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$397+ Cheap flights from Des Moines to Idaho Falls (DSM - IDA)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — IDA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Des Moines to Idaho Falls

Cheapest flights from Des Moines to Idaho Falls
Explore the most affordable flight options available from Des Moines to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:30 am
DSM
-
IDA
1 stop5h 25m
United Airlines
Tue 5/192:31 pm
IDA
-
DSM
1 stop4h 45m
United Airlines
Deal found 1/27$397
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:30 am
DSM
-
IDA
1 stop5h 26m
United Airlines
Sat 2/74:19 pm
IDA
-
DSM
1 stop6h 25m
United Airlines
Deal found 1/27$399
This United Airlines deal was found by Cheapflights users on 1/28. 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 1/298:00 am
DSM
-
IDA
2 stops8h 31m
United Airlines
Sat 1/314:19 pm
IDA
-
DSM
1 stop6h 25m
United Airlines
Deal found 1/28$424
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Sat 1/315:30 am
DSM
-
IDA
1 stop5h 26m
United Airlines
Wed 2/42:40 pm
IDA
-
DSM
1 stop4h 54m
United Airlines
Deal found 1/28$479
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/45:09 pm
DSM
-
IDA
1 stop5h 05m
United Airlines
Sat 2/74:19 pm
IDA
-
DSM
1 stop6h 25m
United Airlines
Deal found 1/27$600

Find flight deals from Des Moines to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Des Moines (DSM) 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$397
(United Airlines)

Popular in

March

Cheapest in

September
Provider with most accurate pricing for Des Moines-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Des Moines-Idaho Falls Fanning Field flights.
Search Deals
From Des Moines to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 41% potential increase in price ($453 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 38% potential price decrease ($175 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Des Moines 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Des Moines to Idaho Falls that are best for you.

Fly from

Des Moines

Fly to

Idaho Falls

Route

Depart

Return

Price

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

Thu 5/14

5:30 am-9:55 am

1 stop5h 25m

Idaho Falls Fanning Field

Tue 5/19

2:31 pm-8:16 pm

1 stop4h 45m

$397

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

Thu 5/14

8:01 pm-1:13 pm

2 stops18h 12m

Idaho Falls Fanning Field

Tue 5/19

7:30 am-11:29 pm

2 stops14h 59m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Compare providers for flights from Des Moines to Idaho Falls

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 Des Moines to Idaho Falls in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Des Moines-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Des Moines-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Des Moines-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Des Moines-Idaho Falls 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 Des Moines-Idaho Falls 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 Des Moines to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Des Moines 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.

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 January 29, 2026.
Read through reviews of airlines operating flights from Des Moines to Idaho Falls, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Des Moines to Idaho Falls. 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 Des Moines to Idaho Falls?

    United Airlines and American Airlines can get you from Des Moines to Idaho Falls in just under 5h 25m. Your travel time can differ by up to 12h 47m. There are 945 mi between Des Moines and Idaho Falls. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Des Moines to Idaho Falls round-trip?

    Currently priced at $258, United Airlines will fly you from Des Moines to Idaho Falls and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. You may be able to fly from Des Moines to Idaho Falls for 59% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Des Moines 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.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top airline flying from Des Moines to Idaho Falls

Discover the top airline that operate flights from Des Moines 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 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$535FlexibilityNo cancel feeOn-time69%

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