$198+ Cheap flights from Portland, ME (PWM) to Idaho
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BOI
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Idaho 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 IdahoExplore the most affordable flight options available from Portland to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Portland to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
2 stops14h 00m
Wed 12/28:20 am -
2 stops11h 30m
Deal found 10/26![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:05 pm -
1 stop9h 54m
Thu 11/191:41 pm -
1 stop7h 50m
Deal found 10/26![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:15 am -
2 stops11h 55m
Mon 11/238:30 pm -
2 stops11h 20m
Deal found 10/26![Southwest logo]()
$406
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:20 am -
2 stops13h 40m
Mon 11/238:30 pm -
2 stops11h 20m
Deal found 10/27![Southwest logo]()
$429
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
1 stop9h 39m
Sun 11/2211:32 am -
2 stops10h 47m
Deal found 10/26![Delta logo]()
$457
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:15 am -
2 stops12h 35m
Sun 11/228:30 pm -
2 stops12h 00m
Deal found 10/26![Southwest logo]()
$484
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/193:23 pm -
1 stop9h 36m
Mon 11/235:00 am -
1 stop9h 02m
Deal found 10/26![United Airlines logo]()
$492
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:20 am -
2 stops13h 40m
Tue 11/2412:05 pm -
2 stops9h 50m
Deal found 10/26![Southwest logo]()
$518
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
1 stop9h 11m
Wed 12/21:47 pm -
1 stop7h 46m
Deal found 10/26![Delta logo]()
$559
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:05 pm -
1 stop9h 54m
Mon 11/2311:32 am -
2 stops10h 47m
Deal found 10/27![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:23 pm -
1 stop7h 46m
Wed 11/1110:35 am -
2 stops10h 46m
Deal found 10/26![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:23 pm -
1 stop7h 46m
Mon 11/1610:35 am -
2 stops10h 46m
Deal found 10/28![United Airlines logo]()
$788
Best flights from Portland to IdahoDiscover carefully curated flight deals from Portland to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Portland to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:15 am -
2 stops11h 55m
Mon 11/238:30 pm -
2 stops11h 20m
Deal found 10/26![Southwest logo]()
$406
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
1 stop9h 39m
Sun 11/2211:32 am -
2 stops10h 47m
Deal found 10/26![Delta logo]()
$457
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/87:00 am -
2 stops16h 49m
Wed 1/136:18 am -
2 stops13h 11m
Deal found 10/26![American Airlines logo]()
$497
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 1/69:40 am -
2 stops13h 53m
Sat 1/98:15 am -
2 stops10h 48m
Deal found 10/29![United Airlines logo]()
$551
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:05 pm -
1 stop9h 54m
Mon 11/2311:32 am -
2 stops10h 47m
Deal found 10/27![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 1/69:40 am -
2 stops13h 30m
Sat 1/97:00 am -
2 stops12h 03m
Deal found 10/29![United Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
1 stop9h 11m
Wed 12/210:25 am -
2 stops11h 08m
Deal found 10/26![Delta logo]()
$603
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/193:23 pm -
1 stop9h 36m
Sun 11/227:10 pm -
2 stops11h 50m
Deal found 10/26![United Airlines logo]()
$668
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/73:10 pm -
2 stops23h 14m
Wed 1/135:25 am -
2 stops16h 34m
Deal found 10/25![Delta logo]()
$621
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:50 am -
2 stops11h 48m
Mon 11/1610:35 am -
2 stops10h 46m
Deal found 10/28![United Airlines logo]()
$794
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/84:25 pm -
3 stops23h 03m
Wed 1/137:00 am -
2 stops12h 03m
Deal found 10/26![United Airlines logo]()
$842
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” 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 12/199:48 am -
3 stops13h 31m
Fri 12/257:00 am -
3 stops10h 03m
Deal found 10/30![United Airlines logo]()
$1,101
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 11/248:47 am -
2 stops14h 22m
Mon 11/3010:35 am -
2 stops11h 17m
Deal found 10/29![United Airlines logo]()
$1,337
Last-minute flights from Portland to IdahoDiscover last-minute flight deals from Portland to Idaho. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Idaho. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:23 pm -
1 stop7h 46m
Wed 11/1110:35 am -
2 stops10h 46m
Deal found 10/26![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:23 pm -
1 stop7h 46m
Mon 11/1610:35 am -
2 stops10h 46m
Deal found 10/28![United Airlines logo]()
$788
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:05 pm -
1 stop9h 54m
Thu 11/191:41 pm -
1 stop7h 50m
Deal found 10/26![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:15 am -
2 stops11h 55m
Mon 11/238:30 pm -
2 stops11h 20m
Deal found 10/26![Southwest logo]()
$406
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am -
1 stop9h 39m
Sun 11/2211:32 am -
2 stops10h 47m
Deal found 10/26![Delta logo]()
$457
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:15 am -
2 stops12h 35m
Sun 11/228:30 pm -
2 stops12h 00m
Deal found 10/26![Southwest logo]()
$484
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/193:23 pm -
1 stop9h 36m
Mon 11/235:00 am -
1 stop9h 02m
Deal found 10/26![United Airlines logo]()
$492
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:20 am -
2 stops13h 40m
Mon 11/238:30 pm -
2 stops11h 20m
Deal found 10/27![Southwest logo]()
$429
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:20 am -
2 stops13h 40m
Tue 11/2412:05 pm -
2 stops9h 50m
Deal found 10/26![Southwest logo]()
$518
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:05 pm -
1 stop9h 54m
Mon 11/2311:32 am -
2 stops10h 47m
Deal found 10/27![Delta logo]()
$569
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
2 stops14h 00m
Wed 12/28:20 am -
2 stops11h 30m
Deal found 10/26![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
1 stop9h 11m
Wed 12/21:47 pm -
1 stop7h 46m
Deal found 10/26![Delta logo]()
$559
One-way flights from Portland to IdahoSearch for one-way flight options from Portland to Idaho. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Portland to Idaho. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:15 am -
2 stops14h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Southwest logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:09 pm -
3 stops51h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$268
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
1 stop9h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$280
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:23 pm -
1 stop9h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/73:10 pm -
2 stops23h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:03 pm -
2 stops28h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/89:40 am -
2 stops13h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 12/1310:54 am -
3 stops52h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:19 pm -
2 stops21h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$448
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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 11/93:23 pm -
1 stop9h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$514
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:25 pm -
2 stops13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Southwest logo]()
$516
This Southwest deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” 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.
Mon 11/95:20 am -
2 stops13h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Southwest logo]()
$519
Find flight deals from Portland to Idaho
Keep the following information in mind while searching for Portland to Idaho flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $382 (Southwest) |
One-way from | $198 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $611 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Idaho 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Portland to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBoise
PWM Portland - BOI Boise Air Term. Gowen Fld
PWMBOI
Portland
Thu 11/26
5:15 am-5:15 pm
2 stops14h 00m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$198
PortlandBoise
PWM Portland - BOI Boise Air Term. Gowen Fld
PWMBOI
Portland
Wed 11/25
3:23 pm-10:59 pm
1 stop9h 36m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$292
PortlandIdaho Falls
PWM Portland - IDA Idaho Falls Fanning Field
PWMIDA
Portland
Thu 1/7
3:10 pm-12:24 pm
2 stops23h 14m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$329
PortlandBoise
PWM Portland - BOI Boise Air Term. Gowen Fld
PWMBOI
Portland
Thu 11/26
6:00 am-9:57 am
2 stops29h 57m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$339
PortlandIdaho Falls
PWM Portland - IDA Idaho Falls Fanning Field
PWMIDA
Portland
Fri 1/8
11:49 am-9:49 pm
2 stops12h 00m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$394
PortlandIdaho Falls
PWM Portland - IDA Idaho Falls Fanning Field
PWMIDA
Portland
Sun 12/13
6:00 am-5:05 pm
2 stops13h 05m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$394
PortlandBoise
PWM Portland - BOI Boise Air Term. Gowen Fld
PWMBOI
Portland
Thu 11/19
5:15 am-3:10 pm
2 stops11h 55m
Boise Air Term. Gowen Fld
Mon 11/23
8:30 pm-9:50 am
2 stops11h 20m
$406
PortlandBoise
PWM Portland - BOI Boise Air Term. Gowen Fld
PWMBOI
Portland
Thu 11/19
6:00 am-1:39 pm
1 stop9h 39m
Boise Air Term. Gowen Fld
Sun 11/22
11:32 am-12:19 am
2 stops10h 47m
$457
PortlandIdaho Falls
PWM Portland - IDA Idaho Falls Fanning Field
PWMIDA
Portland
Fri 1/8
7:00 am-9:49 pm
2 stops16h 49m
Idaho Falls Fanning Field
Wed 1/13
6:18 am-9:29 pm
2 stops13h 11m
$497
PortlandBoise
PWM Portland - BOI Boise Air Term. Gowen Fld
PWMBOI
Portland
Mon 11/9
3:23 pm-10:59 pm
1 stop9h 36m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$514
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Portland to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Portland with our price prediction graph.
PWM-BOI
PWM-IDA
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 Idaho
PWM-USID
PWM-BOI
PWM-IDA
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated October 30, 2026.
See what other customers who have flown with United Airlines and American Airlines from Portland to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Boarding
7.7
Comfort
7.3
Food
6.7
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Boarding
7.7
Comfort
7.3
Food
6.7
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Crew
8.1
Boarding
7.7
Comfort
7.3
Food
6.7
Overall
7.3
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Portland to Idaho. 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 Idaho
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Complete your trip
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Search flights from Portland to Idaho by cabin class
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Portland and Idaho flights
Browse other Portland and Idaho flight options. Last updated on October 30, 2026.
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Portland to Idaho flights
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Top 2 airlines flying from Portland to Idaho
Discover the top 2 airlines that operate flights from Portland to Idaho. 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$408 | Average$532 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$424 | Average$535 | FlexibilityNo cancel fee | On-time71% |