$84+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BZN
Mar 6 — Mar 131
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 February 4, 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 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/310:30 am
PDX
- BZN
Nonstop1h 38m
Alaska Airlines
Tue 3/104:02 pm
BZN
- PDX
Nonstop1h 56m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 2/3. 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 4/812:45 pm
PDX
- BZN
2 stops8h 15m
Southwest
Tue 4/143:20 pm
BZN
- PDX
1 stop7h 40m
Southwest
Deal found 2/3![Southwest logo]()
$162
This Delta deal was found by Cheapflights users on 2/3. 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 2/245:00 pm
PDX
- BZN
1 stop5h 15m
Delta
Sat 2/285:30 am
BZN
- PDX
1 stop4h 45m
Delta
Deal found 2/3![Delta logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Thu 4/210:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Sun 4/54:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$177
This Orbitz deal was found by Cheapflights users on 2/4. 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 Orbitz 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 2/4![Alaska Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 2/2. 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 3/45:00 pm
PDX
- GTF
1 stop4h 29m
Delta
Wed 3/116:22 pm
GTF
- PDX
1 stop6h 32m
Delta
Deal found 2/2![Delta logo]()
$186
This Delta deal was found by Cheapflights users on 2/4. 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.
Wed 3/45:45 am
PDX
- MSO
1 stop5h 41m
Delta
Sat 3/75:15 am
MSO
- PDX
1 stop5h 00m
Delta
Deal found 2/4![Delta logo]()
$187
This Expedia deal was found by Cheapflights users on 2/3. 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.
Fri 3/610:30 am
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
Tue 3/103:32 pm
BIL
- PDX
Nonstop2h 12m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/148:30 am
PDX
- BZN
1 stop4h 38m
Alaska Airlines
Fri 3/207:00 am
BZN
- PDX
1 stop4h 33m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 3/73:59 pm
PDX
- MSO
2 stops6h 31m
Delta
Tue 3/105:20 am
MSO
- PDX
1 stop4h 44m
Delta
Deal found 2/3![Delta logo]()
$192
This Delta deal was found by Cheapflights users on 2/4. 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 2/265:45 am
PDX
- MSO
1 stop5h 41m
Delta
Sat 2/285:15 am
MSO
- PDX
1 stop5h 00m
Delta
Deal found 2/4![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 5/96:00 am
PDX
- HLN
1 stop5h 20m
Delta
Wed 5/131:00 pm
HLN
- PDX
1 stop4h 00m
Delta
Deal found 2/3![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 February 4, 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 4, 2026.
This Delta deal was found by Cheapflights users on 2/2. 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.
Sat 3/145:45 am
PDX
- BZN
1 stop4h 03m
Delta
Sat 3/213:19 pm
BZN
- PDX
1 stop4h 41m
Delta
Deal found 2/2![Delta logo]()
$167
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/210:30 am
PDX
- BZN
Nonstop1h 40m
Alaska Airlines
Sun 4/54:04 pm
BZN
- PDX
Nonstop1h 50m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$177
This United Airlines deal was found by Cheapflights users on 2/4. 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 3/38:30 am
PDX
- BZN
1 stop5h 53m
United Airlines
Fri 3/64:30 pm
BZN
- PDX
1 stop7h 29m
United Airlines
Deal found 2/4![United Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 2/3. 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.
Thu 4/2310:55 am
PDX
- BZN
1 stop11h 05m
Southwest
Tue 4/2811:20 am
BZN
- PDX
2 stops10h 40m
Southwest
Deal found 2/3![Southwest logo]()
$218
This Delta deal was found by Cheapflights users on 2/2. 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 3/45:00 pm
PDX
- GTF
1 stop4h 29m
Delta
Wed 3/116:22 pm
GTF
- PDX
1 stop6h 32m
Delta
Deal found 2/2![Delta logo]()
$186
This Orbitz deal was found by Cheapflights users on 2/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:30 am
PDX
- MSO
Nonstop1h 29m
Alaska Airlines
Sat 3/71:01 pm
MSO
- PDX
Nonstop1h 38m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 3/75:45 am
PDX
- MSO
1 stop5h 41m
Delta
Tue 3/106:04 pm
MSO
- PDX
1 stop6h 50m
Delta
Deal found 2/3![Delta logo]()
$187
This Expedia deal was found by Cheapflights users on 2/3. 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.
Fri 3/610:30 am
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
Tue 3/103:32 pm
BIL
- PDX
Nonstop2h 12m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/4. 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.
Wed 3/45:00 pm
PDX
- MSO
1 stop5h 30m
Delta
Mon 3/95:20 am
MSO
- PDX
1 stop4h 44m
Delta
Deal found 2/4![Delta logo]()
$197
This Expedia deal was found by Cheapflights users on 2/2. 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.
Fri 3/610:30 am
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
Mon 3/93:32 pm
BIL
- PDX
Nonstop2h 12m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 2/2. 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.
Sat 5/96:00 am
PDX
- HLN
1 stop5h 20m
Delta
Wed 5/135:45 am
HLN
- PDX
1 stop4h 10m
Delta
Deal found 2/2![Delta logo]()
$197
This Expedia deal was found by Cheapflights users on 2/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:30 am
PDX
- BIL
Nonstop1h 55m
Alaska Airlines
Wed 4/2212:49 pm
BIL
- PDX
Nonstop2h 01m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$197
This Delta deal was found by Cheapflights users on 2/3. 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.
Fri 3/65:00 pm
PDX
- BIL
1 stop4h 26m
Delta
Tue 3/106:25 am
BIL
- PDX
1 stop7h 23m
Delta
Deal found 2/3![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/106:00 am
PDX
- FCA
1 stop5h 12m
Alaska Airlines
Wed 3/117:53 pm
FCA
- PDX
1 stop4h 51m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 2/4. 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.
Tue 3/101:55 pm
PDX
- MSO
2 stops9h 29m
Delta
Sun 3/156:04 pm
MSO
- PDX
1 stop6h 50m
Delta
Deal found 2/4![Delta logo]()
$202
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/33:52 pm
PDX
- BIL
1 stop6h 46m
Alaska Airlines
Tue 3/107:00 am
BIL
- PDX
1 stop4h 46m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 3/73:59 pm
PDX
- MSO
2 stops6h 31m
Delta
Sun 3/85:20 am
MSO
- PDX
1 stop4h 44m
Delta
Deal found 2/3![Delta logo]()
$202
This Orbitz deal was found by Cheapflights users on 2/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/21:35 pm
PDX
- FCA
1 stop5h 11m
Alaska Airlines
Tue 4/71:52 pm
FCA
- PDX
1 stop5h 48m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/4. 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.
Fri 3/65:00 pm
PDX
- BIL
1 stop4h 26m
Delta
Mon 3/96:21 pm
BIL
- PDX
1 stop6h 33m
Delta
Deal found 2/4![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/244:00 pm
PDX
- COD
1 stop5h 45m
United Airlines
Sat 2/286:30 am
COD
- PDX
1 stop28h 12m
United Airlines
Deal found 2/2![United Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:38 am
PDX
- MSO
Nonstop1h 35m
Alaska Airlines
Tue 3/311:11 pm
MSO
- PDX
Nonstop1h 39m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$218
This Delta deal was found by Cheapflights users on 2/2. 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.
Sat 3/147:05 am
PDX
- BZN
1 stop6h 30m
Delta
Sun 3/225:20 am
BZN
- PDX
1 stop4h 31m
Delta
Deal found 2/2![Delta logo]()
$212
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/2810:38 am
PDX
- MSO
Nonstop1h 35m
Alaska Airlines
Mon 3/301:11 pm
MSO
- PDX
Nonstop1h 39m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:05 am
PDX
- BTM
1 stop16h 21m
United Airlines
Sat 2/2810:00 am
BTM
- PDX
1 stop24h 42m
United Airlines
Deal found 2/1![United Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 2/2. 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 4/85:45 am
PDX
- BZN
1 stop4h 12m
Delta
Sun 4/125:20 am
BZN
- PDX
1 stop4h 31m
Delta
Deal found 2/2![Delta logo]()
$212
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/2710:38 am
PDX
- MSO
Nonstop1h 35m
Alaska Airlines
Mon 3/301:11 pm
MSO
- PDX
Nonstop1h 39m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/135:05 am
PDX
- COD
1 stop6h 55m
United Airlines
Tue 3/176:30 am
COD
- PDX
1 stop28h 24m
United Airlines
Deal found 2/1![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 2/2. 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 3/257:17 pm
PDX
- MSO
1 stop4h 07m
Delta
Tue 3/315:20 am
MSO
- PDX
2 stops16h 39m
Delta
Deal found 2/2![Delta logo]()
$225
This Orbitz deal was found by Cheapflights users on 2/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/171:35 pm
PDX
- FCA
1 stop5h 11m
Alaska Airlines
Sun 4/1912:52 pm
FCA
- PDX
Nonstop1h 37m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 3/31:40 pm
PDX
- COD
2 stops8h 05m
United Airlines
Tue 3/101:35 pm
COD
- PDX
1 stop25h 09m
United Airlines
Deal found 2/3![United Airlines logo]()
$475
Last-minute flights from Portland to MontanaDiscover last-minute flight deals from Portland to Montana. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Montana. Data last updated February 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/3. 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 2/245:00 pm
PDX
- BZN
1 stop5h 15m
Delta
Sat 2/285:30 am
BZN
- PDX
1 stop4h 45m
Delta
Deal found 2/3![Delta logo]()
$167
This Delta deal was found by Cheapflights users on 2/4. 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 2/265:45 am
PDX
- MSO
1 stop5h 41m
Delta
Sat 2/285:15 am
MSO
- PDX
1 stop5h 00m
Delta
Deal found 2/4![Delta logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/310:30 am
PDX
- BZN
Nonstop1h 38m
Alaska Airlines
Tue 3/104:02 pm
BZN
- PDX
Nonstop1h 56m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 2/2. 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 3/45:00 pm
PDX
- GTF
1 stop4h 29m
Delta
Wed 3/116:22 pm
GTF
- PDX
1 stop6h 32m
Delta
Deal found 2/2![Delta logo]()
$186
This Delta deal was found by Cheapflights users on 2/4. 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.
Wed 3/45:45 am
PDX
- MSO
1 stop5h 41m
Delta
Sat 3/75:15 am
MSO
- PDX
1 stop5h 00m
Delta
Deal found 2/4![Delta logo]()
$187
This Delta deal was found by Cheapflights users on 2/4. 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.
Wed 3/45:45 am
PDX
- MSO
1 stop5h 41m
Delta
Mon 3/91:07 pm
MSO
- PDX
2 stops8h 51m
Delta
Deal found 2/4![Delta logo]()
$202
This Expedia deal was found by Cheapflights users on 2/3. 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.
Fri 3/610:30 am
PDX
- BIL
Nonstop1h 54m
Alaska Airlines
Tue 3/103:32 pm
BIL
- PDX
Nonstop2h 12m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/3. 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.
Fri 3/65:00 pm
PDX
- BIL
1 stop4h 26m
Delta
Tue 3/105:15 am
BIL
- PDX
1 stop4h 49m
Delta
Deal found 2/3![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 2/4. 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.
Fri 3/65:00 pm
PDX
- BIL
1 stop4h 26m
Delta
Mon 3/96:21 pm
BIL
- PDX
1 stop6h 33m
Delta
Deal found 2/4![Delta logo]()
$207
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 3/73:59 pm
PDX
- MSO
2 stops6h 31m
Delta
Tue 3/105:20 am
MSO
- PDX
1 stop4h 44m
Delta
Deal found 2/3![Delta logo]()
$192
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 3/148:30 am
PDX
- BZN
1 stop4h 38m
Alaska Airlines
Fri 3/207:00 am
BZN
- PDX
1 stop4h 33m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$187
This Orbitz deal was found by Cheapflights users on 2/4. 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 Orbitz 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 2/4![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 February 4, 2026.
Search for one-way flight options from Portland to Montana. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Delta deal was found by Cheapflights users on 2/3. 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 3/37:15 am
PDX
- BZN
1 stop6h 05m
Delta
Deal found 2/3![Delta logo]()
$84
This Delta deal was found by Cheapflights users on 2/2. 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 3/35:00 pm
PDX
- MSO
1 stop5h 30m
Delta
Deal found 2/2![Delta logo]()
$94
This Delta deal was found by Cheapflights users on 2/3. 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.
Fri 3/135:45 am
PDX
- FCA
1 stop4h 41m
Delta
Deal found 2/3![Delta logo]()
$104
This Expedia deal was found by Cheapflights users on 2/3. 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.
Sat 3/2110:45 am
PDX
- FCA
Nonstop1h 27m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$109
This Orbitz deal was found by Cheapflights users on 2/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:45 am
PDX
- FCA
Nonstop1h 27m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/811:09 am
PDX
- FCA
1 stop8h 07m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$131
This Southwest deal was found by Cheapflights users on 2/3. 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.
Tue 3/311:30 am
PDX
- BZN
2 stops9h 45m
Southwest
Deal found 2/3![Southwest logo]()
$134
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:05 am
PDX
- MSO
1 stop7h 28m
United Airlines
Deal found 2/1![United Airlines logo]()
$139
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 4/149:00 am
PDX
- MSO
1 stop5h 35m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$150
This deal was found by Cheapflights users on 2/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:30 am
PDX
- BZN
1 stop4h 38m
Alaska Airlines
Deal found 2/1![Alaska Airlines logo]()
$150
This Delta deal was found by Cheapflights users on 2/1. 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 3/611:35 am
PDX
- MSO
2 stops10h 55m
Delta
Deal found 2/1![Delta logo]()
$154
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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.
Tue 3/247:30 am
PDX
- FCA
2 stops15h 17m
Alaska Airlines
Deal found 2/4![Alaska Airlines logo]()
$158
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 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $157 (Travelocity) |
One-way from | $84 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $282 |
Good round-trip deal | $177 or less |
Good one-way deal | $88 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 4, 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
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Sat 3/14
5:45 am-10:48 am
1 stop4h 03m
Bozeman Gallatin Field
Sat 3/21
3:19 pm-7:00 pm
1 stop4h 41m
$167
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Thu 4/2
10:30 am-1:10 pm
Nonstop1h 40m
Bozeman Gallatin Field
Sun 4/5
4:04 pm-4:54 pm
Nonstop1h 50m
$177
PortlandGreat Falls
PDX - GTF
PDXGTF
Portland
Wed 3/4
5:00 pm-10:29 pm
1 stop4h 29m
Great Falls
Wed 3/11
6:22 pm-11:54 pm
1 stop6h 32m
$186
PortlandBozeman
PDX - BZN
PDXBZN
Portland
Tue 3/3
8:30 am-3:23 pm
1 stop5h 53m
Bozeman Gallatin Field
Fri 3/6
4:30 pm-10:59 pm
1 stop7h 29m
$187
PortlandMissoula
PDX - MSO
PDXMSO
Portland
Wed 3/4
10:30 am-12:59 pm
Nonstop1h 29m
Missoula Johnson-Bell Field
Sat 3/7
1:01 pm-1:39 pm
Nonstop1h 38m
$187
PortlandMissoula
PDX - MSO
PDXMSO
Portland
Sat 3/7
5:45 am-12:26 pm
1 stop5h 41m
Missoula Johnson-Bell Field
Tue 3/10
6:04 pm-11:54 pm
1 stop6h 50m
$187
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 3/6
10:30 am-1:24 pm
Nonstop1h 54m
Billings Logan Intl
Tue 3/10
3:32 pm-4:44 pm
Nonstop2h 12m
$187
PortlandMissoula
PDX - MSO
PDXMSO
Portland
Wed 3/4
5:00 pm-11:30 pm
1 stop5h 30m
Missoula Johnson-Bell Field
Mon 3/9
5:20 am-9:04 am
1 stop4h 44m
$197
PortlandBillings
PDX - BIL
PDXBIL
Portland
Fri 3/6
10:30 am-1:24 pm
Nonstop1h 54m
Billings Logan Intl
Mon 3/9
3:32 pm-4:44 pm
Nonstop2h 12m
$197
PortlandHelena
PDX - HLN
PDXHLN
Portland
Sat 5/9
6:00 am-12:20 pm
1 stop5h 20m
Helena
Wed 5/13
5:45 am-8:55 am
1 stop4h 10m
$197
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-FCA
PDX-MSO
PDX-BIL
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-FCA
PDX-MSO
PDX-BIL
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 $222). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from 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 4, 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 41% 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 January 31, 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 4, 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).
How much does it cost to fly round-trip from Portland to Montana?
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 4, 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.
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Overall
8.0
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
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 4, 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 4, 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$379 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$184 | Average$328 | FlexibilityNo cancel fee | On-time69% |