$94+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BZN
Mar 26 — Apr 21
1 adult, Economy
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Find cheap flights from Portland to Montana with Cheapflights
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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 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 February 24, 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 February 24, 2026.
This Trip.com deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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.
Wed 4/810:30 am
PDX
- BZN
Nonstop1h 40m
Hawaiian Airlines
Wed 4/154:04 pm
BZN
- PDX
Nonstop1h 50m
Hawaiian Airlines
Deal found 2/22![Hawaiian Airlines logo]()
$130
This Delta deal was found by Cheapflights users on 2/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:05 am
PDX
- BZN
1 stop6h 31m
Delta
Wed 4/155:30 am
BZN
- PDX
1 stop4h 26m
Delta
Deal found 2/23![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 2/24. 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.
Thu 4/27:05 am
PDX
- BZN
1 stop6h 31m
Delta
Sun 4/53:19 pm
BZN
- PDX
1 stop6h 40m
Delta
Deal found 2/24![Delta logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/2410:30 am
PDX
- BZN
Nonstop1h 40m
Hawaiian Airlines
Tue 3/314:04 pm
BZN
- PDX
Nonstop1h 50m
Hawaiian Airlines
Deal found 2/22![Hawaiian Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/2810:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$187
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/265:00 am
PDX
- BZN
1 stop7h 34m
United Airlines
Wed 4/294:19 pm
BZN
- PDX
1 stop7h 36m
United Airlines
Deal found 2/21![United Airlines logo]()
$187
This Expedia deal was found by Cheapflights users on 2/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Tue 3/314:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/24![Alaska Airlines logo]()
$188
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:48 pm
PDX
- BZN
1 stop23h 36m
Alaska Airlines
Wed 4/154:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$195
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:30 am
PDX
- MSO
Nonstop1h 29m
Alaska Airlines
Sat 3/211:11 pm
MSO
- PDX
Nonstop1h 39m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/285:45 pm
PDX
- BIL
1 stop4h 09m
Delta
Tue 5/55:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/21![Delta logo]()
$197
This Expedia deal was found by Cheapflights users on 2/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:45 am
PDX
- FCA
Nonstop1h 27m
Alaska Airlines
Tue 3/3112:52 pm
FCA
- PDX
Nonstop1h 37m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$197
This Travelocity deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:40 pm
PDX
- MSO
1 stop5h 19m
Alaska Airlines
Tue 3/247:00 am
MSO
- PDX
1 stop4h 33m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$207
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 February 24, 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 February 24, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:30 am
PDX
- MSO
Nonstop1h 29m
Alaska Airlines
Fri 3/204:23 pm
MSO
- PDX
1 stop6h 15m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/285:45 pm
PDX
- BIL
1 stop4h 09m
Delta
Mon 5/46:18 pm
BIL
- PDX
1 stop6h 35m
Delta
Deal found 2/21![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 2/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:15 pm
PDX
- BIL
1 stop5h 28m
United Airlines
Mon 4/272:35 pm
BIL
- PDX
1 stop7h 39m
United Airlines
Deal found 2/23![United Airlines logo]()
$237
This Trip.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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.
Mon 4/65:45 pm
PDX
- FCA
1 stop5h 02m
Hawaiian Airlines
Mon 4/136:05 am
FCA
- PDX
1 stop5h 31m
Hawaiian Airlines
Deal found 2/20![Hawaiian Airlines logo]()
$250
This Southwest deal was found by Cheapflights users on 2/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:10 pm
PDX
- BZN
2 stops8h 50m
Southwest
Sun 5/34:25 pm
BZN
- PDX
2 stops10h 00m
Southwest
Deal found 2/23![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 4/35:02 pm
PDX
- BZN
1 stop5h 08m
Delta
Mon 4/63:19 pm
BZN
- PDX
1 stop6h 40m
Delta
Deal found 2/20![Delta logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 4/27:00 am
PDX
- BZN
1 stop7h 24m
Alaska Airlines
Sun 4/54:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$235
This Alaska Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/2810:30 am
PDX
- BIL
Nonstop1h 56m
Alaska Airlines
Tue 5/512:49 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 5/95:17 am
PDX
- GTF
2 stops11h 23m
Delta
Mon 5/116:20 pm
GTF
- PDX
1 stop6h 20m
Delta
Deal found 2/20![Delta logo]()
$256
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 5/98:45 am
PDX
- GTF
1 stop7h 50m
Alaska Airlines
Mon 5/116:15 pm
GTF
- PDX
1 stop5h 38m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 5/296:00 am
PDX
- FCA
1 stop4h 25m
Delta
Tue 6/212:20 pm
FCA
- PDX
1 stop4h 40m
Delta
Deal found 2/22![Delta logo]()
$258
This United Airlines deal was found by Cheapflights users on 2/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:30 am
PDX
- BZN
2 stops8h 26m
United Airlines
Wed 8/263:40 pm
BZN
- PDX
1 stop6h 05m
United Airlines
Deal found 2/23![United Airlines logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/247:30 am
PDX
- BZN
2 stops15h 27m
Alaska Airlines
Tue 3/314:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/37:17 pm
PDX
- MSO
1 stop4h 07m
Delta
Mon 4/66:04 pm
MSO
- PDX
1 stop6h 50m
Delta
Deal found 2/21![Delta logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:40 pm
PDX
- MSO
1 stop5h 19m
Alaska Airlines
Thu 3/194:23 pm
MSO
- PDX
1 stop6h 15m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$258
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 4/39:00 am
PDX
- BZN
1 stop4h 10m
Alaska Airlines
Mon 4/64:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 5/46:05 pm
PDX
- BZN
1 stop3h 35m
Delta
Mon 5/188:00 am
BZN
- PDX
1 stop3h 40m
Delta
Deal found 2/22![Delta logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 3/148:30 am
PDX
- GTF
1 stop8h 18m
Alaska Airlines
Tue 3/174:57 pm
GTF
- PDX
1 stop6h 44m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 3/177:05 am
PDX
- BIL
2 stops9h 36m
Delta
Mon 3/236:21 pm
BIL
- PDX
1 stop6h 33m
Delta
Deal found 2/20![Delta logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/179:00 am
PDX
- MSO
2 stops13h 59m
Alaska Airlines
Tue 3/244:23 pm
MSO
- PDX
1 stop6h 15m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$275
This Orbitz deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1111:59 am
PDX
- HLN
1 stop4h 46m
Alaska Airlines
Thu 5/144:43 pm
HLN
- PDX
1 stop5h 45m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 3/74:07 pm
PDX
- COD
1 stop5h 38m
United Airlines
Wed 3/116:30 am
COD
- PDX
2 stops13h 17m
United Airlines
Deal found 2/20![United Airlines logo]()
$558
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/1410:30 am
PDX
- MSO
Nonstop1h 29m
Alaska Airlines
Wed 3/181:11 pm
MSO
- PDX
Nonstop1h 39m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$288
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/241:52 pm
PDX
- BIL
1 stop21h 15m
Alaska Airlines
Mon 4/2712:47 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 6/1910:15 am
PDX
- BTM
1 stop5h 40m
Delta
Sun 6/216:10 pm
BTM
- PDX
1 stop6h 31m
Delta
Deal found 2/21![Delta logo]()
$438
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 3/179:30 pm
PDX
- BIL
2 stops25h 28m
Alaska Airlines
Mon 3/2312:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$294
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/231:00 pm
PDX
- COD
1 stop8h 45m
United Airlines
Mon 3/301:33 pm
COD
- PDX
1 stop8h 41m
United Airlines
Deal found 2/21![United Airlines logo]()
$711
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 8/235:35 pm
PDX
- BIL
1 stop5h 33m
Alaska Airlines
Sat 8/292:03 pm
BIL
- PDX
1 stop6h 01m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/128:30 am
PDX
- MSO
1 stop6h 10m
Alaska Airlines
Thu 3/194:23 pm
MSO
- PDX
1 stop6h 15m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/91:39 pm
PDX
- BTM
3 stops31h 47m
United Airlines
Fri 3/1310:00 am
BTM
- PDX
1 stop24h 54m
United Airlines
Deal found 2/22![United Airlines logo]()
$815
Last-minute flights from Portland to MontanaDiscover last-minute flight deals from Portland to Montana. Data last updated February 24, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Montana. Data last updated February 24, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:30 am
PDX
- MSO
Nonstop1h 29m
Alaska Airlines
Sat 3/211:11 pm
MSO
- PDX
Nonstop1h 39m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$197
This Travelocity deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:40 pm
PDX
- MSO
1 stop5h 19m
Alaska Airlines
Tue 3/247:00 am
MSO
- PDX
1 stop4h 33m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:30 am
PDX
- MSO
Nonstop1h 29m
Alaska Airlines
Fri 3/204:23 pm
MSO
- PDX
1 stop6h 15m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/2410:30 am
PDX
- BZN
Nonstop1h 40m
Hawaiian Airlines
Tue 3/314:04 pm
BZN
- PDX
Nonstop1h 50m
Hawaiian Airlines
Deal found 2/22![Hawaiian Airlines logo]()
$177
This Expedia deal was found by Cheapflights users on 2/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Tue 3/314:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/24![Alaska Airlines logo]()
$188
This Expedia deal was found by Cheapflights users on 2/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:45 am
PDX
- FCA
Nonstop1h 27m
Alaska Airlines
Tue 3/3112:52 pm
FCA
- PDX
Nonstop1h 37m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/2510:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:05 am
PDX
- BZN
1 stop7h 29m
United Airlines
Wed 4/14:19 pm
BZN
- PDX
1 stop5h 55m
United Airlines
Deal found 2/23![United Airlines logo]()
$233
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/2810:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/2910:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/112:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/312:42 pm
PDX
- BIL
1 stop20h 12m
Alaska Airlines
Sun 4/512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 2/21![Alaska Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/315:02 pm
PDX
- BIL
1 stop4h 27m
Delta
Sun 4/55:15 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 2/21![Delta logo]()
$242
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 February 24, 2026.
Search for one-way flight options from Portland to Montana. Find affordable one-way fares based on user searches. Data last updated February 24, 2026.
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/155:30 am
PDX
- BZN
1 stop6h 02m
United Airlines
Deal found 2/22![United Airlines logo]()
$94
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 5/133:10 pm
PDX
- BIL
1 stop6h 56m
Delta
Deal found 2/22![Delta logo]()
$99
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/145:45 am
PDX
- GTF
1 stop5h 39m
Delta
Deal found 2/21![Delta logo]()
$105
This Expedia deal was found by Cheapflights users on 2/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/279:00 am
PDX
- MSO
1 stop5h 35m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$109
This CheapOair deal was found by Cheapflights users on 2/23. 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.
Wed 4/16:00 am
PDX
- BIL
1 stop4h 54m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$109
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 3/3010:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$109
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:05 am
PDX
- BZN
1 stop7h 29m
United Airlines
Deal found 2/21![United Airlines logo]()
$112
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” 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 5/103:10 pm
PDX
- BIL
1 stop6h 56m
Delta
Deal found 2/22![Delta logo]()
$114
This Expedia deal was found by Cheapflights users on 2/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2910:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$119
This United Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:15 pm
PDX
- BIL
1 stop5h 30m
United Airlines
Deal found 2/22![United Airlines logo]()
$123
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” 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 5/268:35 am
PDX
- BZN
1 stop5h 46m
United Airlines
Deal found 2/20![United Airlines logo]()
$125
This United Airlines deal was found by Cheapflights users on 2/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:15 pm
PDX
- BIL
1 stop5h 30m
United Airlines
Deal found 2/23![United Airlines logo]()
$134
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 February 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $130 (Trip.com) |
One-way from | $94 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $271 |
Good round-trip deal | $177 or less |
Good one-way deal | $173 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 February 24, 2026.
Use the filters below to find and compare flights from Portland to Montana that are best for you.
Fly from
Portland
Fly to
Montana
Route
Depart
Return
Price
PortlandMissoula
PDX - MSO
PDXMSO
Portland
Tue 3/17
10:30 am-12:59 pm
Nonstop1h 29m
Missoula Johnson-Bell Field
Fri 3/20
4:23 pm-9:38 pm
1 stop6h 15m
$227
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 4/28
5:45 pm-10:54 pm
1 stop4h 09m
Billings Logan Intl
Mon 5/4
6:18 pm-11:53 pm
1 stop6h 35m
$227
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Fri 4/3
5:02 pm-11:10 pm
1 stop5h 08m
Bozeman Gallatin Field
Mon 4/6
3:19 pm-8:59 pm
1 stop6h 40m
$232
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Thu 4/2
7:00 am-3:24 pm
1 stop7h 24m
Bozeman Gallatin Field
Sun 4/5
4:04 pm-4:54 pm
Nonstop1h 50m
$235
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 4/24
4:15 pm-10:43 pm
1 stop5h 28m
Billings Logan Intl
Mon 4/27
2:35 pm-9:14 pm
1 stop7h 39m
$237
PortlandBillings
PDX - BIL
PDXBIL
Portland
Tue 4/28
10:30 am-1:26 pm
Nonstop1h 56m
Billings Logan Intl
Tue 5/5
12:49 pm-1:50 pm
Nonstop2h 01m
$237
PortlandKalispell
PDX - FCA
PDXFCA
Portland
Mon 4/6
5:45 pm-11:47 pm
1 stop5h 02m
Kalispell Glacier Park
Mon 4/13
6:05 am-10:36 am
1 stop5h 31m
$250
PortlandGreat Falls
PDX - GTF
PDXGTF
Portland
Sat 5/9
8:45 am-5:35 pm
1 stop7h 50m
Great Falls
Mon 5/11
6:15 pm-10:53 pm
1 stop5h 38m
$250
PortlandGreat Falls
PDX - GTF
PDXGTF
Portland
Sat 5/9
5:17 am-5:40 pm
2 stops11h 23m
Great Falls
Mon 5/11
6:20 pm-11:40 pm
1 stop6h 20m
$256
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Tue 3/24
7:30 am-11:57 pm
2 stops15h 27m
Bozeman Gallatin Field
Tue 3/31
4:04 pm-4:54 pm
Nonstop1h 50m
$257
Showing 1-10 of 60 results
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-BIL
PDX-MSO
PDX-FCA
PDX-GTF
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-BIL
PDX-MSO
PDX-FCA
What is the cheapest month to book a flight from Portland to Montana?
Currently, September is the cheapest month in which you can book a flight from Portland to Montana (average of $88). Flying from Portland to Montana in July is currently the most expensive (average of $216). 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 February 24, 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 56% on your trip compared to booking a flight at noon.
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 February 21, 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. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Portland to Montana
Explore weekly flight availability from Portland to Montana. 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 February 24, 2026.
The most flights from PDX to USMT are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
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 February 24, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian 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.
Overall
8.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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
Complete your trip to Montana by adding a car rental and/or hotel reservation to your travel itinerary.
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 February 24, 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 February 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$341 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$280 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$359 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$184 | Average$334 | FlexibilityNo cancel fee | On-time69% |