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 12h 03m. Fly via United Airlines or American Airlines to get the fastest option. Idaho Falls and Portland, Maine are separated by a distance of 2066 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from IDA to PWM?

When flying from Idaho Falls to Portland, Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Idaho Falls-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Portland, Maine flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Idaho Falls-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$539+ Cheap Flights from Idaho Falls to Portland, ME

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Cheap flight deals from Idaho Falls to Portland

Best

Best flights from Idaho Falls to Portland
Discover carefully curated flight deals from Idaho Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.

Tue 1/267:00 am -

2 stops12h 03m

Sat 1/309:10 am -

2 stops14h 00m

Deal found 10/31

$539

Mon 2/1512:24 pm -

2 stops20h 12m

Fri 2/1912:15 pm -

2 stops11h 50m

Deal found 10/31

$776

Tue 3/2310:45 am -

2 stops9h 53m

Sat 3/275:45 am -

2 stops9h 50m

Deal found 10/31

$750

Find flight deals from Idaho Falls to Portland

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$539 (United Airlines)

Provider with most accurate pricing for Idaho Falls Fanning Field-Portland flight deals.

Search Deals

Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Portland flights.

Search Deals

From Idaho Falls Fanning Field to Portland

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsPortland

IDA Idaho Falls Fanning Field - PWM Portland

IDAPWM

Idaho Falls Fanning Field

Tue 1/26

7:00 am-9:03 pm

2 stops12h 03m

Portland

Sat 1/30

9:10 am-9:10 pm

2 stops14h 00m

$539

Quickest round-trip

Idaho FallsPortland

IDA Idaho Falls Fanning Field - PWM Portland

IDAPWM

Idaho Falls Fanning Field

Tue 3/23

10:45 am-10:38 pm

2 stops9h 53m

Portland

Sat 3/27

5:45 am-1:35 pm

2 stops9h 50m

$750

Idaho FallsPortland

IDA Idaho Falls Fanning Field - PWM Portland

IDAPWM

Idaho Falls Fanning Field

Mon 2/15

12:24 pm-10:36 am

2 stops20h 12m

Portland

Fri 2/19

12:15 pm-10:05 pm

2 stops11h 50m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Sorted by cheapest first

Compare providers for flights from Idaho Falls to Portland

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Portland in November.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Idaho Falls-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Portland, Maine flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Idaho Falls-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

IDA-PWM

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.

Reviews of airlines servicing Portland

See what other customers who have flown with American Airlines from Idaho Falls to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.0

Good

12,231 reviews

Reviews

1 / 20

10.0

Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

American Airlines

7.0

Good

12,231 reviews

American Airlines

7.0

Good

12,231 reviews

Reviews

1 / 20

10.0

Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

Related info for your journey

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 12h 03m. Fly via United Airlines or American Airlines to get the fastest option. Idaho Falls and Portland, Maine are separated by a distance of 2066 mi. This flight may include one or multiple stops.
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.

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Lewiston

North Conway

Brunswick

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Top airline flying from Idaho Falls to Portland

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$378	Average$457	FlexibilityNo cancel fee	On-time71%

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$539+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho Falls to Portland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho Falls to Portland

Best flights from Idaho Falls to PortlandDiscover carefully curated flight deals from Idaho Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.

Discover carefully curated flight deals from Idaho Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.

Find flight deals from Idaho Falls to Portland

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Portland that are best for you.

Compare providers for flights from Idaho Falls to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Portland in November.

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.

Reviews of airlines servicing Portland

See what other customers who have flown with American Airlines from Idaho Falls to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

Traveling to a place near Portland?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho Falls to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Idaho Falls to Portland by cabin class

Find flights from Idaho Falls to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Idaho Falls and Portland flights

Browse other Idaho Falls and Portland flight options. Last updated on November 5, 2026.

Other flights from Idaho Falls

Browse through other flights departing from Idaho Falls. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Portland

Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.

Top airline flying from Idaho Falls to Portland

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Best flights from Idaho Falls to Portland
Discover carefully curated flight deals from Idaho Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.