$211+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — YYZ
Oct 10 — Oct 171
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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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 Montana to Ontario
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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 September 10, 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 September 10, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:24 am -
2 stops11h 51m
Sat 10/317:00 am -
1 stop31h 46m
Deal found 9/9![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/1910:42 am -
1 stop18h 08m
Tue 11/2411:30 am -
1 stop10h 41m
Deal found 9/7![Multiple Airlines logo]()
$544
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/216:59 pm -
2 stops24h 16m
Wed 10/2811:30 am -
1 stop23h 36m
Deal found 9/6![Multiple Airlines logo]()
$553
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:08 pm -
1 stop13h 31m
Wed 10/74:15 pm -
2 stops50h 56m
Deal found 9/9![Multiple Airlines logo]()
$561
This United Airlines deal was found by Cheapflights users on 9/8. 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 57m
Sat 12/54:00 pm -
1 stop7h 46m
Deal found 9/8![United Airlines logo]()
$634
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 12/26:30 am -
1 stop6h 42m
Sat 12/56:45 am -
1 stop6h 37m
Deal found 9/9![United Airlines logo]()
$634
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/228:01 am -
2 stops20h 38m
Thu 10/297:00 am -
1 stop28h 32m
Deal found 9/7![Multiple Airlines logo]()
$648
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 10/510:45 am -
1 stop8h 47m
Wed 10/77:00 am -
1 stop6h 28m
Deal found 9/9![United Airlines logo]()
$664
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/2312:53 pm -
1 stop5h 51m
Sat 10/3110:53 am -
2 stops12h 37m
Deal found 9/6![United Airlines logo]()
$666
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/212:12 pm -
1 stop19h 32m
Wed 10/285:34 pm -
1 stop21h 53m
Deal found 9/6![American Airlines logo]()
$666
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.
Fri 10/92:29 pm -
1 stop7h 30m
Tue 10/135:49 pm -
1 stop8h 38m
Deal found 9/9![Delta logo]()
$667
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/211:47 pm -
2 stops19h 12m
Wed 10/285:29 pm -
2 stops20h 56m
Deal found 9/6![American Airlines logo]()
$668
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 September 10, 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 September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/1910:42 am -
1 stop18h 08m
Tue 11/2411:30 am -
1 stop10h 41m
Deal found 9/7![Multiple Airlines logo]()
$544
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 12/16:15 am -
1 stop6h 57m
Sat 12/54:00 pm -
1 stop7h 46m
Deal found 9/9![United Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/212:12 pm -
1 stop19h 32m
Wed 10/285:34 pm -
1 stop21h 53m
Deal found 9/6![American Airlines logo]()
$666
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.
Fri 10/92:29 pm -
1 stop7h 30m
Tue 10/135:49 pm -
1 stop8h 38m
Deal found 9/9![Delta logo]()
$667
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 10/248:00 am -
1 stop7h 56m
Sat 10/314:10 pm -
1 stop7h 20m
Deal found 9/9![United Airlines logo]()
$634
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 12/26:30 am -
1 stop6h 42m
Sat 12/56:45 am -
1 stop6h 37m
Deal found 9/9![United Airlines logo]()
$634
This Delta deal was found by Cheapflights users on 9/8. 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 12/281:46 pm -
1 stop7h 51m
Tue 1/57:00 am -
1 stop8h 16m
Deal found 9/8![Delta logo]()
$787
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/2312:53 pm -
2 stops9h 01m
Sat 10/3110:30 am -
2 stops13h 00m
Deal found 9/6![United Airlines logo]()
$666
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.
Fri 10/234:17 pm -
1 stop13h 59m
Tue 10/277:00 am -
2 stops16h 51m
Deal found 9/9![United Airlines logo]()
$754
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 1/104:22 pm -
2 stops19h 38m
Tue 1/127:00 am -
2 stops10h 13m
Deal found 9/9![United Airlines logo]()
$759
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/2211:43 am -
1 stop7h 59m
Sat 1/26:00 am -
1 stop11h 19m
Deal found 9/8![United Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/2611:30 am -
1 stop8h 12m
Thu 1/74:45 pm -
2 stops19h 02m
Deal found 9/8![United Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/222:34 pm -
2 stops20h 54m
Mon 1/47:00 am -
2 stops16h 31m
Deal found 9/8![United Airlines logo]()
$781
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/244:22 pm -
1 stop13h 54m
Mon 9/284:55 pm -
2 stops18h 51m
Deal found 9/6![United Airlines logo]()
$797
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/238:14 am -
1 stop11h 03m
Tue 1/54:45 pm -
2 stops19h 02m
Deal found 9/8![United Airlines logo]()
$813
Last-minute flights from Montana to OntarioDiscover last-minute flight deals from Montana to Ontario. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Ontario. Data last updated September 10, 2026 and is based on user searches.
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.
Thu 9/246:17 am -
1 stop10h 17m
Sat 9/266:15 am -
1 stop9h 23m
Deal found 9/10![Delta logo]()
$689
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:08 pm -
1 stop13h 31m
Wed 10/74:15 pm -
2 stops50h 56m
Deal found 9/9![Multiple Airlines logo]()
$561
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 10/510:45 am -
1 stop8h 47m
Wed 10/77:00 am -
1 stop6h 28m
Deal found 9/9![United Airlines logo]()
$664
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.
Fri 10/92:29 pm -
1 stop7h 30m
Tue 10/135:49 pm -
1 stop8h 38m
Deal found 9/9![Delta logo]()
$667
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/216:59 pm -
2 stops24h 16m
Wed 10/2811:30 am -
1 stop23h 36m
Deal found 9/6![Multiple Airlines logo]()
$553
This Alaska Airlines deal was found by Cheapflights users on 9/6. 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 10/217:24 am -
1 stop30h 21m
Wed 10/285:15 pm -
1 stop7h 54m
Deal found 9/6![Alaska Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/212:12 pm -
1 stop19h 32m
Wed 10/285:34 pm -
1 stop21h 53m
Deal found 9/6![American Airlines logo]()
$666
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/211:47 pm -
2 stops19h 12m
Wed 10/285:29 pm -
2 stops20h 56m
Deal found 9/6![American Airlines logo]()
$668
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/228:01 am -
2 stops20h 38m
Thu 10/297:00 am -
1 stop28h 32m
Deal found 9/7![Multiple Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/2312:53 pm -
2 stops9h 01m
Sat 10/3110:30 am -
2 stops13h 00m
Deal found 9/6![United Airlines logo]()
$666
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:24 am -
2 stops11h 51m
Sat 10/317:00 am -
1 stop31h 46m
Deal found 9/9![Multiple Airlines logo]()
$489
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:56 pm -
2 stops22h 09m
Sat 10/315:15 pm -
2 stops22h 55m
Deal found 9/9![Alaska Airlines logo]()
$649
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 September 10, 2026.
Search for one-way flight options from Montana to Ontario. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/279:42 pm -
2 stops29h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$211
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/281:47 pm -
2 stops19h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Tue 10/276:59 pm -
3 stops33h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/286:59 pm -
3 stops33h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/271:15 pm -
1 stop8h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$288
This Orbitz deal was found by Cheapflights users on 9/7. 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.
Tue 10/273:56 pm -
2 stops22h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Alaska Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 9/7. 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 10/75:30 am -
1 stop9h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/74:19 pm -
2 stops15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/226:05 am -
1 stop7h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$306
This United Airlines deal was found by Cheapflights users on 9/6. 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 12/1812:46 pm -
1 stop9h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/912:26 pm -
1 stop6h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 9/8. 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 12/281:46 pm -
1 stop7h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$354
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $489 (Kiwi.com) |
One-way from | $211 (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 September 10, 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
Sun 9/27
9:42 pm-9:45 am
2 stops34h 03m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$238
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Wed 10/28
1:47 pm-10:59 am
2 stops19h 12m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$247
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Wed 10/28
6:59 pm-6:00 am
3 stops33h 01m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$286
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Tue 10/27
3:56 pm-4:05 pm
2 stops22h 09m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$293
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Wed 10/7
5:30 am-4:44 pm
1 stop9h 14m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$299
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Wed 10/7
4:19 pm-10:04 am
2 stops15h 45m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$304
KalispellToronto
FCA Kalispell Glacier Park - YYZ Toronto Pearson Intl
FCAYYZ
Kalispell Glacier Park
Thu 10/22
6:05 am-3:14 pm
1 stop7h 09m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$306
KalispellToronto
FCA Kalispell Glacier Park - YYZ Toronto Pearson Intl
FCAYYZ
Kalispell Glacier Park
Fri 12/18
12:46 pm-11:59 pm
1 stop9h 13m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$318
KalispellToronto
FCA Kalispell Glacier Park - YYZ Toronto Pearson Intl
FCAYYZ
Kalispell Glacier Park
Fri 10/9
12:26 pm-8:44 pm
1 stop6h 18m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$331
Quickest round-trip
BozemanToronto
BZN Bozeman Gallatin Field - YYZ Toronto Pearson Intl
BZNYYZ
Bozeman Gallatin Field
Sun 10/18
8:00 am-3:46 pm
1 stop5h 46m
Toronto Pearson Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$332
Showing 1-10 of 32 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.
BZN-YYZ
FCA-YYZ
FCA-YUL
BZN-YUL
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
BZN-YYZ
FCA-YYZ
FCA-YUL
BZN-YUL
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 September 10, 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.
Overall
7.4
Boarding
7.7
Food
6.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
6.0
GoodMiz,Oct 2024
EWR - YYZ
Overall
7.4
Boarding
7.7
Food
6.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
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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