$216+ Cheap flights from Ontario to Montana
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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BZN
Oct 14 — Oct 211
Round-trip
1 adult, Economy
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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
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Cheapest flights from Ontario to MontanaExplore 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 September 14, 2026.
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 September 14, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 9/2312:25 pm -
2 stops12h 09m
Wed 9/305:20 am -
1 stop9h 24m
Deal found 9/14![Delta logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/297:00 am -
1 stop11h 23m
Thu 11/55:15 pm -
1 stop11h 35m
Deal found 9/13![Multiple Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/2410:45 am -
1 stop12h 51m
Sat 10/316:14 am -
1 stop6h 48m
Deal found 9/9![United Airlines logo]()
$498
This Delta deal was found by Cheapflights users on 9/12. 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.
Sat 10/177:45 am -
1 stop7h 34m
Sat 10/242:29 pm -
1 stop7h 30m
Deal found 9/12![Delta logo]()
$511
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/912:45 pm -
2 stops10h 53m
Thu 12/106:30 am -
2 stops14h 59m
Deal found 9/9![United Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 12/117:35 am -
2 stops17h 16m
Mon 12/142:30 pm -
2 stops16h 40m
Deal found 9/10![Delta logo]()
$523
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/177:00 am -
2 stops8h 31m
Sat 10/2411:11 am -
1 stop9h 12m
Deal found 9/12![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:00 pm -
1 stop8h 12m
Sat 11/710:40 am -
2 stops11h 19m
Deal found 9/14![United Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:00 am -
2 stops13h 51m
Wed 9/305:57 pm -
2 stops18h 27m
Deal found 9/14![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 10/129:00 pm -
2 stops18h 31m
Sat 10/171:02 pm -
1 stop7h 34m
Deal found 9/12![United Airlines logo]()
$542
This Delta deal was found by Cheapflights users on 9/13. 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 10/295:49 pm -
1 stop8h 42m
Thu 11/58:33 am -
2 stops12h 23m
Deal found 9/13![Delta logo]()
$551
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 12/114:10 pm -
1 stop7h 41m
Mon 12/142:42 pm -
2 stops21h 21m
Deal found 9/13![United Airlines logo]()
$553
Best flights from Ontario to MontanaDiscover carefully curated flight deals from Ontario to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
Discover carefully curated flight deals from Ontario to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 14, 2026.
This Delta deal was found by Cheapflights users on 9/13. 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.
Sat 1/912:15 pm -
2 stops9h 33m
Mon 1/116:15 am -
1 stop7h 42m
Deal found 9/13![Delta logo]()
$440
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/2410:45 am -
2 stops11h 17m
Sat 10/316:14 am -
2 stops14h 23m
Deal found 9/9![United Airlines logo]()
$498
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/94:00 pm -
1 stop7h 19m
Mon 1/117:00 am -
1 stop13h 51m
Deal found 9/12![Air Canada logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/105:15 pm -
1 stop7h 43m
Mon 1/117:03 am -
1 stop7h 02m
Deal found 9/12![Alaska Airlines logo]()
$789
This United deal was found by Cheapflights users on 9/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:50 am -
1 stop6h 40m
Wed 10/72:05 pm -
1 stop7h 11m
Deal found 9/12![Multiple Airlines logo]()
$809
This Delta deal was found by Cheapflights users on 9/11. 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 1/86:00 am -
2 stops13h 49m
Fri 1/156:15 am -
2 stops10h 52m
Deal found 9/11![Delta logo]()
$441
This United Airlines deal was found by Cheapflights users on 9/9. 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 1/94:00 pm -
1 stop7h 19m
Mon 1/117:00 am -
1 stop6h 12m
Deal found 9/9![United Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/96:45 am -
1 stop6h 37m
Thu 12/107:30 am -
1 stop7h 17m
Deal found 9/9![United Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 12/117:35 am -
2 stops17h 16m
Mon 12/142:30 pm -
2 stops16h 40m
Deal found 9/10![Delta logo]()
$523
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/177:00 am -
2 stops8h 31m
Sat 10/2411:11 am -
1 stop9h 12m
Deal found 9/12![United Airlines logo]()
$527
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 1/236:30 am -
2 stops12h 35m
Tue 1/266:10 pm -
2 stops14h 59m
Deal found 9/9![Delta logo]()
$557
This United Airlines deal was found by Cheapflights users on 9/13. 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 12/225:55 pm -
1 stop7h 02m
Mon 12/2810:41 am -
2 stops11h 18m
Deal found 9/13![United Airlines logo]()
$541
This Delta deal was found by Cheapflights users on 9/9. 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 9/246:00 am -
2 stops13h 37m
Sun 9/276:00 am -
1 stop10h 34m
Deal found 9/9![Delta logo]()
$560
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 1/1010:53 am -
2 stops9h 32m
Mon 1/112:27 pm -
2 stops17h 02m
Deal found 9/9![United Airlines logo]()
$545
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 2/17:00 am -
1 stop8h 16m
Mon 2/88:30 am -
2 stops13h 21m
Deal found 9/10![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 12/114:10 pm -
1 stop7h 41m
Mon 12/146:15 am -
1 stop6h 47m
Deal found 9/13![United Airlines logo]()
$553
This Delta deal was found by Cheapflights users on 9/13. 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 12/87:10 am -
2 stops12h 39m
Tue 1/53:15 pm -
1 stop6h 20m
Deal found 9/13![Delta logo]()
$573
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/129:00 pm -
1 stop16h 28m
Mon 10/1910:45 am -
1 stop8h 47m
Deal found 9/13![United Airlines logo]()
$553
This Delta deal was found by Cheapflights users on 9/12. 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.
Tue 1/267:00 am -
1 stop7h 04m
Thu 1/282:00 pm -
1 stop7h 51m
Deal found 9/12![Delta logo]()
$588
This United Airlines deal was found by Cheapflights users on 9/9. 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 1/266:00 am -
2 stops17h 07m
Thu 1/287:00 am -
2 stops12h 17m
Deal found 9/9![United Airlines logo]()
$576
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 12/72:48 pm -
2 stops20h 56m
Thu 12/107:30 am -
1 stop11h 46m
Deal found 9/9![United Airlines logo]()
$583
This Justfly.com deal was found by Cheapflights users on 9/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/223:25 pm -
2 stops34h 34m
Mon 12/2810:47 am -
2 stops25h 38m
Deal found 9/13![Multiple Airlines logo]()
$1,269
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 2/52:48 pm -
2 stops20h 59m
Tue 2/97:00 am -
2 stops12h 56m
Deal found 9/13![United Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/237:30 pm -
2 stops18h 36m
Sat 10/314:13 pm -
3 stops28h 03m
Deal found 9/10![United Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Fri 10/162:20 pm -
2 stops23h 46m
Tue 10/204:22 pm -
1 stop13h 54m
Deal found 9/12![United Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 12/218:35 am -
2 stops15h 05m
Thu 12/315:24 pm -
2 stops18h 39m
Deal found 9/13![United Airlines logo]()
$610
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 9/243:53 pm -
2 stops23h 39m
Sun 9/276:15 am -
2 stops15h 44m
Deal found 9/9![United Airlines logo]()
$633
This United Airlines deal was found by Cheapflights users on 9/13. 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 12/86:00 am -
2 stops17h 45m
Mon 1/44:31 pm -
2 stops19h 29m
Deal found 9/13![United Airlines logo]()
$633
This Delta deal was found by Cheapflights users on 9/11. 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 10/96:00 am -
2 stops13h 00m
Fri 10/166:10 pm -
2 stops10h 45m
Deal found 9/11![Delta logo]()
$1,250
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Tue 3/97:00 am -
2 stops16h 07m
Mon 3/154:22 pm -
2 stops20h 40m
Deal found 9/12![United Airlines logo]()
$634
Last-minute flights from Ontario to MontanaDiscover last-minute flight deals from Ontario to Montana. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Montana. Data last updated September 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/14. 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 9/2312:25 pm -
2 stops12h 09m
Wed 9/305:20 am -
1 stop9h 24m
Deal found 9/14![Delta logo]()
$448
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:00 am -
2 stops13h 51m
Wed 9/305:57 pm -
2 stops18h 27m
Deal found 9/14![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 10/129:00 pm -
2 stops18h 31m
Sat 10/171:02 pm -
1 stop7h 34m
Deal found 9/12![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/129:00 pm -
1 stop16h 28m
Mon 10/1910:45 am -
1 stop8h 47m
Deal found 9/13![United Airlines logo]()
$553
This Delta deal was found by Cheapflights users on 9/12. 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.
Sat 10/177:45 am -
1 stop7h 34m
Sat 10/242:29 pm -
1 stop7h 30m
Deal found 9/12![Delta logo]()
$511
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 10/177:00 am -
2 stops8h 31m
Sat 10/2411:11 am -
1 stop9h 12m
Deal found 9/12![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:00 pm -
1 stop16h 25m
Mon 10/264:32 pm -
2 stops22h 15m
Deal found 9/14![United Airlines logo]()
$557
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:00 am -
1 stop10h 12m
Sat 11/712:48 pm -
1 stop6h 27m
Deal found 9/14![United Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/2410:45 am -
1 stop12h 51m
Sat 10/316:14 am -
1 stop6h 48m
Deal found 9/9![United Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/265:55 pm -
2 stops21h 36m
Mon 11/22:37 pm -
2 stops17h 10m
Deal found 9/11![United Airlines logo]()
$559
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/297:00 am -
1 stop11h 23m
Thu 11/55:15 pm -
1 stop11h 35m
Deal found 9/13![Multiple Airlines logo]()
$467
This Delta deal was found by Cheapflights users on 9/13. 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 10/295:49 pm -
1 stop8h 42m
Thu 11/58:33 am -
2 stops12h 23m
Deal found 9/13![Delta logo]()
$551
One-way flights from Ontario to MontanaSearch for one-way flight options from Ontario to Montana. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
Search for one-way flight options from Ontario to Montana. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 10/1512:49 pm -
1 stop9h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/286:45 am -
3 stops28h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/184:45 pm -
1 stop26h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$236
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 10/267:26 pm -
2 stops16h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:30 am -
3 stops29h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/287:26 pm -
2 stops22h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/237:00 am -
1 stop6h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 9/13. 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 10/285:49 pm -
1 stop7h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Delta logo]()
$283
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/287:29 am -
1 stop6h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$283
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
3 stops33h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 10/2612:49 pm -
1 stop9h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:15 pm -
3 stops25h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$288
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 September 14, 2026.
Round-trip from | $440 (Delta) |
|---|---|
One-way from | $218 (Kiwi.com) |
Popular in | August |
Cheapest in | March |
Average price | $645 |
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 7,457,451 searches. Data last updated September 14, 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
Cheapest round-trip
TorontoBillings
YYZ Toronto Pearson Intl - BIL Billings Logan Intl
YYZBIL
Toronto Pearson Intl
Thu 10/15
12:49 pm-8:15 pm
1 stop9h 26m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$216
MontrealBozeman
YUL Montreal Pierre Elliott Trudeau Intl - BZN Bozeman Gallatin Field
YULBZN
Montreal Pierre Elliott Trudeau Intl
Wed 10/28
6:45 am-9:06 am
3 stops28h 21m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$218
TorontoBozeman
YYZ Toronto Pearson Intl - BZN Bozeman Gallatin Field
YYZBZN
Toronto Pearson Intl
Sun 10/18
4:45 pm-4:54 pm
1 stop26h 09m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$236
TorontoBillings
YYZ Toronto Pearson Intl - BIL Billings Logan Intl
YYZBIL
Toronto Pearson Intl
Mon 10/26
7:26 pm-9:45 am
2 stops16h 19m
Billings Logan Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$244
TorontoBozeman
YYZ Toronto Pearson Intl - BZN Bozeman Gallatin Field
YYZBZN
Toronto Pearson Intl
Thu 10/29
11:30 am-3:01 pm
3 stops29h 31m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$264
TorontoBozeman
YYZ Toronto Pearson Intl - BZN Bozeman Gallatin Field
YYZBZN
Toronto Pearson Intl
Wed 10/28
7:26 pm-3:30 pm
2 stops22h 04m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$279
TorontoMissoula
YYZ Toronto Pearson Intl - MSO Missoula Johnson-Bell Field
YYZMSO
Toronto Pearson Intl
Wed 9/23
7:00 am-11:44 am
1 stop6h 44m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$279
TorontoBozeman
YYZ Toronto Pearson Intl - BZN Bozeman Gallatin Field
YYZBZN
Toronto Pearson Intl
Wed 10/28
7:29 am-12:25 pm
1 stop6h 56m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$283
TorontoKalispell
YYZ Toronto Pearson Intl - FCA Kalispell Glacier Park
YYZFCA
Toronto Pearson Intl
Wed 10/28
5:49 pm-10:57 pm
1 stop7h 08m
Kalispell Glacier Park
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$283
TorontoBozeman
YYZ Toronto Pearson Intl - BZN Bozeman Gallatin Field
YYZBZN
Toronto Pearson Intl
Mon 10/26
6:00 am-1:15 pm
3 stops33h 15m
Bozeman Gallatin Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$284
Showing 1-10 of 60 resultsSorted by cheapest first
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.
YYZ-BIL
YUL-BZN
YYZ-BZN
YYZ-FCA
YYZ-MSO
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
CAON-USMT
YYZ-BIL
YUL-BZN
YYZ-BZN
YYZ-FCA
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 $426). Flying from Region of Ontario to Montana in February is currently the most expensive (average of $709). 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?
Airfare is below average for this route at the moment.
Region of Ontario to Montana flights typically cost between $568 and $653 in October.The cheapest round-trip price found within the last 5 days was $511 on Delta (Oct 17-Oct 24).
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.
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