$302+ Cheap flights from Montana to Ontario
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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Montana to Ontario 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 Montana to OntarioExplore 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 October 30, 2026.
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 October 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 11/1511:55 am -
1 stop26h 10m
Fri 11/205:15 pm -
1 stop8h 43m
Deal found 10/28![Alaska Airlines logo]()
$498
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:32 pm -
2 stops22h 33m
Sat 11/215:15 pm -
1 stop8h 43m
Deal found 10/30![Alaska Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:29 pm -
2 stops14h 50m
Sat 11/219:45 am -
2 stops11h 57m
Deal found 10/30![Delta logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/1010:14 am -
1 stop18h 38m
Thu 12/178:30 pm -
1 stop26h 59m
Deal found 10/26![Multiple Airlines logo]()
$585
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 12/11:52 pm -
2 stops19h 04m
Fri 12/47:40 pm -
2 stops19h 22m
Deal found 10/29![American Airlines logo]()
$599
This Delta deal was found by Cheapflights users on 10/28. 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 12/126:32 am -
2 stops13h 24m
Sat 12/1912:15 pm -
2 stops13h 04m
Deal found 10/28![Delta logo]()
$622
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/107:00 am -
2 stops7h 47m
Thu 12/176:45 am -
2 stops10h 55m
Deal found 10/26![United Airlines logo]()
$642
This Delta deal was found by Cheapflights users on 10/28. 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.
Sun 11/155:35 am -
2 stops14h 22m
Fri 11/2012:15 pm -
2 stops12h 05m
Deal found 10/28![Delta logo]()
$654
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 11/98:18 pm -
2 stops23h 00m
Thu 11/128:30 pm -
1 stop22h 33m
Deal found 10/27![Multiple Airlines logo]()
$657
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/272:59 pm -
2 stops23h 06m
Sat 12/55:15 pm -
2 stops23h 58m
Deal found 10/28![Alaska Airlines logo]()
$677
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/115:58 pm -
1 stop25h 54m
Fri 12/187:00 am -
2 stops16h 29m
Deal found 10/27![Multiple Airlines logo]()
$691
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/21:50 pm -
1 stop24h 15m
Sat 12/55:15 pm -
2 stops23h 58m
Deal found 10/29![Alaska Airlines logo]()
$695
Best flights from Montana to OntarioDiscover carefully curated flight deals from Montana to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Montana to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 11/1511:55 am -
1 stop26h 10m
Fri 11/205:15 pm -
1 stop8h 43m
Deal found 10/28![Alaska Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 3/512:43 pm -
2 stops16h 07m
Sun 3/711:30 am -
1 stop11h 44m
Deal found 10/26![Multiple Airlines logo]()
$567
This Delta deal was found by Cheapflights users on 10/28. 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 12/126:32 am -
2 stops13h 24m
Sat 12/1912:15 pm -
2 stops13h 04m
Deal found 10/28![Delta logo]()
$622
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/107:00 am -
2 stops7h 47m
Thu 12/176:45 am -
2 stops10h 55m
Deal found 10/26![United Airlines logo]()
$642
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:35 am -
1 stop7h 39m
Thu 12/172:00 pm -
1 stop8h 47m
Deal found 10/26![American Airlines logo]()
$758
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:12 pm -
1 stop20h 53m
Sat 11/215:15 pm -
1 stop8h 43m
Deal found 10/30![Alaska Airlines logo]()
$498
This Delta deal was found by Cheapflights users on 10/28. 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.
Sun 11/155:35 am -
2 stops14h 22m
Fri 11/2012:15 pm -
2 stops12h 05m
Deal found 10/28![Delta logo]()
$654
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/115:58 pm -
1 stop25h 54m
Fri 12/187:00 am -
2 stops16h 29m
Deal found 10/27![Multiple Airlines logo]()
$691
This Orbitz deal was found by Cheapflights users on 10/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/207:25 pm -
1 stop18h 40m
Mon 2/225:15 pm -
1 stop8h 44m
Deal found 10/25![Alaska Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/16:15 am -
1 stop6h 47m
Sat 12/56:45 am -
2 stops17h 06m
Deal found 10/27![United Airlines logo]()
$738
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:35 am -
2 stops15h 13m
Thu 12/172:00 pm -
1 stop8h 47m
Deal found 10/26![American Airlines logo]()
$768
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/127:00 am -
1 stop6h 02m
Sat 12/198:35 am -
2 stops9h 05m
Deal found 10/28![United Airlines logo]()
$748
This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:35 am -
1 stop27h 30m
Sat 12/55:15 pm -
1 stop8h 18m
Deal found 10/28![Alaska Airlines logo]()
$682
This Delta deal was found by Cheapflights users on 10/26. 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 12/105:25 am -
2 stops9h 55m
Thu 12/177:35 am -
2 stops14h 27m
Deal found 10/26![Delta logo]()
$795
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/21:50 pm -
1 stop24h 15m
Sat 12/55:15 pm -
2 stops23h 58m
Deal found 10/29![Alaska Airlines logo]()
$695
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/216:15 am -
2 stops24h 59m
Tue 11/2410:53 am -
2 stops12h 54m
Deal found 10/29![United Airlines logo]()
$767
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:27 am -
2 stops11h 29m
Thu 12/176:15 am -
2 stops15h 47m
Deal found 10/26![Delta logo]()
$833
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 12/17:00 am -
1 stop7h 05m
Sat 12/55:15 pm -
1 stop8h 06m
Deal found 10/29![Alaska Airlines logo]()
$728
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/225:24 pm -
2 stops22h 25m
Fri 11/278:35 am -
2 stops15h 12m
Deal found 10/29![United Airlines logo]()
$817
This United deal was found by Cheapflights users on 10/27. 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.
Tue 3/166:15 am -
3 stops28h 50m
Mon 3/222:48 pm -
2 stops24h 41m
Deal found 10/27![Multiple Airlines logo]()
$1,032
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/56:20 am -
2 stops15h 32m
Tue 12/87:44 pm -
2 stops20h 08m
Deal found 10/29![United Airlines logo]()
$828
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 12/54:49 pm -
1 stop21h 16m
Tue 12/85:15 pm -
1 stop24h 57m
Deal found 10/29![Alaska Airlines logo]()
$754
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/206:22 am -
1 stop7h 43m
Tue 11/245:15 pm -
1 stop7h 45m
Deal found 10/29![Alaska Airlines logo]()
$755
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/116:20 am -
1 stop6h 42m
Fri 12/184:10 pm -
1 stop7h 27m
Deal found 10/27![United Airlines logo]()
$916
This United Airlines deal was found by Cheapflights users on 10/27. 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 3/162:25 pm -
2 stops20h 56m
Sat 3/206:15 am -
2 stops17h 19m
Deal found 10/27![United Airlines logo]()
$920
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/111:03 pm -
2 stops25h 02m
Fri 12/185:15 pm -
2 stops22h 04m
Deal found 10/27![Alaska Airlines logo]()
$858
This United Airlines deal was found by Cheapflights users on 10/27. 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 3/162:25 pm -
2 stops22h 47m
Mon 3/226:00 am -
2 stops17h 34m
Deal found 10/27![United Airlines logo]()
$920
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Thu 2/45:00 pm -
1 stop21h 05m
Mon 2/85:15 pm -
1 stop25h 08m
Deal found 10/29![Alaska Airlines logo]()
$910
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/196:00 am -
1 stop7h 02m
Mon 12/214:10 pm -
1 stop7h 30m
Deal found 10/29![United Airlines logo]()
$943
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/186:00 am -
2 stops15h 26m
Sun 12/208:35 am -
2 stops9h 47m
Deal found 10/29![United Airlines logo]()
$974
Last-minute flights from Montana to OntarioDiscover last-minute flight deals from Montana to Ontario. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Ontario. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/57:00 am -
1 stop6h 02m
Thu 11/57:26 pm -
2 stops16h 19m
Deal found 10/27![United Airlines logo]()
$763
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Mon 11/98:18 pm -
2 stops23h 00m
Thu 11/128:30 pm -
1 stop22h 33m
Deal found 10/27![Multiple Airlines logo]()
$657
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 11/1511:55 am -
1 stop26h 10m
Fri 11/205:15 pm -
1 stop8h 43m
Deal found 10/28![Alaska Airlines logo]()
$498
This Delta deal was found by Cheapflights users on 10/28. 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.
Sun 11/155:35 am -
2 stops14h 22m
Fri 11/2012:15 pm -
2 stops12h 05m
Deal found 10/28![Delta logo]()
$654
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:32 pm -
2 stops22h 33m
Sat 11/215:15 pm -
1 stop8h 43m
Deal found 10/30![Alaska Airlines logo]()
$508
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:29 pm -
2 stops14h 50m
Sat 11/219:45 am -
2 stops11h 57m
Deal found 10/30![Delta logo]()
$535
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/206:22 am -
1 stop7h 43m
Tue 11/245:15 pm -
1 stop7h 45m
Deal found 10/29![Alaska Airlines logo]()
$755
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:22 am -
1 stop7h 43m
Fri 11/275:15 pm -
1 stop7h 45m
Deal found 10/29![Alaska Airlines logo]()
$700
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 11/216:22 am -
1 stop7h 43m
Tue 11/245:15 pm -
1 stop7h 45m
Deal found 10/29![Alaska Airlines logo]()
$731
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/216:15 am -
2 stops24h 59m
Wed 11/254:10 pm -
1 stop7h 37m
Deal found 10/29![United Airlines logo]()
$762
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/211:18 pm -
1 stop19h 41m
Thu 11/266:10 am -
1 stop10h 54m
Deal found 10/29![American Airlines logo]()
$764
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 11/272:59 pm -
2 stops23h 06m
Sat 12/55:15 pm -
2 stops23h 58m
Deal found 10/28![Alaska Airlines logo]()
$677
One-way flights from Montana to OntarioSearch for one-way flight options from Montana to Ontario. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Montana to Ontario. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/191:50 pm -
2 stops26h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/191:37 pm -
1 stop7h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![American Airlines logo]()
$336
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/141:47 pm -
1 stop7h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$350
This Delta deal was found by Cheapflights users on 10/27. 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 11/192:30 pm -
1 stop7h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Delta logo]()
$370
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/1912:40 pm -
2 stops9h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![United Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 12/197:39 pm -
3 stops50h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$417
This Travelocity deal was found by Cheapflights users on 10/26. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/22:53 pm -
2 stops23h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Alaska Airlines logo]()
$423
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:15 am -
3 stops15h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 10/26. 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 1/27:39 am -
1 stop8h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![American Airlines logo]()
$570
Find flight deals from Montana to Ontario
Keep the following information in mind while searching for Montana to Ontario flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $498 (Alaska Airlines) |
One-way from | $302 (Kiwi.com) |
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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Montana to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Thu 11/19
1:50 pm-6:10 pm
2 stops26h 20m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$302
Quickest round-trip
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Sat 12/19
1:37 pm-10:55 pm
1 stop7h 18m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$336
MissoulaToronto
MSO Missoula Johnson-Bell Field - YYZ Toronto Pearson Intl
MSOYYZ
Missoula Johnson-Bell Field
Mon 12/14
1:47 pm-11:41 pm
1 stop7h 54m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$350
MissoulaToronto
MSO Missoula Johnson-Bell Field - YYZ Toronto Pearson Intl
MSOYYZ
Missoula Johnson-Bell Field
Tue 12/15
1:47 pm-11:41 pm
1 stop7h 54m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$350
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Thu 11/19
2:30 pm-11:57 pm
1 stop7h 27m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$370
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Sat 12/19
12:40 pm-11:52 pm
2 stops9h 12m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$395
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Sat 1/2
2:53 pm-4:05 pm
2 stops23h 12m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$423
MissoulaToronto
MSO Missoula Johnson-Bell Field - YYZ Toronto Pearson Intl
MSOYYZ
Missoula Johnson-Bell Field
Tue 12/15
6:15 am-11:59 pm
3 stops15h 44m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$453
BillingsToronto
BIL Billings Logan Intl - YYZ Toronto Pearson Intl
BILYYZ
Billings Logan Intl
Sun 11/15
11:55 am-4:05 pm
1 stop26h 10m
Toronto Pearson Intl
Fri 11/20
5:15 pm-11:58 pm
1 stop8h 43m
$498
BillingsToronto
BIL Billings Logan Intl - YYZ Toronto Pearson Intl
BILYYZ
Billings Logan Intl
Wed 11/18
5:12 pm-4:05 pm
1 stop20h 53m
Toronto Pearson Intl
Sat 11/21
5:15 pm-11:58 pm
1 stop8h 43m
$498
Showing 1-10 of 38 resultsSorted by cheapest first
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.
BIL-YYZ
MSO-YYZ
BZN-YYZ
FCA-YYZ
GTF-YOW
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
USMT-CAON
BIL-YYZ
MSO-YYZ
BZN-YYZ
FCA-YYZ
No data available for this route at this time. Please check back soon.
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 October 30, 2026.
Peruse reviews from past customers who have flown with United Airlines from Montana to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.3
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Boarding
7.7
Entertainment
7.1
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.3
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
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.
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