$79+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BZN
Apr 5 — Apr 121
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Montana with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 March 6, 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 March 6, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 4/1510:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Sat 4/181:50 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/1510:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Tue 4/214:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/156:05 pm
PDX
- BZN
1 stop3h 35m
Delta
Sat 4/183:15 pm
BZN
- PDX
1 stop4h 37m
Delta
Deal found 3/6![Delta logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/311:35 pm
PDX
- BZN
1 stop4h 11m
Alaska Airlines
Wed 4/14:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:30 am
PDX
- BZN
2 stops8h 10m
Southwest
Sat 4/182:55 pm
BZN
- PDX
1 stop8h 10m
Southwest
Deal found 3/3![Southwest logo]()
$172
This Trip.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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.
Thu 4/29:00 am
PDX
- BZN
1 stop4h 10m
Hawaiian Airlines
Thu 4/94:04 pm
BZN
- PDX
Nonstop1h 50m
Hawaiian Airlines
Deal found 3/5![Hawaiian Airlines logo]()
$173
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 5/512:47 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$177
This Expedia deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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.
Wed 4/110:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/812:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/151:32 pm
PDX
- BIL
2 stops7h 52m
Delta
Sat 4/185:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 3/2![Delta logo]()
$192
This Southwest deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:05 am
PDX
- BZN
2 stops9h 50m
Southwest
Fri 4/37:10 pm
BZN
- PDX
1 stop6h 45m
Southwest
Deal found 3/6![Southwest logo]()
$192
This CheapOair deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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.
Thu 4/210:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Sun 4/512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 4/236:05 pm
PDX
- BZN
1 stop3h 35m
Delta
Tue 4/2811:59 am
BZN
- PDX
1 stop5h 51m
Delta
Deal found 3/3![Delta logo]()
$197
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 March 6, 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 March 6, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/3110:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Wed 4/14:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$177
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/175:00 am
PDX
- BIL
1 stop7h 23m
United Airlines
Sun 4/195:51 pm
BIL
- PDX
1 stop6h 03m
United Airlines
Deal found 3/2![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/165:45 am
PDX
- BIL
1 stop4h 08m
Delta
Sun 4/195:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 3/4![Delta logo]()
$252
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 5/82:50 pm
PDX
- BZN
1 stop7h 10m
Southwest
Sat 5/98:40 am
BZN
- PDX
2 stops11h 05m
Southwest
Deal found 3/4![Southwest logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 4/219:00 am
PDX
- GTF
1 stop6h 26m
Alaska Airlines
Wed 4/226:15 pm
GTF
- PDX
1 stop5h 38m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$226
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 3/317:15 am
PDX
- BZN
1 stop7h 08m
United Airlines
Wed 4/14:19 pm
BZN
- PDX
1 stop7h 35m
United Airlines
Deal found 3/4![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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
- MSO
1 stop6h 22m
Delta
Tue 4/76:04 pm
MSO
- PDX
1 stop6h 50m
Delta
Deal found 3/3![Delta logo]()
$262
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/1710:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Sun 4/197:56 am
BIL
- PDX
1 stop14h 42m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/155:45 am
PDX
- FCA
1 stop4h 38m
Delta
Wed 4/226:10 pm
FCA
- PDX
1 stop6h 43m
Delta
Deal found 3/1![Delta logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/278:45 am
PDX
- MSO
1 stop5h 14m
Alaska Airlines
Sat 5/21:08 pm
MSO
- PDX
Nonstop1h 36m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:35 pm
PDX
- BZN
2 stops8h 40m
Southwest
Sat 6/67:30 am
BZN
- PDX
2 stops7h 10m
Southwest
Deal found 3/3![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/15:45 am
PDX
- BIL
1 stop4h 08m
Delta
Sat 4/115:15 am
BIL
- PDX
1 stop4h 41m
Delta
Deal found 3/2![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/295:00 am
PDX
- BIL
1 stop7h 23m
United Airlines
Tue 5/55:05 am
BIL
- PDX
1 stop5h 33m
United Airlines
Deal found 3/6![United Airlines logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/151:35 pm
PDX
- FCA
1 stop5h 11m
Alaska Airlines
Sun 4/198:26 pm
FCA
- PDX
1 stop3h 12m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 7/215:10 am
PDX
- BZN
2 stops9h 05m
Southwest
Tue 7/281:30 pm
BZN
- PDX
2 stops7h 35m
Southwest
Deal found 3/1![Southwest logo]()
$327
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/2412:50 pm
PDX
- BIL
1 stop8h 15m
United Airlines
Sun 4/265:05 am
BIL
- PDX
1 stop5h 43m
United Airlines
Deal found 3/5![United Airlines logo]()
$320
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/110:45 am
PDX
- FCA
Nonstop1h 27m
Alaska Airlines
Wed 4/812:52 pm
FCA
- PDX
Nonstop1h 37m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$268
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/25:02 pm
PDX
- BIL
1 stop4h 27m
Delta
Thu 4/95:15 am
BIL
- PDX
1 stop4h 49m
Delta
Deal found 3/5![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 7/245:45 pm
PDX
- BZN
1 stop3h 39m
Delta
Tue 7/283:40 pm
BZN
- PDX
1 stop6h 09m
Delta
Deal found 3/1![Delta logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 4/116:00 am
PDX
- HLN
1 stop10h 45m
Alaska Airlines
Tue 4/146:22 pm
HLN
- PDX
1 stop16h 10m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/2810:42 am
PDX
- BIL
2 stops11h 12m
Delta
Tue 5/56:24 am
BIL
- PDX
2 stops11h 46m
Delta
Deal found 3/6![Delta logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 8/155:00 am
PDX
- BZN
1 stop3h 46m
Alaska Airlines
Thu 8/204:00 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 5/295:00 am
PDX
- FCA
1 stop4h 51m
Alaska Airlines
Sun 5/314:14 pm
FCA
- PDX
Nonstop1h 35m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/175:45 am
PDX
- BIL
1 stop4h 08m
Delta
Tue 3/246:25 am
BIL
- PDX
1 stop7h 23m
Delta
Deal found 3/2![Delta logo]()
$323
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/285:00 am
PDX
- BTM
1 stop16h 22m
United Airlines
Sat 5/210:10 am
BTM
- PDX
1 stop24h 28m
United Airlines
Deal found 3/4![United Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 5/78:45 am
PDX
- GTF
1 stop7h 50m
Alaska Airlines
Sun 5/106:15 pm
GTF
- PDX
1 stop26h 19m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 5/125:51 pm
PDX
- BIL
2 stops18h 30m
Alaska Airlines
Wed 5/137:21 pm
BIL
- PDX
1 stop4h 43m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 5/124:19 pm
PDX
- COD
1 stop5h 26m
United Airlines
Tue 5/265:55 pm
COD
- PDX
1 stop16h 52m
United Airlines
Deal found 3/2![United Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 6/255:00 am
PDX
- MSO
1 stop4h 42m
Alaska Airlines
Sun 6/2811:22 am
MSO
- PDX
1 stop6h 37m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/175:05 am
PDX
- COD
1 stop6h 55m
United Airlines
Sat 3/211:35 pm
COD
- PDX
1 stop21h 19m
United Airlines
Deal found 3/2![United Airlines logo]()
$486
Last-minute flights from Portland to MontanaDiscover last-minute flight deals from Portland to Montana. Data last updated March 6, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Montana. Data last updated March 6, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/311:35 pm
PDX
- BZN
1 stop4h 11m
Alaska Airlines
Wed 4/14:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$167
This Expedia deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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.
Wed 4/110:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/812:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:05 am
PDX
- BZN
2 stops9h 50m
Southwest
Fri 4/37:10 pm
BZN
- PDX
1 stop6h 45m
Southwest
Deal found 3/6![Southwest logo]()
$192
This Trip.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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.
Thu 4/29:00 am
PDX
- BZN
1 stop4h 10m
Hawaiian Airlines
Thu 4/94:04 pm
BZN
- PDX
Nonstop1h 50m
Hawaiian Airlines
Deal found 3/5![Hawaiian Airlines logo]()
$173
This CheapOair deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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.
Thu 4/210:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Sun 4/512:34 pm
BIL
- PDX
Nonstop2h 07m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 4/1510:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Sat 4/181:50 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/3![Alaska Airlines logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/1510:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Tue 4/214:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/156:05 pm
PDX
- BZN
1 stop3h 35m
Delta
Sat 4/183:15 pm
BZN
- PDX
1 stop4h 37m
Delta
Deal found 3/6![Delta logo]()
$165
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:30 am
PDX
- BZN
2 stops8h 10m
Southwest
Sat 4/182:55 pm
BZN
- PDX
1 stop8h 10m
Southwest
Deal found 3/3![Southwest logo]()
$172
This Delta deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/151:32 pm
PDX
- BIL
2 stops7h 52m
Delta
Sat 4/185:20 am
BIL
- PDX
1 stop4h 36m
Delta
Deal found 3/2![Delta logo]()
$192
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 4/236:05 pm
PDX
- BZN
1 stop3h 35m
Delta
Tue 4/2811:59 am
BZN
- PDX
1 stop5h 51m
Delta
Deal found 3/3![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 5/512:47 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$177
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 March 6, 2026.
Search for one-way flight options from Portland to Montana. Find affordable one-way fares based on user searches. Data last updated March 6, 2026.
This Delta deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/89:15 am
PDX
- BZN
1 stop4h 21m
Delta
Deal found 3/1![Delta logo]()
$79
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 5/25:00 am
PDX
- BIL
1 stop7h 23m
United Airlines
Deal found 3/3![United Airlines logo]()
$94
This Trip.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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.
Sat 3/2810:30 am
PDX
- BZN
Nonstop1h 40m
Hawaiian Airlines
Deal found 3/3![Hawaiian Airlines logo]()
$96
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 3/6![United Airlines logo]()
$99
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 5/65:05 pm
PDX
- BIL
1 stop4h 19m
Delta
Deal found 3/6![Delta logo]()
$104
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” 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 3/297:05 am
PDX
- BZN
1 stop6h 31m
Delta
Deal found 3/3![Delta logo]()
$104
This Expedia deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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.
Wed 5/610:30 am
PDX
- BIL
Nonstop1h 56m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$109
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 5/205:00 am
PDX
- FCA
1 stop4h 51m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$109
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/19:00 am
PDX
- GTF
1 stop6h 26m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$113
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/85:45 am
PDX
- FCA
1 stop4h 41m
Delta
Deal found 3/5![Delta logo]()
$114
This Expedia deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/2![Alaska Airlines logo]()
$119
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 3/275:02 pm
PDX
- HLN
1 stop4h 28m
Delta
Deal found 3/5![Delta logo]()
$131
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 March 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Alaska Airlines) |
One-way from | $79 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $308 |
Good round-trip deal | $197 or less |
Good one-way deal | $139 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 March 6, 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
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Tue 3/31
10:30 am-1:10 pm
Nonstop1h 40m
Bozeman Gallatin Field
Wed 4/1
4:04 pm-4:54 pm
Nonstop1h 50m
$177
PortlandGreat Falls
PDX - GTF
PDXGTF
Portland
Tue 4/21
9:00 am-4:26 pm
1 stop6h 26m
Great Falls
Wed 4/22
6:15 pm-10:53 pm
1 stop5h 38m
$226
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 4/17
5:00 am-1:23 pm
1 stop7h 23m
Billings Logan Intl
Sun 4/19
5:51 pm-10:54 pm
1 stop6h 03m
$242
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 4/17
10:30 am-1:25 pm
Nonstop1h 55m
Billings Logan Intl
Sun 4/19
7:56 am-9:38 pm
1 stop14h 42m
$250
PortlandBillings
PDX - BIL
PDXBIL
Portland
Thu 4/16
5:45 am-10:53 am
1 stop4h 08m
Billings Logan Intl
Sun 4/19
5:20 am-8:56 am
1 stop4h 36m
$252
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Tue 3/31
7:15 am-3:23 pm
1 stop7h 08m
Bozeman Gallatin Field
Wed 4/1
4:19 pm-10:54 pm
1 stop7h 35m
$257
PortlandMissoula
PDX - MSO
PDXMSO
Portland
Mon 4/27
8:45 am-2:59 pm
1 stop5h 14m
Missoula Johnson-Bell Field
Sat 5/2
1:08 pm-1:44 pm
Nonstop1h 36m
$258
PortlandKalispell
PDX - FCA
PDXFCA
Portland
Wed 4/15
1:35 pm-7:46 pm
1 stop5h 11m
Kalispell Glacier Park
Sun 4/19
8:26 pm-10:38 pm
1 stop3h 12m
$258
PortlandMissoula
PDX - MSO
PDXMSO
Portland
Tue 3/31
5:02 pm-12:24 am
1 stop6h 22m
Missoula Johnson-Bell Field
Tue 4/7
6:04 pm-11:54 pm
1 stop6h 50m
$262
PortlandKalispell
PDX - FCA
PDXFCA
Portland
Wed 4/15
5:45 am-11:23 am
1 stop4h 38m
Kalispell Glacier Park
Wed 4/22
6:10 pm-11:53 pm
1 stop6h 43m
$266
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-BIL
PDX-FCA
PDX-GTF
PDX-HLN
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-FCA
PDX-GTF
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 $190). 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 March 6, 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.
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 March 6, 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.
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Overall
8.0
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 March 6, 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 March 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$341 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$283 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$360 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$184 | Average$334 | FlexibilityNo cancel fee | On-time69% |