$96+ Cheap flights from Montana to Portland (PDX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PDX
Aug 12 — Aug 191
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 July 13, 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 July 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Wed 10/2810:30 am
PDX
- BZN
Nonstop1h 52m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 7/9. 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 8/294:10 pm
BZN
- PDX
1 stop5h 55m
Southwest
Mon 8/318:00 am
PDX
- BZN
1 stop5h 50m
Southwest
Deal found 7/9![Southwest logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:42 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Tue 9/2210:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 7/9. 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.
Tue 8/256:55 am
BZN
- PDX
2 stops9h 30m
Southwest
Tue 9/14:00 pm
PDX
- BZN
1 stop5h 25m
Southwest
Deal found 7/9![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 7/10. 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 8/215:05 pm
BZN
- PDX
1 stop7h 00m
Southwest
Tue 8/254:00 pm
PDX
- BZN
1 stop5h 25m
Southwest
Deal found 7/10![Southwest logo]()
$223
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:44 pm
BIL
- PDX
Nonstop2h 06m
Alaska Airlines
Wed 11/412:03 pm
PDX
- BIL
Nonstop1h 49m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:38 pm
BZN
- PDX
1 stop6h 09m
Delta
Tue 11/35:50 am
PDX
- BZN
1 stop5h 15m
Delta
Deal found 7/13![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/10. 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 9/252:30 pm
BZN
- PDX
1 stop5h 50m
Southwest
Mon 10/55:10 am
PDX
- BZN
1 stop9h 25m
Southwest
Deal found 7/10![Southwest logo]()
$229
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:55 am
BZN
- PDX
2 stops8h 10m
Southwest
Tue 9/224:00 pm
PDX
- BZN
1 stop5h 25m
Southwest
Deal found 7/13![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 7/10. 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.
Tue 9/226:55 am
BZN
- PDX
1 stop11h 55m
Southwest
Thu 9/248:00 am
PDX
- BZN
1 stop5h 50m
Southwest
Deal found 7/10![Southwest logo]()
$235
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:08 pm
BZN
- PDX
1 stop3h 57m
Delta
Tue 9/225:40 am
PDX
- BZN
1 stop5h 23m
Delta
Deal found 7/12![Delta logo]()
$237
This SmartFares deal was found by Cheapflights users on 7/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Tue 9/110:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$238
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 July 13, 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 July 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:42 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Tue 9/2210:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:55 am
BZN
- PDX
2 stops8h 10m
Southwest
Tue 9/224:00 pm
PDX
- BZN
1 stop5h 25m
Southwest
Deal found 7/13![Southwest logo]()
$232
This United Airlines deal was found by Cheapflights users on 7/10. 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 10/242:37 pm
BZN
- PDX
1 stop7h 33m
United Airlines
Wed 10/288:40 am
PDX
- BZN
1 stop5h 33m
United Airlines
Deal found 7/10![United Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:10 pm
BTM
- PDX
1 stop5h 03m
Delta
Sat 10/177:00 am
PDX
- BTM
2 stops9h 05m
Delta
Deal found 7/9![Delta logo]()
$332
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/243:42 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Sun 9/2710:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 7/10. 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.
Tue 9/226:55 am
BZN
- PDX
2 stops8h 10m
Southwest
Thu 9/2412:40 pm
PDX
- BZN
2 stops8h 45m
Southwest
Deal found 7/10![Southwest logo]()
$290
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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 10/313:44 pm
BIL
- PDX
Nonstop2h 06m
Alaska Airlines
Wed 11/412:03 pm
PDX
- BIL
Nonstop1h 49m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$277
This United Airlines deal was found by Cheapflights users on 7/11. 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 10/314:00 pm
BIL
- PDX
1 stop6h 08m
United Airlines
Wed 11/49:00 am
PDX
- BIL
2 stops12h 16m
United Airlines
Deal found 7/11![United Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 7/12. 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 8/135:05 pm
BZN
- PDX
1 stop7h 00m
Southwest
Fri 8/144:20 pm
PDX
- BZN
1 stop5h 05m
Southwest
Deal found 7/12![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 7/9. 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.
Sun 10/116:10 pm
BTM
- PDX
2 stops6h 49m
Delta
Sat 10/179:56 am
PDX
- BTM
1 stop6h 09m
Delta
Deal found 7/9![Delta logo]()
$342
This Delta deal was found by Cheapflights users on 7/9. 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 8/206:10 pm
BTM
- PDX
2 stops6h 46m
Delta
Wed 8/265:30 am
PDX
- BTM
2 stops10h 26m
Delta
Deal found 7/9![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 7/9. 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.
Fri 8/212:30 pm
BZN
- PDX
1 stop5h 50m
Southwest
Sun 8/236:25 am
PDX
- BZN
2 stops9h 40m
Southwest
Deal found 7/9![Southwest logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 9/43:42 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Mon 9/711:48 am
PDX
- BIL
1 stop22h 52m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$320
This United Airlines deal was found by Cheapflights users on 7/9. 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 9/42:29 pm
BIL
- PDX
1 stop7h 36m
United Airlines
Mon 9/75:00 am
PDX
- BIL
1 stop7h 21m
United Airlines
Deal found 7/9![United Airlines logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:00 am
BZN
- PDX
2 stops13h 13m
Alaska Airlines
Sun 10/1810:30 am
PDX
- BZN
Nonstop1h 52m
Alaska Airlines
Deal found 7/13![Alaska Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 7/9. 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 8/206:10 pm
BTM
- PDX
1 stop6h 29m
Delta
Thu 8/279:45 am
PDX
- BTM
1 stop6h 11m
Delta
Deal found 7/9![Delta logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/104:16 pm
MSO
- PDX
1 stop4h 34m
Alaska Airlines
Sun 9/1310:48 am
PDX
- MSO
Nonstop1h 37m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 7/10. 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 7/257:00 am
BIL
- PDX
1 stop6h 58m
United Airlines
Sun 7/264:15 pm
PDX
- BIL
1 stop5h 39m
United Airlines
Deal found 7/10![United Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 7/11. 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.
Mon 8/175:20 am
BIL
- PDX
1 stop4h 17m
Delta
Fri 8/215:08 pm
PDX
- BIL
1 stop4h 17m
Delta
Deal found 7/11![Delta logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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.
Sat 8/291:04 pm
MSO
- PDX
Nonstop1h 31m
Alaska Airlines
Sun 8/308:07 am
PDX
- MSO
1 stop6h 10m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 7/11. 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.
Tue 10/61:03 pm
HLN
- PDX
2 stops9h 53m
Delta
Sat 10/105:15 pm
PDX
- HLN
1 stop4h 14m
Delta
Deal found 7/11![Delta logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:03 pm
FCA
- PDX
Nonstop1h 39m
Alaska Airlines
Wed 11/411:03 am
PDX
- FCA
Nonstop1h 22m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:03 pm
FCA
- PDX
Nonstop1h 39m
Alaska Airlines
Wed 10/710:49 am
PDX
- FCA
Nonstop1h 34m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 7/10. 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 8/810:10 am
COD
- PDX
1 stop8h 36m
United Airlines
Fri 8/143:43 pm
PDX
- COD
2 stops30h 02m
United Airlines
Deal found 7/10![United Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 7/9. 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.
Sun 10/116:18 pm
GTF
- PDX
2 stops6h 41m
Delta
Sat 10/179:56 am
PDX
- GTF
1 stop6h 46m
Delta
Deal found 7/9![Delta logo]()
$410
This United Airlines deal was found by Cheapflights users on 7/11. 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 7/205:55 pm
COD
- PDX
1 stop6h 18m
United Airlines
Fri 8/78:35 am
PDX
- COD
2 stops13h 08m
United Airlines
Deal found 7/11![United Airlines logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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.
Tue 10/64:48 pm
HLN
- PDX
1 stop25h 12m
Alaska Airlines
Sat 10/106:06 am
PDX
- HLN
1 stop9h 05m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 7/9. 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 8/206:18 pm
GTF
- PDX
2 stops15h 18m
Delta
Sun 8/235:45 am
PDX
- GTF
1 stop5h 43m
Delta
Deal found 7/9![Delta logo]()
$461
This United Airlines deal was found by Cheapflights users on 7/9. 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 7/245:15 am
COD
- PDX
1 stop8h 54m
United Airlines
Tue 7/288:35 am
PDX
- COD
2 stops13h 08m
United Airlines
Deal found 7/9![United Airlines logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:11 pm
HLN
- PDX
1 stop20h 59m
Alaska Airlines
Mon 9/283:00 pm
PDX
- HLN
1 stop24h 41m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$373
Last-minute flights from Montana to PortlandDiscover last-minute flight deals from Montana to Portland. Data last updated July 13, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Portland. Data last updated July 13, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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 8/193:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Tue 8/2510:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 7/10. 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 8/195:20 am
BIL
- PDX
1 stop4h 17m
Delta
Tue 8/255:08 pm
PDX
- BIL
1 stop4h 17m
Delta
Deal found 7/10![Delta logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 8/213:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Tue 8/2510:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 7/10. 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 8/215:05 pm
BZN
- PDX
1 stop7h 00m
Southwest
Tue 8/254:00 pm
PDX
- BZN
1 stop5h 25m
Southwest
Deal found 7/10![Southwest logo]()
$223
This Delta deal was found by Cheapflights users on 7/9. 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 8/218:25 am
BZN
- PDX
1 stop4h 20m
Delta
Wed 8/267:05 am
PDX
- BZN
1 stop6h 29m
Delta
Deal found 7/9![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 7/9. 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 8/218:25 am
BZN
- PDX
1 stop4h 20m
Delta
Thu 8/277:05 am
PDX
- BZN
1 stop6h 29m
Delta
Deal found 7/9![Delta logo]()
$247
This Delta deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:25 am
BZN
- PDX
1 stop5h 35m
Delta
Wed 8/265:54 pm
PDX
- BZN
1 stop3h 48m
Delta
Deal found 7/9![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 7/9. 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.
Tue 8/256:55 am
BZN
- PDX
2 stops9h 30m
Southwest
Tue 9/14:00 pm
PDX
- BZN
1 stop5h 25m
Southwest
Deal found 7/9![Southwest logo]()
$222
This SmartFares deal was found by Cheapflights users on 7/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Tue 9/110:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$238
This Priceline deal was found by Cheapflights users on 7/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:04 pm
MSO
- PDX
Nonstop1h 31m
Alaska Airlines
Sun 8/308:07 am
PDX
- MSO
1 stop6h 10m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 7/9. 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 8/294:10 pm
BZN
- PDX
1 stop5h 55m
Southwest
Mon 8/318:00 am
PDX
- BZN
1 stop5h 50m
Southwest
Deal found 7/9![Southwest logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:15 am
MSO
- PDX
1 stop5h 28m
Alaska Airlines
Sun 8/305:41 pm
PDX
- MSO
1 stop4h 18m
Alaska Airlines
Deal found 7/12![Alaska Airlines logo]()
$272
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 July 13, 2026.
Search for one-way flight options from Montana to Portland. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:44 pm
BIL
- PDX
1 stop27h 24m
Allegiant Air
Deal found 7/10![Allegiant Air logo]()
$96
This Southwest deal was found by Cheapflights users on 7/9. 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 8/294:10 pm
BZN
- PDX
1 stop5h 55m
Southwest
Deal found 7/9![Southwest logo]()
$108
This Southwest deal was found by Cheapflights users on 7/10. 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.
Tue 9/156:55 am
BZN
- PDX
1 stop11h 55m
Southwest
Deal found 7/10![Southwest logo]()
$114
This Southwest deal was found by Cheapflights users on 7/10. 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 8/142:30 pm
BZN
- PDX
1 stop5h 50m
Southwest
Deal found 7/10![Southwest logo]()
$115
This Southwest deal was found by Cheapflights users on 7/11. 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 8/256:55 am
BZN
- PDX
2 stops8h 10m
Southwest
Deal found 7/11![Southwest logo]()
$119
This United Airlines deal was found by Cheapflights users on 7/11. 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 8/214:32 pm
BZN
- PDX
1 stop7h 22m
United Airlines
Deal found 7/11![United Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/239:52 pm
MSO
- PDX
1 stop20h 29m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$125
This Southwest deal was found by Cheapflights users on 7/11. 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.
Fri 8/213:30 pm
BZN
- PDX
2 stops8h 35m
Southwest
Deal found 7/11![Southwest logo]()
$129
This Delta deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:30 am
BIL
- PDX
1 stop4h 11m
Delta
Deal found 7/12![Delta logo]()
$134
This Priceline deal was found by Cheapflights users on 7/8. 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 8/224:12 pm
MSO
- PDX
1 stop4h 38m
Alaska Airlines
Deal found 7/8![Alaska Airlines logo]()
$134
This Priceline deal was found by Cheapflights users on 7/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 7/9. 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.
Fri 7/317:15 pm
BZN
- PDX
1 stop6h 20m
Southwest
Deal found 7/9![Southwest logo]()
$138
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 July 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $207 (Alaska Airlines) |
One-way from | $96 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $473 |
Good round-trip deal | $307 or less |
Good one-way deal | $239 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 2,558,603 searches. Data last updated July 13, 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 - PDX
BZNPDX
Bozeman Gallatin Field
Thu 9/17
3:42 pm-4:34 pm
Nonstop1h 52m
Portland
Tue 9/22
10:33 am-1:24 pm
Nonstop1h 51m
$217
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Thu 9/24
3:42 pm-4:34 pm
Nonstop1h 52m
Portland
Sun 9/27
10:33 am-1:24 pm
Nonstop1h 51m
$227
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Tue 9/15
6:55 am-2:05 pm
2 stops8h 10m
Portland
Tue 9/22
4:00 pm-10:25 pm
1 stop5h 25m
$232
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Sat 10/31
3:44 pm-4:50 pm
Nonstop2h 06m
Portland
Wed 11/4
12:03 pm-2:52 pm
Nonstop1h 49m
$277
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Tue 9/22
6:55 am-2:05 pm
2 stops8h 10m
Portland
Thu 9/24
12:40 pm-10:25 pm
2 stops8h 45m
$290
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Sat 10/24
2:37 pm-9:10 pm
1 stop7h 33m
Portland
Wed 10/28
8:40 am-3:13 pm
1 stop5h 33m
$307
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Thu 8/13
5:05 pm-11:05 pm
1 stop7h 00m
Portland
Fri 8/14
4:20 pm-10:25 pm
1 stop5h 05m
$309
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Fri 8/21
2:30 pm-7:20 pm
1 stop5h 50m
Portland
Sun 8/23
6:25 am-5:05 pm
2 stops9h 40m
$319
BillingsPortland
BIL - PDX
BILPDX
Billings Logan Intl
Fri 9/4
3:42 pm-4:44 pm
Nonstop2h 02m
Portland
Mon 9/7
11:48 am-11:40 am
1 stop22h 52m
$320
BozemanPortland
BZN - PDX
BZNPDX
Bozeman Gallatin Field
Wed 10/14
8:00 am-8:13 pm
2 stops13h 13m
Portland
Sun 10/18
10:30 am-1:22 pm
Nonstop1h 52m
$322
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.
BIL-PDX
BZN-PDX
FCA-PDX
BTM-PDX
HLN-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
BIL-PDX
BZN-PDX
FCA-PDX
BTM-PDX
What is the cheapest month to book a flight from Montana to Portland?
Currently, October is the cheapest month in which you can book a flight from Montana to Portland (average of $68). Flying from Montana to Portland in July is currently the most expensive (average of $222). 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 July 13, 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 39% 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 July 13, 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?
How far ahead should I book a flight from Montana to Portland?
Booking 82 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
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Kelso
Troutdale
Cannon Beach
Long Beach
McMinnville
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Montana to Portland
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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 July 13, 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 July 13, 2026.
Montana to Portland flights
Consider these flights traveling from Montana to Portland.
Top 3 airlines flying from Montana to Portland
Discover the top 3 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 2,558,603 searches. Data last updated July 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$237 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$347 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$156 | Average$368 | FlexibilityNo cancel fee | On-timeN/A |