$98+ Cheap flights from Montana to Portland (PDX)
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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PDX
Nov 11 — Nov 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Montana to Portland 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Portland
Cheapest
Best
Last-minute
One-way
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 Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/911:20 am -
1 stop7h 45m
Tue 12/152:10 pm -
1 stop6h 20m
Deal found 10/7![Southwest logo]()
$134
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 11/124:32 pm -
1 stop7h 37m
Mon 11/167:10 am -
1 stop7h 06m
Deal found 10/11![United Airlines logo]()
$195
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.
Fri 12/45:58 pm -
1 stop7h 45m
Mon 12/75:00 am -
1 stop7h 27m
Deal found 10/10![United Airlines logo]()
$236
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:05 am -
1 stop6h 05m
Mon 12/710:15 am -
2 stops10h 15m
Deal found 10/10![Southwest logo]()
$241
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:54 pm -
Nonstop1h 56m
Wed 11/1810:31 am -
Nonstop1h 39m
Deal found 10/8![Alaska Airlines logo]()
$247
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:54 pm -
Nonstop1h 56m
Sun 11/1510:31 am -
Nonstop1h 39m
Deal found 10/11![Alaska Airlines logo]()
$252
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:32 pm -
Nonstop2h 12m
Fri 12/412:03 pm -
Nonstop1h 49m
Deal found 10/7![Alaska Airlines logo]()
$257
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:54 pm -
Nonstop1h 56m
Tue 11/178:08 am -
1 stop5h 06m
Deal found 10/11![Alaska Airlines logo]()
$257
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:54 pm -
Nonstop1h 56m
Mon 11/165:05 am -
1 stop3h 34m
Deal found 10/11![Alaska Airlines logo]()
$262
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am -
1 stop3h 48m
Mon 11/1610:31 am -
Nonstop1h 39m
Deal found 10/11![Alaska Airlines logo]()
$267
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:02 pm -
Nonstop1h 43m
Tue 11/1710:48 am -
Nonstop1h 34m
Deal found 10/7![Alaska Airlines logo]()
$272
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:11 am -
2 stops6h 41m
Sun 11/157:00 am -
2 stops9h 37m
Deal found 10/7![Delta logo]()
$273
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 Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/73:52 pm -
Nonstop1h 55m
Sat 1/910:33 am -
Nonstop1h 38m
Deal found 10/10![Alaska Airlines logo]()
$257
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/66:10 pm -
2 stops15h 31m
Sat 1/91:38 pm -
2 stops21h 11m
Deal found 10/7![Delta logo]()
$273
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:15 pm -
2 stops8h 10m
Tue 10/273:50 pm -
1 stop5h 20m
Deal found 10/7![Southwest logo]()
$306
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.
Tue 12/296:18 pm -
1 stop6h 08m
Sat 1/28:46 am -
1 stop5h 32m
Deal found 10/11![United Airlines logo]()
$318
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/61:51 pm -
1 stop5h 59m
Sat 1/95:25 am -
1 stop3h 26m
Deal found 10/10![Alaska Airlines logo]()
$267
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/712:50 pm -
2 stops20h 51m
Sat 1/96:00 am -
1 stop5h 36m
Deal found 10/7![Delta logo]()
$285
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.
Mon 12/216:18 pm -
1 stop5h 41m
Fri 12/258:46 am -
1 stop5h 32m
Deal found 10/7![United Airlines logo]()
$322
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:29 pm -
1 stop6h 22m
Thu 11/195:24 pm -
1 stop3h 56m
Deal found 10/7![Delta logo]()
$297
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:32 pm -
Nonstop2h 12m
Fri 12/49:30 pm -
1 stop24h 28m
Deal found 10/7![Alaska Airlines logo]()
$315
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:29 pm -
1 stop6h 18m
Fri 12/45:45 am -
1 stop5h 35m
Deal found 10/7![Delta logo]()
$297
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/612:51 pm -
Nonstop1h 43m
Mon 1/117:30 am -
1 stop3h 41m
Deal found 10/7![Alaska Airlines logo]()
$327
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.
Tue 12/295:40 am -
1 stop5h 35m
Sat 1/21:20 pm -
2 stops8h 50m
Deal found 10/11![Southwest logo]()
$417
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/55:40 am -
1 stop4h 36m
Thu 1/77:40 pm -
2 stops15h 56m
Deal found 10/7![Delta logo]()
$315
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 11/124:00 pm -
1 stop8h 09m
Wed 11/1810:59 am -
2 stops9h 15m
Deal found 10/9![United Airlines logo]()
$387
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:03 pm -
Nonstop1h 47m
Wed 12/910:46 am -
Nonstop1h 37m
Deal found 10/9![Alaska Airlines logo]()
$353
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/205:40 am -
2 stops8h 40m
Thu 12/241:05 pm -
2 stops7h 25m
Deal found 10/7![Southwest logo]()
$428
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.
Thu 11/125:11 am -
2 stops6h 41m
Sat 11/145:24 pm -
1 stop4h 33m
Deal found 10/8![Delta logo]()
$340
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 12/59:50 am -
2 stops9h 41m
Wed 12/95:00 am -
1 stop7h 32m
Deal found 10/11![United Airlines logo]()
$422
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:55 pm -
Nonstop1h 43m
Sat 11/2810:59 am -
Nonstop1h 30m
Deal found 10/9![Alaska Airlines logo]()
$363
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/177:00 am -
1 stop4h 52m
Sun 12/205:05 am -
1 stop5h 14m
Deal found 10/9![Delta logo]()
$343
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.
Thu 11/125:24 pm -
1 stop6h 45m
Mon 11/165:00 am -
1 stop7h 31m
Deal found 10/7![United Airlines logo]()
$433
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:26 pm -
1 stop5h 22m
Mon 1/115:45 pm -
1 stop3h 36m
Deal found 10/7![Delta logo]()
$343
This Alaska 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 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 39m
Tue 12/84:03 pm -
1 stop23h 09m
Deal found 10/8![Alaska Airlines logo]()
$378
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.
Sat 11/76:23 pm -
1 stop4h 55m
Sat 11/145:24 pm -
1 stop4h 36m
Deal found 10/10![Delta logo]()
$347
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:32 pm -
Nonstop2h 12m
Sat 11/1412:03 pm -
Nonstop1h 49m
Deal found 10/10![Alaska Airlines logo]()
$382
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/73:52 pm -
Nonstop1h 55m
Sun 1/105:50 pm -
1 stop20h 22m
Deal found 10/10![Alaska Airlines logo]()
$385
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.
Sun 11/812:28 pm -
1 stop4h 42m
Sun 11/155:45 am -
1 stop4h 46m
Deal found 10/11![Delta logo]()
$392
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:34 pm -
1 stop4h 21m
Tue 11/175:30 pm -
2 stops23h 24m
Deal found 10/10![Alaska Airlines logo]()
$401
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:30 am -
1 stop4h 32m
Sun 12/67:00 am -
2 stops9h 41m
Deal found 10/7![Delta logo]()
$396
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:55 pm -
Nonstop1h 43m
Sun 11/158:08 am -
1 stop3h 07m
Deal found 10/11![Alaska Airlines logo]()
$403
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 Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:32 pm -
Nonstop2h 12m
Fri 12/412:03 pm -
Nonstop1h 49m
Deal found 10/7![Alaska Airlines logo]()
$257
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:54 pm -
Nonstop1h 56m
Mon 11/1610:31 am -
Nonstop1h 39m
Deal found 10/11![Alaska Airlines logo]()
$252
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:54 pm -
Nonstop1h 56m
Tue 11/178:08 am -
1 stop5h 06m
Deal found 10/11![Alaska Airlines logo]()
$257
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
1 stop3h 48m
Sun 11/155:05 am -
1 stop3h 34m
Deal found 10/11![Alaska Airlines logo]()
$272
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:02 pm -
Nonstop1h 43m
Sun 11/158:08 am -
1 stop6h 23m
Deal found 10/11![Alaska Airlines logo]()
$282
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 11/124:32 pm -
1 stop7h 37m
Mon 11/167:10 am -
1 stop7h 06m
Deal found 10/11![United Airlines logo]()
$195
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:11 am -
2 stops6h 41m
Sun 11/157:00 am -
2 stops9h 37m
Deal found 10/7![Delta logo]()
$273
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 11/124:00 pm -
1 stop8h 09m
Wed 11/181:15 pm -
1 stop6h 59m
Deal found 10/9![United Airlines logo]()
$282
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am -
1 stop3h 48m
Mon 11/1610:31 am -
Nonstop1h 39m
Deal found 10/11![Alaska Airlines logo]()
$267
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:02 pm -
Nonstop1h 43m
Tue 11/1710:48 am -
Nonstop1h 34m
Deal found 10/7![Alaska Airlines logo]()
$272
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 11/134:32 pm -
1 stop7h 37m
Mon 11/167:10 am -
1 stop7h 06m
Deal found 10/8![United Airlines logo]()
$277
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:54 pm -
Nonstop1h 56m
Wed 11/1810:31 am -
Nonstop1h 39m
Deal found 10/8![Alaska Airlines logo]()
$247
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 Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:15 pm -
1 stop7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$98
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:15 pm -
2 stops8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$103
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.
Tue 11/2410:03 am -
1 stop8h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$105
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:03 am -
1 stop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Alaska Airlines logo]()
$139
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.
Tue 11/102:42 pm -
1 stop7h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![United Airlines logo]()
$144
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 11/234:13 pm -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![United Airlines logo]()
$148
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.
Sat 11/146:28 pm -
1 stop4h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$149
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:32 pm -
Nonstop2h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Alaska Airlines logo]()
$154
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/141:02 pm -
Nonstop1h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Alaska Airlines logo]()
$159
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:59 pm -
Nonstop1h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Alaska Airlines logo]()
$159
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:18 pm -
3 stops15h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$160
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:35 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Alaska Airlines logo]()
$164
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.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $134 (Southwest) |
One-way from | $98 (United Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $408 |
Good round-trip deal | $257 or less |
Good one-way deal | $224 or less |
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
BozemanPortland
BZN Bozeman Gallatin Field - PDX Portland
BZNPDX
Bozeman Gallatin Field
Mon 11/9
4:32 pm-9:13 pm
1 stop5h 41m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$98
BozemanPortland
BZN Bozeman Gallatin Field - PDX Portland
BZNPDX
Bozeman Gallatin Field
Sat 11/21
7:15 pm-1:25 am
1 stop7h 10m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$98
BillingsPortland
BIL Billings Logan Intl - PDX Portland
BILPDX
Billings Logan Intl
Tue 11/10
2:42 pm-9:13 pm
1 stop7h 31m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$144
MissoulaPortland
MSO Missoula Johnson-Bell Field - PDX Portland
MSOPDX
Missoula Johnson-Bell Field
Sat 11/14
6:28 pm-10:26 pm
1 stop4h 58m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$149
BillingsPortland
BIL Billings Logan Intl - PDX Portland
BILPDX
Billings Logan Intl
Tue 11/10
3:32 pm-4:44 pm
Nonstop2h 12m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
BozemanPortland
BZN Bozeman Gallatin Field - PDX Portland
BZNPDX
Bozeman Gallatin Field
Mon 11/23
3:59 pm-4:54 pm
Nonstop1h 55m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$159
KalispellPortland
FCA Kalispell Glacier Park - PDX Portland
FCAPDX
Kalispell Glacier Park
Sun 11/8
5:30 am-11:49 am
2 stops7h 19m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$167
KalispellPortland
FCA Kalispell Glacier Park - PDX Portland
FCAPDX
Kalispell Glacier Park
Sat 12/12
12:28 pm-6:54 pm
2 stops7h 26m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$167
BozemanPortland
BZN Bozeman Gallatin Field - PDX Portland
BZNPDX
Bozeman Gallatin Field
Tue 11/3
1:50 pm-9:34 am
2 stops20h 44m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$167
BozemanPortland
BZN Bozeman Gallatin Field - PDX Portland
BZNPDX
Bozeman Gallatin Field
Tue 11/3
3:34 pm-8:00 pm
1 stop5h 26m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
Showing 1-10 of 60 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-PDX
BIL-PDX
MSO-PDX
FCA-PDX
BTM-PDX
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-PDX
BZN-PDX
BIL-PDX
MSO-PDX
FCA-PDX
What is the cheapest month to book a flight from Montana to Portland?
Currently, January is the cheapest month in which you can book a flight from Montana to Portland (average of $253). Flying from Montana to Portland in July is currently the most expensive (average of $488). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from MT to PDX?
Find hourly flight availability from Montana to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 12, 2026.
When flying from Montana to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 40% versus a flight at noon.
Weekly flight availability from Montana to Portland
Explore weekly flight availability from Montana to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 12, 2026.
The most flights from USMT to PDX are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Montana to Portland?
Airfare is below average for this route at the moment.
Montana to Portland flights typically cost between $288 and $548 in December.The cheapest round-trip price found within the last 5 days was $134 on Southwest (Dec 9-Dec 15).
How far ahead should I book a flight from Montana to Portland?
Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montana to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 locationsBeaverton
Seaside
Durham
Longview
Lake Oswego
Cannon Beach
Vancouver
Kelso
Troutdale
Lincoln City
Clackamas
McMinnville
The Dalles
Wilsonville
Stevenson
Hillsboro
Tillamook
Astoria
Gresham
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Portland flight routes
Top destinations
Alternative routes for Montana to Portland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to Portland by cabin class
Find flights from Montana to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Portland flights
Browse other Montana and Portland flight options. Last updated on October 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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$147 | Average$360 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$156 | Average$385 | FlexibilityNo cancel fee | On-timeN/A |