$114+ Cheap flights from Portland (PDX) to Montana
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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BZN
jun. 27 — jul. 41
Round-trip
1 adult, Economy
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Cheapest flights from Portland to MontanaExplore the most affordable flight options available from Portland to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 28, 2026.
Explore the most affordable flight options available from Portland to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
sáb. 10/2410:30 am
PDX
- BZN
Nonstop1h 52m
Alaska Airlines
mié. 10/283:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$207
This Trip.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/15:41 pm
PDX
- BZN
1 stop4h 18m
Alaska Airlines
jue. 9/37:03 am
BZN
- PDX
1 stop5h 10m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$221
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/712:03 pm
PDX
- BIL
Nonstop1h 49m
Alaska Airlines
mié. 11/113:32 pm
BIL
- PDX
Nonstop2h 12m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/205:41 pm
PDX
- BZN
1 stop4h 18m
Alaska Airlines
mar. 8/253:35 pm
BZN
- PDX
Nonstop1h 52m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
sáb. 8/2910:48 am
PDX
- MSO
Nonstop1h 37m
Alaska Airlines
mar. 9/11:04 pm
MSO
- PDX
Nonstop1h 31m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/205:54 pm
PDX
- BZN
1 stop3h 48m
Delta
mar. 8/256:00 am
BZN
- PDX
1 stop3h 37m
Delta
Deal found 5/28![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/1912:08 pm
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
dom. 8/236:21 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/173:21 pm
PDX
- BZN
1 stop6h 19m
Delta
dom. 9/206:00 am
BZN
- PDX
1 stop3h 41m
Delta
Deal found 5/28![Delta logo]()
$247
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/85:55 pm
PDX
- BZN
1 stop5h 55m
Southwest
vie. 7/177:15 pm
BZN
- PDX
1 stop6h 20m
Southwest
Deal found 5/27![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/214:05 pm
PDX
- BZN
2 stops7h 45m
Southwest
mié. 7/297:00 pm
BZN
- PDX
1 stop5h 55m
Southwest
Deal found 5/27![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/175:50 am
PDX
- MSO
1 stop5h 47m
Delta
dom. 9/205:30 am
MSO
- PDX
1 stop4h 11m
Delta
Deal found 5/27![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/65:05 pm
PDX
- BIL
1 stop4h 27m
Delta
dom. 10/115:45 am
BIL
- PDX
1 stop4h 31m
Delta
Deal found 5/27![Delta logo]()
$257
Best flights from Portland to MontanaDiscover carefully curated flight deals from Portland to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated mayo 28, 2026.
Discover carefully curated flight deals from Portland to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated mayo 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/1912:08 pm
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
dom. 8/236:21 pm
BIL
- PDX
Nonstop2h 02m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/96:00 am
PDX
- MSO
1 stop5h 36m
Delta
mar. 10/136:10 pm
MSO
- PDX
1 stop6h 41m
Delta
Deal found 5/26![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/214:05 pm
PDX
- BZN
2 stops7h 45m
Southwest
mié. 7/297:45 am
BZN
- PDX
2 stops7h 55m
Southwest
Deal found 5/27![Southwest logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
jue. 6/118:42 pm
PDX
- GTF
1 stop11h 46m
Multiple Airlines
lun. 6/1510:18 am
GTF
- PDX
2 stops10h 00m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
jue. 7/164:15 pm
PDX
- COD
1 stop5h 28m
United Airlines
mar. 7/2110:40 am
COD
- PDX
1 stop5h 33m
United Airlines
Deal found 5/24![United Airlines logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/182:30 pm
PDX
- MSO
1 stop6h 29m
Alaska Airlines
jue. 10/221:06 pm
MSO
- PDX
Nonstop1h 36m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
dom. 8/95:54 pm
PDX
- BZN
1 stop3h 48m
Delta
mar. 9/85:45 am
BZN
- PDX
1 stop4h 18m
Delta
Deal found 5/24![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
dom. 7/122:50 pm
PDX
- BZN
2 stops8h 25m
Southwest
mié. 7/157:00 pm
BZN
- PDX
1 stop5h 55m
Southwest
Deal found 5/24![Southwest logo]()
$339
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/175:45 am
PDX
- BIL
1 stop4h 24m
Delta
dom. 7/195:20 am
BIL
- PDX
1 stop4h 17m
Delta
Deal found 5/27![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/268:07 am
PDX
- HLN
1 stop7h 27m
Alaska Airlines
sáb. 8/295:11 pm
HLN
- PDX
1 stop5h 50m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/205:50 pm
PDX
- BZN
1 stop3h 58m
Delta
lun. 6/223:56 pm
BZN
- PDX
1 stop5h 06m
Delta
Deal found 5/26![Delta logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
mar. 6/305:00 am
PDX
- BZN
1 stop3h 46m
Alaska Airlines
sáb. 7/44:04 pm
BZN
- PDX
Nonstop1h 46m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/234:25 pm
PDX
- BZN
1 stop7h 50m
Southwest
lun. 7/2710:15 am
BZN
- PDX
2 stops7h 25m
Southwest
Deal found 5/27![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/305:24 pm
PDX
- BZN
1 stop5h 59m
Delta
sáb. 7/45:15 am
BZN
- PDX
1 stop4h 24m
Delta
Deal found 5/27![Delta logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/912:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
dom. 7/123:43 pm
BIL
- PDX
Nonstop2h 03m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/244:05 pm
PDX
- BZN
2 stops7h 40m
Southwest
vie. 6/262:50 pm
BZN
- PDX
1 stop6h 10m
Southwest
Deal found 5/26![Southwest logo]()
$397
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
mié. 8/59:45 am
PDX
- BTM
1 stop6h 11m
Delta
dom. 8/96:10 pm
BTM
- PDX
1 stop6h 29m
Delta
Deal found 5/24![Delta logo]()
$352
This CheapOair deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/1012:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
lun. 8/177:22 pm
BIL
- PDX
1 stop5h 08m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/26:19 pm
PDX
- GTF
1 stop14h 10m
Multiple Airlines
lun. 7/610:19 am
GTF
- PDX
1 stop7h 35m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$543
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/195:08 pm
PDX
- BIL
1 stop4h 17m
Delta
dom. 8/235:20 am
BIL
- PDX
1 stop4h 17m
Delta
Deal found 5/25![Delta logo]()
$353
This United Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/126:50 pm
PDX
- COD
1 stop21h 30m
United Airlines
mar. 6/165:15 am
COD
- PDX
1 stop5h 32m
United Airlines
Deal found 5/27![United Airlines logo]()
$571
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/35:45 am
PDX
- BZN
1 stop5h 20m
Delta
sáb. 8/86:00 am
BZN
- PDX
1 stop3h 37m
Delta
Deal found 5/28![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
dom. 8/99:27 pm
PDX
- BZN
2 stops15h 42m
Alaska Airlines
mar. 9/82:21 pm
BZN
- PDX
1 stop6h 29m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/175:45 am
PDX
- BZN
1 stop4h 33m
Delta
sáb. 6/206:00 am
BZN
- PDX
1 stop7h 10m
Delta
Deal found 5/28![Delta logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/316:19 am
PDX
- GTF
1 stop9h 10m
Alaska Airlines
mar. 8/45:09 pm
GTF
- PDX
1 stop6h 16m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/255:10 pm
PDX
- FCA
1 stop4h 34m
Delta
lun. 9/285:20 am
FCA
- PDX
1 stop4h 21m
Delta
Deal found 5/25![Delta logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/1712:13 pm
PDX
- BIL
Nonstop1h 50m
Alaska Airlines
dom. 7/197:22 pm
BIL
- PDX
1 stop13h 15m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/257:20 pm
PDX
- MSO
1 stop4h 08m
Delta
jue. 7/25:31 am
MSO
- PDX
1 stop4h 08m
Delta
Deal found 5/28![Delta logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/239:19 am
PDX
- MSO
1 stop13h 37m
Alaska Airlines
vie. 7/105:41 pm
MSO
- PDX
Nonstop1h 35m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/107:00 pm
PDX
- MSO
1 stop4h 18m
Delta
jue. 8/136:27 pm
MSO
- PDX
1 stop6h 12m
Delta
Deal found 5/25![Delta logo]()
$387
Last-minute flights from Portland to MontanaDiscover last-minute flight deals from Portland to Montana. Data last updated mayo 28, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Montana. Data last updated mayo 28, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/95:55 pm
PDX
- BZN
1 stop5h 50m
Southwest
jue. 6/117:15 pm
BZN
- PDX
1 stop6h 15m
Southwest
Deal found 5/25![Southwest logo]()
$343
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/95:24 pm
PDX
- BIL
1 stop4h 25m
Delta
lun. 6/155:20 am
BIL
- PDX
1 stop4h 19m
Delta
Deal found 5/25![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/127:20 pm
PDX
- MSO
1 stop4h 08m
Delta
sáb. 6/205:31 am
MSO
- PDX
1 stop4h 04m
Delta
Deal found 5/28![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/139:30 am
PDX
- BZN
1 stop4h 15m
Delta
vie. 6/263:56 pm
BZN
- PDX
1 stop5h 06m
Delta
Deal found 5/27![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/195:24 pm
PDX
- BIL
1 stop4h 25m
Delta
mar. 6/235:20 am
BIL
- PDX
1 stop4h 19m
Delta
Deal found 5/28![Delta logo]()
$327
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/237:20 pm
PDX
- BZN
1 stop4h 03m
Delta
mar. 6/305:15 am
BZN
- PDX
1 stop4h 24m
Delta
Deal found 5/27![Delta logo]()
$328
This Southwest deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/256:00 pm
PDX
- BZN
1 stop6h 10m
Southwest
lun. 6/297:15 pm
BZN
- PDX
1 stop6h 15m
Southwest
Deal found 5/27![Southwest logo]()
$336
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/257:20 pm
PDX
- MSO
1 stop4h 08m
Delta
jue. 7/25:31 am
MSO
- PDX
1 stop4h 08m
Delta
Deal found 5/28![Delta logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/2610:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
mié. 7/14:04 pm
BZN
- PDX
Nonstop1h 46m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/285:30 pm
PDX
- MSO
1 stop5h 26m
Alaska Airlines
mar. 6/305:41 pm
MSO
- PDX
Nonstop1h 35m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$379
This deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/285:00 am
PDX
- BZN
1 stop3h 46m
Alaska Airlines
vie. 7/34:04 pm
BZN
- PDX
Nonstop1h 46m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/305:30 pm
PDX
- BZN
1 stop4h 49m
Alaska Airlines
sáb. 7/44:04 pm
BZN
- PDX
Nonstop1h 46m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$349
One-way flights from Portland to MontanaSearch for one-way flight options from Portland to Montana. Find affordable one-way fares based on user searches. Data last updated mayo 28, 2026.
Search for one-way flight options from Portland to Montana. Find affordable one-way fares based on user searches. Data last updated mayo 28, 2026.
This Southwest deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/85:55 pm
PDX
- BZN
1 stop5h 55m
Southwest
Deal found 5/28![Southwest logo]()
$114
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/295:45 am
PDX
- MSO
1 stop5h 47m
Delta
Deal found 5/27![Delta logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/47:17 pm
PDX
- BZN
1 stop12h 57m
Allegiant Air
Deal found 5/25![Allegiant Air logo]()
$129
This Expedia deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/1910:33 am
PDX
- BZN
Nonstop1h 51m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” 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.
jue. 7/235:35 pm
PDX
- BZN
1 stop5h 00m
Southwest
Deal found 5/24![Southwest logo]()
$138
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/114:25 pm
PDX
- BZN
1 stop7h 45m
Southwest
Deal found 5/26![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/1911:35 am
PDX
- BZN
2 stops9h 50m
Southwest
Deal found 5/26![Southwest logo]()
$175
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/214:05 pm
PDX
- BZN
2 stops7h 45m
Southwest
Deal found 5/25![Southwest logo]()
$177
This Expedia deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/3010:48 am
PDX
- MSO
Nonstop1h 37m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/810:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/96:45 am
PDX
- BZN
2 stops7h 40m
Southwest
Deal found 5/25![Southwest logo]()
$190
This Delta deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/277:20 pm
PDX
- MSO
1 stop4h 08m
Delta
Deal found 5/28![Delta logo]()
$194
Find flight deals from Portland to Montana
Keep the following information in mind while searching for Portland to Montana flight deals. Data was last updated mayo 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $207 (Alaska Airlines) |
One-way from | $114 (Southwest) |
Popular in | April |
Cheapest in | January |
Average price | $373 |
Good round-trip deal | $298 or less |
Good one-way deal | $189 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Montana 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 mayo 28, 2026.
Use the filters below to find and compare flights from Portland to Montana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBillings
PDX - BIL
PDXBIL
Portland
mié. 8/19
12:08 pm-3:02 pm
Nonstop1h 54m
Billings Logan Intl
dom. 8/23
6:21 pm-7:23 pm
Nonstop2h 02m
$247
PortlandMissoula
PDX - MSO
PDXMSO
Portland
vie. 10/9
6:00 am-12:36 pm
1 stop5h 36m
Missoula Johnson-Bell Field
mar. 10/13
6:10 pm-11:51 pm
1 stop6h 41m
$257
PortlandMissoula
PDX - MSO
PDXMSO
Portland
dom. 10/18
2:30 pm-9:59 pm
1 stop6h 29m
Missoula Johnson-Bell Field
jue. 10/22
1:06 pm-1:42 pm
Nonstop1h 36m
$277
PortlandBozeman
PDX - BZN
PDXBZN
Portland
dom. 8/9
5:54 pm-10:42 pm
1 stop3h 48m
Bozeman Gallatin Field
mar. 9/8
5:45 am-9:03 am
1 stop4h 18m
$277
PortlandBozeman
PDX - BZN
PDXBZN
Portland
mar. 7/21
4:05 pm-12:50 am
2 stops7h 45m
Bozeman Gallatin Field
mié. 7/29
7:45 am-2:40 pm
2 stops7h 55m
$319
PortlandBillings
PDX - BIL
PDXBIL
Portland
vie. 7/17
5:45 am-11:09 am
1 stop4h 24m
Billings Logan Intl
dom. 7/19
5:20 am-8:37 am
1 stop4h 17m
$327
PortlandBozeman
PDX - BZN
PDXBZN
Portland
sáb. 6/20
5:50 pm-10:48 pm
1 stop3h 58m
Bozeman Gallatin Field
lun. 6/22
3:56 pm-8:02 pm
1 stop5h 06m
$328
PortlandBozeman
PDX - BZN
PDXBZN
Portland
mar. 6/30
5:24 pm-12:23 am
1 stop5h 59m
Bozeman Gallatin Field
sáb. 7/4
5:15 am-8:39 am
1 stop4h 24m
$328
PortlandHelena
PDX - HLN
PDXHLN
Portland
mié. 8/26
8:07 am-4:34 pm
1 stop7h 27m
Helena
sáb. 8/29
5:11 pm-10:01 pm
1 stop5h 50m
$333
PortlandBozeman
PDX - BZN
PDXBZN
Portland
dom. 7/12
2:50 pm-12:15 am
2 stops8h 25m
Bozeman Gallatin Field
mié. 7/15
7:00 pm-11:55 pm
1 stop5h 55m
$339
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Portland to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Portland with our price prediction graph.
PDX-BZN
PDX-MSO
PDX-GTF
PDX-FCA
PDX-BIL
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 Portland to Montana
PDX-USMT
PDX-BZN
PDX-MSO
PDX-GTF
PDX-FCA
What is the cheapest month to book a flight from Portland to Montana?
Currently, March is the cheapest month in which you can book a flight from Portland to Montana (average of $88). Flying from Portland to Montana in June is currently the most expensive (average of $238). 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 PDX to MT?
Find hourly flight availability from Portland to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mayo 28, 2026.
A simple way to save on the total cost of your ticket is to fly from Portland to Montana in the evening. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight at noon.
How much does it cost to fly round-trip from Portland to Montana?
How far ahead should I book a flight from Portland to Montana?
The best time to book flights from Portland to Montana is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Portland to Montana?
Use this chart to determine the cheapest time to fly round-trip from Portland to Montana. Price data was last updated on May 23, 2026.
Travelers seeking maximum savings on their Portland to Montana flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Montana
Get insights into the airlines that provide service to Montana. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montana. Reviews last updated mayo 28, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andHawaiian Airlines from Portland to Montana by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from Portland to Montana. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portland to Montana
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Complete your trip
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Search flights from Portland to Montana by cabin class
Find flights from Portland to Montana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Montana flights
Browse other Portland and Montana flight options. Last updated on mayo 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Portland to Montana flights
Consider these flights traveling from Portland to Montana.
Top 4 airlines flying from Portland to Montana
Discover the top 4 airlines that operate flights from Portland to Montana. 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 mayo 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$364 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$337 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$395 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$211 | Average$271 | FlexibilityNo cancel fee | On-time69% |