HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Portland to Idaho Falls (PWM - IDA) from $383

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PWM — IDA
May 20 — May 271
From?
To?
Mon 5/20
Mon 5/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Cheap flight deals from Portland to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Idaho Falls (IDA). 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 May 15, 2024.

Round-trip from

$397

One-way from

$383
From Portland to Idaho Falls Fanning Field
Search Deals
One-way flight from Portland to Idaho Falls Fanning Field
Search Deals

When is the cheapest time to fly from Portland, Maine to Idaho Falls (PWM - IDA)?

Unlike at noon, when flights are generally more expensive, you can save up to 20% on flights from Portland, Maine to Idaho Falls by exploring options for tickets in the morning.

Cheap United Airlines flights from Portland to Idaho Falls

Explore cheap flight options specifically provided by United Airlines for the route between Portland and Idaho Falls. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Take a peek at the cheapest United Airlines flights we've detected traveling from Portland to Idaho Falls. Make sure to double check the flight details before booking.
Tue 9/177:25 pmPWM - IDA
2 stops23h 49mUnited Airlines
Sat 9/215:55 pmIDA - PWM
2 stops14h 36mUnited Airlines
Deal found 5/15$607
Tue 9/176:00 amPWM - IDA
3 stops17h 23mUnited Airlines
Sat 9/212:25 pmIDA - PWM
2 stops15h 30mUnited Airlines
Deal found 5/15$906

Cheap American Airlines flights from Portland to Idaho Falls

Explore cheap flight options specifically provided by American Airlines for the route between Portland and Idaho Falls. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Some of the lowest-priced American Airlines flights we've found at this time heading from Portland to Idaho Falls. Deals frequently update to provide users with more options.
Tue 9/176:25 pmPWM - IDA
1 stop20h 11mAmerican Airlines
Sat 9/211:43 pmIDA - PWM
1 stop25h 37mAmerican Airlines
Deal found 5/15$657
Tue 9/176:25 pmPWM - IDA
1 stop20h 11mAmerican Airlines
Sat 9/211:43 pmIDA - PWM
2 stops21h 43mAmerican Airlines
Deal found 5/15$662
Wed 9/186:14 amPWM - IDA
2 stops16h 51mAmerican Airlines
Sun 9/227:34 amIDA - PWM
1 stop7h 46mAmerican Airlines
Deal found 5/15$683
Wed 9/186:25 pmPWM - IDA
1 stop20h 11mAmerican Airlines
Sun 9/221:43 pmIDA - PWM
1 stop25h 37mAmerican Airlines
Deal found 5/15$841
Wed 9/186:48 amPWM - IDA
2 stops16h 17mAmerican Airlines
Sun 9/227:34 amIDA - PWM
2 stops15h 08mAmerican Airlines
Deal found 5/15$848

Portland to Idaho Falls 2024 flight deals

Discover exclusive flight deals for travel between Portland and Idaho Falls in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Listed are some of the best fares we've found on flights departing from Portland to Idaho Falls in 2024. Check back regularly for other flight deals.
Tue 9/177:25 pmPWM - IDA
2 stops23h 49mUnited Airlines
Sat 9/215:55 pmIDA - PWM
2 stops14h 36mUnited Airlines
Deal found 5/15$607
Tue 9/176:25 pmPWM - IDA
1 stop20h 11mAmerican Airlines
Sat 9/211:43 pmIDA - PWM
1 stop25h 37mAmerican Airlines
Deal found 5/15$657
Tue 9/176:25 pmPWM - IDA
1 stop20h 11mAmerican Airlines
Sat 9/211:43 pmIDA - PWM
2 stops21h 43mAmerican Airlines
Deal found 5/15$662
Wed 9/186:14 amPWM - IDA
2 stops16h 51mAmerican Airlines
Sun 9/227:34 amIDA - PWM
1 stop7h 46mAmerican Airlines
Deal found 5/15$683
Wed 9/186:25 pmPWM - IDA
1 stop20h 11mAmerican Airlines
Sun 9/221:43 pmIDA - PWM
1 stop25h 37mAmerican Airlines
Deal found 5/15$841
Wed 9/186:48 amPWM - IDA
2 stops16h 17mAmerican Airlines
Sun 9/227:34 amIDA - PWM
2 stops15h 08mAmerican Airlines
Deal found 5/15$848
Tue 9/176:00 amPWM - IDA
3 stops17h 23mUnited Airlines
Sat 9/212:25 pmIDA - PWM
2 stops15h 30mUnited Airlines
Deal found 5/15$906

One-way flights to Idaho Falls from Portland

Search for one-way flight options from Portland to Idaho Falls. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,644,845 searches. Data last updated May 15, 2024.
Users traveling one-way from Portland to Idaho Falls can select one of these great deals. Users in need of a round-trip flight from Portland to Idaho Falls instead should update the search form at the top of page.
Fri 7/194:36 pmPWM - IDA
2 stops30h 32mUnited Airlines
Deal found 5/13$383
Sat 6/225:30 amPWM - IDA
2 stops17h 38mUnited Airlines
Deal found 5/14$430
Fri 7/193:20 pmPWM - IDA
1 stop27h 57mUnited Airlines
Deal found 5/13$489
Fri 7/194:36 pmPWM - IDA
3 stops30h 32mUnited Airlines
Deal found 5/13$523
Sat 6/226:32 pmPWM - IDA
1 stop20h 41mAmerican Airlines
Deal found 5/14$584

Find flights from Portland to Idaho Falls within your budget

Customize your flight search to find flights from Portland to Idaho Falls 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 2,644,845 searches. Data last updated May 15, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$607 - $906

Route

Depart

Return

Price

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Tue 9/17

2 stops23h 49m

Idaho Falls Fanning Field

Sat 9/21

2 stops14h 36m

$607

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Tue 9/17

1 stop20h 11m

Idaho Falls Fanning Field

Sat 9/21

1 stop25h 37m

$657

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Tue 9/17

1 stop20h 11m

Idaho Falls Fanning Field

Sat 9/21

2 stops21h 43m

$662

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Wed 9/18

2 stops16h 51m

Idaho Falls Fanning Field

Sun 9/22

1 stop7h 46m

$683

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Wed 9/18

1 stop20h 11m

Idaho Falls Fanning Field

Sun 9/22

1 stop25h 37m

$841

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Wed 9/18

2 stops16h 17m

Idaho Falls Fanning Field

Sun 9/22

2 stops15h 08m

$848

PortlandIdaho Falls Fanning Field

PWM - IDA

PWMIDA

Portland

Tue 9/17

3 stops17h 23m

Idaho Falls Fanning Field

Sat 9/21

2 stops15h 30m

$906

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

Average price of flights to Idaho Falls by month

Plan your trip from Portland to Idaho Falls by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Idaho Falls is currently $482 while a round-trip flight costs $743. Price data was last updated on May 12, 2024.

Currently, December is the cheapest month in which you can book a flight from Portland, Maine to Idaho Falls (average of $397). Flying from Portland, Maine to Idaho Falls in July is currently the most expensive (average of $623). 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.

January

$469

February

$436

March

$535

April

$467

May

$513

June

$613

July

$623

August

$567

September

$526

October

$484

November

$456

December

$397

Temperature and rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature and rainfall totals by month.

IDA

Temperature

23 - 69.8 °F

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Falls. Reviews last updated May 15, 2024.
To help decide which airline to fly from Portland to Idaho Falls, see what other customers have to say about United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,946 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

United Airlines
7.4
Good
10,946 reviews
United Airlines
7.4
Good
10,946 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

American Airlines
7.3
Good
14,535 reviews
United Airlines
7.4
Good
10,946 reviews
Check prices

Boarding

7.7

Entertainment

7.1

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

For a first class fair this was the worse ever. 1. Long delay departing. 2. Long time landing. 3. Late getting car hire. 4. No compensation whatsoever. Do I need to say more. You check it out yourself.

Related info for your journey

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

  • Can I find flights from Portland, Maine to Idaho Falls for under $700 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to Idaho Falls for under $700. The cheapest flight booked recently is on United Airlines for just $607, but on average you can expect to pay $743.

  • What are the cheapest airlines flying from Portland, Maine to Idaho Falls round-trip?

    United Airlines, at $607, was found to be the cheapest airline from Portland, Maine to Idaho Falls. An alternate airline flying to your destination would be American Airlines.

  • What does PWM to IDA mean?

    PWM and IDA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PWM to IDA refers to a flight route from Portland Airport to Idaho Falls Fanning Field Airport.

  • Can I find deals for flights from Portland to Idaho Falls that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Idaho Falls flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Idaho Falls with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Idaho Falls flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Portland to Idaho Falls that allow pets onboard?

    Many airlines flying from Portland to Idaho Falls offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Idaho Falls?

    Yes, you can often find last-minute deals on Portland to Idaho Falls flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland, Maine to Idaho Falls flight deals updated?

    The Portland, Maine to Idaho Falls flight deals you see on this page were last updated on 5/15.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Idaho Falls
See prices for flight routes from nearby airports that may be better suited for you.

Boston to Jackson flights
Boston to Boise flights
Boston to Spokane flights
Portland to Jackson flights
Boston to Idaho Falls flights
Boston to West Yellowstone flights
Portland to Spokane flights
Boston to Hailey flights
Portland to Boise flights
Boston to Lewiston flights
Bangor to Jackson flights
Boston to Pocatello flights
Boston to Twin Falls flights

Top airline flying from Portland to Idaho Falls

Discover the top airline that operate flights from Portland to Idaho Falls. 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 2,644,845 searches. Data last updated May 15, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$581Average$818FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Los Angeles to New Orleans flights
USA to Sydney flights
New York to Fort Lauderdale flights
Orlando to Houston flights
Dallas to New Orleans flights
USA to Switzerland flights
New York to Paris flights
Los Angeles to Tokyo flights
Salt Lake City to Los Angeles flights
Atlanta to Houston flights
USA to India flights
Portland, Maine to Bali flights

Search flights from Portland to Idaho Falls by cabin class

Find flights from Portland to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Montes Claros
Flights to Girona Costa Brava
Flights to Naxos
Flights to Bourgas
Flights to Hyannis Barnstable
Flights to Samos
Flights to Reggio Calabria Tito Menniti
Flights to Devils Lake
Flights to Ningbo Lishe Intl
Flights to Pellston Emmet County
Flights to Provincetown
Flights to Cortez Montezuma County
Flights to Ohrid
Flights to Oran Es Senia
Flights to Menorca/Mahon
Flights to Hakodate
Flights to Ordu/Giresun
Flights to Laayoune Hassan I
Flights to Cornwall Newquay
Flights to Melilla
Flights to Rennes St Jacques
Flights to Parikia Paros
Flights to Constanţa Mihail Kogalniceanu
Flights to Miyakojima Hirara

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Idaho Falls?

Cheapflights helps you search for flights from Portland to Idaho Falls via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portland to Idaho Falls?

Cheapflights helps you find that perfect flight to Idaho Falls from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portland to Idaho Falls with no change fees?

Need flexible booking options for your flight to Idaho Falls from Portland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Portland to Idaho Falls become cheaper?

Of course! You can now track prices for flights from Portland to Idaho Falls and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines