users on 6/14. 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.
Fri 7/317:45 am
YYZ
-
BIL
2 stops17h 45m
Delta
Mon 8/105:20 am
BIL
-
YYZ
2 stops14h 39m
Delta
Deal found 6/14$400
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:18 pm
YYZ
-
BIL
1 stop8h 36m
United Airlines
Fri 7/106:00 pm
BIL
-
YYZ
2 stops13h 54m
United Airlines
Deal found 6/11$423
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.
Wed 10/214:18 pm
YYZ
-
BIL
1 stop6h 52m
United Airlines
Sat 10/247:00 am
BIL
-
YYZ
1 stop6h 14m
United Airlines
Deal found 6/12$427
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.
Fri 7/37:55 am
YYZ
-
BIL
2 stops17h 40m
Delta
Tue 7/76:24 am
BIL
-
YYZ
1 stop10h 09m
Delta
Deal found 6/11$435
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/117:23 am
YYZ
-
BZN
1 stop8h 11m
British Airways
Sat 7/182:24 pm
BZN
-
YYZ
1 stop17h 52m
British Airways
Deal found 6/12$446
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/54:00 pm
YYZ
-
BZN
1 stop7h 07m
United Airlines
Wed 12/92:37 pm
BZN
-
YYZ
1 stop6h 07m
United Airlines
Deal found 6/11$447
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.
Sat 7/117:20 am
YYZ
-
BZN
2 stops15h 54m
American Airlines
Sat 7/182:24 pm
BZN
-
YYZ
1 stop17h 52m
American Airlines
Deal found 6/12$448
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.
Sat 8/156:46 am
YYZ
-
BZN
1 stop15h 51m
American Airlines
Tue 8/184:15 pm
BZN
-
YYZ
1 stop19h 44m
American Airlines
Deal found 6/12$454
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:55 am
YYZ
-
BIL
2 stops17h 37m
Delta
Thu 7/25:20 am
BIL
-
YYZ
1 stop9h 15m
Delta
Deal found 6/12$461
This American Airlines deal was found by Cheapflights users on 6/14. 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 7/296:46 am
YYZ
-
BZN
1 stop10h 36m
American Airlines
Wed 8/56:35 am
BZN
-
YYZ
2 stops14h 25m
American Airlines
Deal found 6/14$463

Find flight deals from Ontario to Montana

Keep the following information in mind while searching for Ontario to Montana flight deals. Data was last updated June 15, 2026.

Round-trip from

$345
(Delta)

One-way from

$201
(United Airlines)

Popular in

July

Cheapest in

March
From Ontario to Montana
Search Deals
One-way flight from Ontario to Montana
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals

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 June 15, 2026.
Use the filters below to find and compare flights from Ontario to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Wed 10/21

5:50 pm-10:32 pm

1 stop6h 42m

Billings Logan Intl

Sat 10/24

11:35 am-11:04 pm

2 stops9h 29m

$345

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Wed 10/21

4:18 pm-9:10 pm

1 stop6h 52m

Billings Logan Intl

Sat 10/24

5:00 am-3:14 pm

1 stop8h 14m

$345

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 10/30

5:50 pm-10:32 pm

1 stop6h 42m

Billings Logan Intl

Mon 11/2

6:15 am-6:28 pm

1 stop10h 13m

$345

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 12/5

4:00 pm-9:07 pm

1 stop7h 07m

Bozeman Gallatin Field

Wed 12/9

2:37 pm-10:44 pm

1 stop6h 07m

$447

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 7/11

6:30 am-2:50 pm

1 stop10h 20m

Bozeman Gallatin Field

Sat 7/18

11:29 am-11:13 pm

1 stop9h 44m

$447

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Wed 7/29

6:30 am-2:47 pm

1 stop10h 17m

Bozeman Gallatin Field

Wed 8/5

11:27 am-11:10 pm

1 stop9h 43m

$447

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sat 7/11

6:30 am-2:50 pm

1 stop10h 20m

Bozeman Gallatin Field

Wed 7/15

11:29 am-11:13 pm

1 stop9h 44m

$447

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Thu 6/25

7:55 am-11:32 pm

2 stops17h 37m

Billings Logan Intl

Thu 7/2

5:20 am-4:35 pm

1 stop9h 15m

$461

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Sun 9/20

8:00 pm-10:45 am

1 stop16h 45m

Bozeman Gallatin Field

Sat 9/26

4:24 pm-9:54 am

1 stop15h 30m

$470
Quickest round-trip

TorontoBozeman

YYZ - BZN

YYZBZN

Toronto Pearson Intl

Fri 9/4

4:18 pm-9:19 pm

1 stop7h 01m

Bozeman Gallatin Field

Wed 9/16

4:23 pm-12:13 am

1 stop5h 50m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 60 resultsSorted by cheapest first
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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 month to book a flight from Region of Ontario to Montana?

Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of $125). Flying from Region of Ontario to Montana in December is currently the most expensive (average of $695). 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.

How much does it cost to fly round-trip from Region of Ontario to Montana?

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.

  • How long is the flight from Region of Ontario to Montana?

    A quick flight from Region of Ontario to Montana can take about 8h 36m. Delta provides one of the quickest options available for as low as $423. Region of Ontario and Montana are separated by a distance of 1418 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, March is the cheapest month in which you can book a flight from Region of Ontario to Montana (average of $125). Flying from Region of Ontario to Montana in December is currently the most expensive (average of $695). 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 Ontario to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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