$183+ Cheap flights from Montana to Portland, ME (PWM)
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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PWM
Nov 11 — Nov 181
Round-trip
1 adult, Economy
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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 PortlandExplore the most affordable flight options available from Montana to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
Explore the most affordable flight options available from Montana to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/66:30 am -
1 stop7h 32m
Fri 11/133:23 pm -
1 stop8h 07m
Deal found 10/9![United Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/712:48 pm -
2 stops8h 33m
Fri 11/135:50 am -
2 stops11h 40m
Deal found 10/9![United Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:15 am -
1 stop7h 47m
Wed 11/183:23 pm -
1 stop8h 24m
Deal found 10/12![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 11/1012:48 pm -
1 stop7h 03m
Wed 11/113:23 pm -
1 stop8h 07m
Deal found 10/7![United Airlines logo]()
$454
This Southwest deal was found by Cheapflights users on 10/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/313:30 pm -
2 stops16h 20m
Mon 1/41:40 pm -
2 stops11h 05m
Deal found 10/11![Southwest logo]()
$455
This American Airlines deal was found by Cheapflights users on 10/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:47 pm -
1 stop20h 15m
Sun 12/135:00 am -
2 stops10h 17m
Deal found 10/8![American Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 10/11. 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.
Sat 10/246:30 am -
2 stops12h 30m
Wed 10/286:03 am -
2 stops13h 46m
Deal found 10/11![Delta logo]()
$459
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2412:26 pm -
1 stop7h 20m
Wed 10/283:23 pm -
1 stop8h 28m
Deal found 10/9![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:48 pm -
1 stop7h 52m
Sat 10/317:00 am -
1 stop7h 35m
Deal found 10/12![American Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2311:38 am -
1 stop6h 44m
Fri 11/133:23 pm -
1 stop8h 07m
Deal found 10/9![United Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Wed 11/46:15 am -
1 stop7h 47m
Sun 11/83:23 pm -
1 stop8h 24m
Deal found 10/10![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 10/12. 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 10/276:15 am -
1 stop7h 47m
Sat 10/318:31 am -
2 stops15h 16m
Deal found 10/12![United Airlines logo]()
$484
Best flights from Montana to PortlandDiscover carefully curated flight deals from Montana to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
Discover carefully curated flight deals from Montana to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
This Delta deal was found by Cheapflights users on 10/10. 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 1/71:15 pm -
1 stop8h 34m
Mon 1/116:30 am -
1 stop7h 45m
Deal found 10/10![Delta logo]()
$385
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/1012:48 pm -
1 stop7h 03m
Wed 11/113:23 pm -
1 stop8h 07m
Deal found 10/8![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:48 pm -
1 stop7h 52m
Sat 10/317:00 am -
1 stop7h 35m
Deal found 10/12![American Airlines logo]()
$479
This Southwest deal was found by Cheapflights users on 10/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:45 am -
2 stops13h 05m
Sun 11/2211:10 am -
2 stops13h 40m
Deal found 10/12![Southwest logo]()
$589
This Delta deal was found by Cheapflights users on 10/10. 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.
Wed 1/66:00 am -
2 stops8h 59m
Sat 1/96:00 am -
1 stop9h 16m
Deal found 10/10![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 10/11. 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.
Sat 10/246:30 am -
2 stops12h 30m
Wed 10/286:03 am -
2 stops13h 46m
Deal found 10/11![Delta logo]()
$459
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Thu 11/196:30 am -
1 stop7h 32m
Sun 11/223:23 pm -
1 stop8h 07m
Deal found 10/12![United Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 10/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:47 pm -
1 stop20h 11m
Tue 12/85:00 am -
2 stops10h 17m
Deal found 10/11![American Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Sun 11/85:00 am -
1 stop9h 02m
Sun 11/153:23 pm -
1 stop9h 07m
Deal found 10/11![United Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:28 am -
1 stop7h 34m
Tue 11/173:23 pm -
1 stop8h 08m
Deal found 10/11![United Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 10/11. 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 12/182:41 pm -
1 stop7h 11m
Sun 1/106:30 am -
1 stop7h 45m
Deal found 10/11![Delta logo]()
$581
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sat 1/237:00 am -
2 stops14h 32m
Tue 1/269:10 am -
2 stops14h 42m
Deal found 10/10![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 1/236:10 am -
2 stops12h 53m
Tue 1/267:30 am -
2 stops13h 07m
Deal found 10/7![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Wed 11/46:15 am -
2 stops13h 36m
Sun 11/83:23 pm -
1 stop8h 24m
Deal found 10/10![United Airlines logo]()
$556
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2212:26 pm -
1 stop7h 20m
Fri 10/236:00 am -
2 stops12h 06m
Deal found 10/9![United Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 10/10. 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.
Wed 3/315:25 am -
2 stops15h 58m
Thu 4/86:00 am -
2 stops13h 45m
Deal found 10/10![Delta logo]()
$784
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/276:14 am -
1 stop7h 48m
Wed 10/288:49 am -
2 stops15h 02m
Deal found 10/9![United Airlines logo]()
$566
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Fri 12/1811:43 am -
2 stops10h 16m
Sun 1/106:00 am -
1 stop8h 13m
Deal found 10/11![United Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 10/256:15 am -
1 stop7h 47m
Thu 10/2910:50 am -
2 stops12h 57m
Deal found 10/10![United Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 10/11. 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 10/266:14 am -
2 stops13h 37m
Fri 10/3010:50 am -
2 stops13h 01m
Deal found 10/11![United Airlines logo]()
$609
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 12/3110:41 am -
2 stops11h 18m
Mon 1/44:28 pm -
1 stop8h 29m
Deal found 10/11![United Airlines logo]()
$612
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/286:14 am -
2 stops13h 37m
Thu 10/2910:50 am -
2 stops13h 01m
Deal found 10/9![United Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 10/8. 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 1/307:00 am -
2 stops12h 03m
Wed 2/39:10 am -
2 stops14h 05m
Deal found 10/8![United Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Thu 1/76:15 am -
2 stops12h 48m
Sun 1/109:10 am -
2 stops14h 22m
Deal found 10/10![United Airlines logo]()
$769
This deal was found by Cheapflights users on 10/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:00 am -
1 stop7h 02m
Mon 10/263:23 pm -
1 stop7h 51m
Deal found 10/8![United Airlines logo]()
$1,003
Last-minute flights from Montana to PortlandDiscover last-minute flight deals from Montana to Portland. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Portland. Data last updated October 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/8. 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 10/912:28 pm -
1 stop7h 18m
Tue 10/136:00 am -
1 stop7h 32m
Deal found 10/8![United Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2311:38 am -
1 stop6h 44m
Fri 11/133:23 pm -
1 stop8h 07m
Deal found 10/9![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 10/11. 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.
Sat 10/246:30 am -
2 stops12h 30m
Wed 10/286:03 am -
2 stops13h 46m
Deal found 10/11![Delta logo]()
$459
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2412:26 pm -
1 stop7h 20m
Wed 10/283:23 pm -
1 stop8h 28m
Deal found 10/9![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 am -
1 stop7h 02m
Wed 10/283:23 pm -
1 stop9h 07m
Deal found 10/11![United Airlines logo]()
$489
This American Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:48 pm -
1 stop7h 52m
Sat 10/317:00 am -
1 stop7h 35m
Deal found 10/12![American Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/12. 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 10/276:15 am -
1 stop7h 47m
Sat 10/318:31 am -
2 stops15h 16m
Deal found 10/12![United Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Wed 11/46:15 am -
1 stop7h 47m
Sun 11/83:23 pm -
1 stop8h 24m
Deal found 10/10![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/66:30 am -
1 stop7h 32m
Fri 11/133:23 pm -
1 stop8h 07m
Deal found 10/9![United Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 10/9. 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 11/712:48 pm -
2 stops8h 33m
Fri 11/135:50 am -
2 stops11h 40m
Deal found 10/9![United Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 11/1012:48 pm -
1 stop7h 03m
Wed 11/113:23 pm -
1 stop8h 07m
Deal found 10/7![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:15 am -
1 stop7h 47m
Wed 11/183:23 pm -
1 stop8h 24m
Deal found 10/12![United Airlines logo]()
$399
One-way flights from Montana to PortlandSearch for one-way flight options from Montana to Portland. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
Search for one-way flight options from Montana to Portland. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. 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 10/276:30 am -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Mon 10/264:14 pm -
2 stops14h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:08 pm -
3 stops41h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$248
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 11/196:30 am -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![United Airlines logo]()
$263
This Delta deal was found by Cheapflights users on 10/8. 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 10/262:29 pm -
1 stop7h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$288
This United Airlines deal was found by Cheapflights users on 10/9. 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 10/2311:38 am -
2 stops10h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1910:28 am -
2 stops44h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/221:30 pm -
2 stops8h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![American Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/8. 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 12/226:18 pm -
2 stops14h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 10/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/201:23 pm -
2 stops19h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![American Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Thu 12/312:27 pm -
2 stops22h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![United Airlines logo]()
$566
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/207:09 pm -
3 stops59h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Multiple Airlines logo]()
$589
Find flight deals from Montana to Portland
Keep the following information in mind while searching for Montana to Portland flight deals. Data was last updated October 12, 2026.
Round-trip from | $385 (United Airlines) |
|---|---|
One-way from | $183 (United Airlines) |
Popular in | October |
Cheapest in | February |
Average price | $798 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Portland 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 12, 2026.
Use the filters below to find and compare flights from Montana to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Tue 10/27
6:30 am-4:02 pm
1 stop7h 32m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$183
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Mon 10/26
2:08 pm-9:08 am
3 stops41h 00m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$248
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Thu 11/19
6:30 am-4:02 pm
1 stop7h 32m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$263
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Tue 12/22
1:30 pm-12:23 am
2 stops8h 53m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$383
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Tue 12/22
6:18 pm-10:46 am
2 stops14h 28m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$385
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Thu 1/7
1:15 pm-11:49 pm
1 stop8h 34m
Portland
Mon 1/11
6:30 am-12:15 pm
1 stop7h 45m
$385
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Thu 12/31
6:00 am-6:59 pm
2 stops10h 59m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$415
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Wed 1/6
6:00 am-4:59 pm
2 stops8h 59m
Portland
Sat 1/9
6:00 am-1:16 pm
1 stop9h 16m
$434
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Tue 12/22
12:27 pm-11:10 pm
1 stop8h 43m
Portland
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$450
BozemanPortland
BZN Bozeman Gallatin Field - PWM Portland
BZNPWM
Bozeman Gallatin Field
Tue 11/10
12:48 pm-9:51 pm
1 stop7h 03m
Portland
Wed 11/11
3:23 pm-9:30 pm
1 stop8h 07m
$454
Showing 1-10 of 38 resultsSorted by cheapest first
Best time to book a flight from Montana to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Montana with our price prediction graph.
BZN-PWM
MSO-PWM
BIL-PWM
FCA-PWM
HLN-PWM
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 Portland
USMT-PWM
BZN-PWM
MSO-PWM
BIL-PWM
FCA-PWM
How much does it cost to fly round-trip from Montana to Portland, Maine?
Airfare is below average for this route at the moment.
Montana to Portland, Maine flights typically cost between $533 and $912 in November.The cheapest round-trip price found within the last 5 days was $385 on United Airlines (Nov 6-Nov 13).
Related info for your journey
Find useful and relevant information for your journey from Montana to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsLewiston
North Conway
Brunswick
Conway
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Alternative routes for Montana to Portland
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Complete your trip
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Search flights from Montana to Portland by cabin class
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Montana and Portland flights
Browse other Montana and Portland flight options. Last updated on October 12, 2026.
Popular flight searches
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Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 12, 2026.
Montana to Portland flights
Consider these flights traveling from Montana to Portland.
Top 2 airlines flying from Montana to Portland
Discover the top 2 airlines that operate flights from Montana to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$368 | Average$583 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$416 | Average$589 | FlexibilityNo cancel fee | On-time71% |