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Portland

$144+ Cheap flights from Idaho to Portland, ME (PWM)

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PWM
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
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Find flight deals from Idaho to Portland

Cheapest flights from Idaho to Portland
Explore the most affordable flight options available from Idaho to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 6, 2025.

This Delta deal was found by Cheapflights users on 11/5. 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.
vie. 12/57:36 pmGEG - PWM
2 stops13h 37mDelta
vie. 12/124:53 pmPWM - GEG
2 stops10h 18mDelta
Deal found 11/5$280
This Delta deal was found by Cheapflights users on 11/5. 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.
jue. 11/137:05 amGEG - PWM
2 stops13h 49mDelta
dom. 11/166:00 amPWM - GEG
2 stops15h 58mDelta
Deal found 11/5$460
This United Airlines deal was found by Cheapflights users on 11/5. 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.
jue. 12/182:07 pmJAC - PWM
1 stop7h 15mUnited Airlines
jue. 1/86:00 amPWM - JAC
2 stops11h 18mUnited Airlines
Deal found 11/5$467
This Delta deal was found by Cheapflights users on 11/4. 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.
jue. 11/207:30 amBOI - PWM
2 stops14h 24mDelta
lun. 11/246:35 amPWM - BOI
2 stops15h 49mDelta
Deal found 11/4$517
This Delta deal was found by Cheapflights users on 11/5. 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.
mié. 12/179:25 amGEG - PWM
2 stops11h 39mDelta
jue. 12/257:00 amPWM - GEG
2 stops19h 16mDelta
Deal found 11/5$557
This Delta deal was found by Cheapflights users on 11/4. 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.
mié. 11/196:00 amGEG - PWM
2 stops14h 54mDelta
dom. 11/236:00 amPWM - GEG
1 stop9h 06mDelta
Deal found 11/4$562
This Southwest deal was found by Cheapflights users on 11/6. 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.
sáb. 11/225:55 amGEG - PWM
2 stops15h 25mSouthwest
jue. 11/275:35 amPWM - GEG
2 stops13h 00mSouthwest
Deal found 11/6$574
This Delta deal was found by Cheapflights users on 11/4. 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.
mié. 12/101:04 pmPIH - PWM
2 stops22h 50mDelta
sáb. 12/134:45 pmPWM - PIH
2 stops21h 39mDelta
Deal found 11/4$610
This United Airlines deal was found by Cheapflights users on 11/5. 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.
jue. 11/2010:50 amIDA - PWM
2 stops11h 09mUnited Airlines
lun. 11/245:30 amPWM - IDA
2 stops11h 46mUnited Airlines
Deal found 11/5$619
This Southwest deal was found by Cheapflights users on 11/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/225:05 pmGEG - PWM
2 stops15h 05mSouthwest
mar. 12/303:15 pmPWM - GEG
2 stops12h 50mSouthwest
Deal found 11/5$628
This United Airlines deal was found by Cheapflights users on 11/4. 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.
jue. 11/2012:45 pmBOI - PWM
2 stops9h 14mUnited Airlines
lun. 11/243:20 pmPWM - BOI
1 stop9h 25mUnited Airlines
Deal found 11/4$632
This United Airlines deal was found by Cheapflights users on 11/5. 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.
sáb. 12/2011:59 pmGEG - PWM
2 stops11h 41mUnited Airlines
jue. 12/2510:19 amPWM - GEG
2 stops13h 39mUnited Airlines
Deal found 11/5$663

Cheap flight deals from Idaho to Portland

Keep the following information in mind while searching for Idaho to Portland flight deals. Data was last updated noviembre 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$280
(Delta)

One-way from

$144
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$627
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Portland flights.
Search Deals
From Idaho to Portland
Search Deals
One-way flight from Idaho to Portland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Portland 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 noviembre 6, 2025.
Use the filters below to find and compare flights from Idaho to Portland that are best for you.

Fly from

Idaho

Fly to

Portland

Route

Depart

Return

Price

SpokanePortland

GEG - PWM

GEGPWM

Spokane

vie. 12/5

7:36 pm-12:13 pm

2 stops13h 37m

Portland

vie. 12/12

4:53 pm-12:11 am

2 stops10h 18m

$280

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

mar. 3/3

8:50 am-12:20 am

2 stops13h 30m

Portland

jue. 3/5

2:35 pm-1:06 pm

2 stops24h 31m

$389

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

vie. 2/13

6:35 pm-10:55 am

2 stops14h 20m

Portland

mié. 2/18

12:45 pm-11:10 pm

2 stops12h 25m

$413

SpokanePortland

GEG - PWM

GEGPWM

Spokane

jue. 11/13

7:05 am-11:54 pm

2 stops13h 49m

Portland

dom. 11/16

6:00 am-6:58 pm

2 stops15h 58m

$460

JacksonPortland

JAC - PWM

JACPWM

Jackson Hole

jue. 12/18

2:07 pm-11:22 pm

1 stop7h 15m

Portland

jue. 1/8

6:00 am-3:18 pm

2 stops11h 18m

$467

JacksonPortland

JAC - PWM

JACPWM

Jackson Hole

vie. 2/27

1:05 pm-12:20 am

2 stops33h 15m

Portland

mar. 3/3

5:31 am-1:25 pm

1 stop9h 54m

$478

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

jue. 11/20

7:30 am-11:54 pm

2 stops14h 24m

Portland

lun. 11/24

6:35 am-8:24 pm

2 stops15h 49m

$517

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

vie. 2/13

1:41 pm-11:04 pm

1 stop7h 23m

Portland

mié. 2/18

5:31 am-12:31 pm

1 stop9h 00m

$552

SpokanePortland

GEG - PWM

GEGPWM

Spokane

mié. 12/17

9:25 am-12:04 am

2 stops11h 39m

Portland

jue. 12/25

7:00 am-11:16 pm

2 stops19h 16m

$557

SpokanePortland

GEG - PWM

GEGPWM

Spokane

mié. 11/19

6:00 am-11:54 pm

2 stops14h 54m

Portland

dom. 11/23

6:00 am-12:06 pm

1 stop9h 06m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 46 results
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Best time to book a flight from Idaho to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Idaho with our price prediction graph.
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 Idaho to Portland

What is the cheapest month to book a flight from Idaho to Portland, Maine?

Currently, April is the cheapest month in which you can book a flight from Idaho to Portland, Maine (average of $163). Flying from Idaho to Portland, Maine in July is currently the most expensive (average of $363). 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 ID to PWM?

Find hourly flight availability from Idaho to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 6, 2025.

When flying from Idaho to Portland, Maine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 52% versus a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Idaho?

    Most people fly into Portland (PWM) if they book a flight to Portland from Idaho. Portland is conveniently located just 2.9 mi from Portland’s city center.

  • How long is the flight from Idaho to Portland, Maine?

    A quick flight from Idaho to Portland, Maine can take about 7h 15m. Delta provides one of the quickest options available for as low as $467. Idaho and Portland, Maine are separated by a distance of 2000 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Idaho to Portland, Maine one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $245. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Idaho to Portland, Maine for a low price.

  • What are the most popular routes from Idaho to Portland, Maine?

    The most popular flight routes from Idaho to Portland, Maine are Spokane - Portland, Boise Air Term. Gowen Fld - Portland and Idaho Falls Fanning Field - Portland.

  • Can I find deals for flights from Idaho to Portland that include hotel bookings?

    Yes. In addition to deals on Idaho to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Portland.

  • Can I find deals for business class flights from Idaho to Portland?

    Yes. Cheapflights offers flight deals from Idaho to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to Portland, Maine?

    Currently, April is the cheapest month in which you can book a flight from Idaho to Portland, Maine (average of $163). Flying from Idaho to Portland, Maine in July is currently the most expensive (average of $363). 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Conway

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Top 3 airlines flying from Idaho to Portland

Discover the top 3 airlines that operate flights from Idaho to Portland. 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 noviembre 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$364Average$586FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$391Average$789FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$410Average$494FlexibilityNo cancel feeOn-time63%

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