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$610+ Cheap flights from Idaho Falls to Portland, ME (IDA - PWM)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — PWM
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Idaho Falls to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 17, 2025.

Round-trip from

$610
(United Airlines)
From Idaho Falls Fanning Field to Portland
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Find flight deals from Idaho Falls to Portland

Cheapest flights from Idaho Falls to Portland
Explore the most affordable flight options available from Idaho Falls to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
mar. 10/75:00 amIDA - PWM
2 stops9h 44mUnited Airlines
vie. 10/105:41 pmPWM - IDA
2 stops18h 07mUnited Airlines
Deal found 9/16$692
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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. 10/1110:50 amIDA - PWM
2 stops25h 43mUnited Airlines
mar. 10/145:41 pmPWM - IDA
2 stops18h 07mUnited Airlines
Deal found 9/16$714
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
sáb. 10/1112:55 pmIDA - PWM
1 stop7h 50mAmerican Airlines
mar. 10/147:00 amPWM - IDA
2 stops16h 48mAmerican Airlines
Deal found 9/16$880
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
mié. 10/15:00 amIDA - PWM
2 stops9h 44mUnited Airlines
dom. 10/55:45 amPWM - IDA
2 stops17h 07mUnited Airlines
Deal found 9/16$942

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Idaho Falls to Portland that are best for you.

Fly from

Idaho Falls

Fly to

Portland

Route

Depart

Return

Price

Idaho FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

mar. 3/10

7:00 am-11:17 pm

2 stops14h 17m

Portland

mié. 3/11

6:00 am-5:22 pm

2 stops13h 22m

$610

Idaho FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

mar. 10/7

5:00 am-4:44 pm

2 stops9h 44m

Portland

vie. 10/10

5:41 pm-9:48 am

2 stops18h 07m

$692

Idaho FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

sáb. 10/11

10:50 am-2:33 pm

2 stops25h 43m

Portland

mar. 10/14

5:41 pm-9:48 am

2 stops18h 07m

$714

Idaho FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

sáb. 10/11

12:55 pm-10:45 pm

1 stop7h 50m

Portland

mar. 10/14

7:00 am-9:48 pm

2 stops16h 48m

$880

Idaho FallsPortland

IDA - PWM

IDAPWM

Idaho Falls Fanning Field

mié. 10/1

5:00 am-4:44 pm

2 stops9h 44m

Portland

dom. 10/5

5:45 am-8:52 pm

2 stops17h 07m

$942

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Idaho Falls to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Idaho Falls 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 Falls to Portland

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Portland, Maine (average of $296). Flying from Idaho Falls to Portland, Maine in July is currently the most expensive (average of $394). 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.

Related info for your journey

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

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

    There are many flights that can get you from Idaho Falls to Portland, Maine in 14h 17m. Fly via United Airlines to get the fastest option. Idaho Falls and Portland, Maine are separated by a distance of 2066 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls 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 Falls to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Portland, Maine (average of $296). Flying from Idaho Falls to Portland, Maine in July is currently the most expensive (average of $394). 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
Brunswick
North Conway
Auburn
Conway
Lewiston

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