HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$369+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — IDA
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Des Moines to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 December 14, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 12/278:00 amDSM - IDA
2 stops26h 58mUnited Airlines
Wed 12/314:05 pmIDA - DSM
1 stop6h 53mUnited Airlines
Deal found 12/11$863
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:48 pmDSM - IDA
1 stop27h 33mMultiple Airlines
Fri 1/210:52 pmIDA - DSM
2 stops19h 52mMultiple Airlines
Deal found 12/14$914
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/296:46 pmDSM - IDA
2 stops21h 36mUnited Airlines
Fri 1/25:00 amIDA - DSM
2 stops8h 33mUnited Airlines
Deal found 12/14$939
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/272:40 pmDSM - IDA
1 stop8h 41mAmerican Airlines
Wed 12/317:00 amIDA - DSM
1 stop5h 57mAmerican Airlines
Deal found 12/11$959

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 December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$369
(United Airlines)

Popular in

March

Cheapest in

September

Average price

$738
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. 29% potential increase in price ($243 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease ($96 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 14, 2025.
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

Sat 1/17

7:50 am-3:31 pm

2 stops8h 41m

Idaho Falls Fanning Field

Wed 1/21

2:40 pm-8:34 pm

1 stop4h 54m

$369

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

Thu 5/28

6:00 am-9:28 am

1 stop4h 28m

Idaho Falls Fanning Field

Sun 5/31

7:00 am-12:34 pm

1 stop4h 34m

$409

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

Thu 5/28

10:55 am-6:14 pm

2 stops8h 19m

Idaho Falls Fanning Field

Sun 5/31

6:10 am-2:07 pm

2 stops6h 57m

$824

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Des Moines-Idaho Falls flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Cheapflights Insights

Everything you need to know about your flight from Des Moines to Idaho Falls

What is the cheapest month to book a flight from Des Moines to Idaho Falls?

Currently, September is the cheapest month in which you can book a flight from Des Moines to Idaho Falls (average of $155). Flying from Des Moines to Idaho Falls in January is currently the most expensive (average of $1,203). 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.

How much does it cost to fly round-trip from Des Moines to Idaho Falls?

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 December 14, 2025.
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
9,094 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 can get you from Des Moines to Idaho Falls in just under 8h 41m. Your travel time can differ by up to . There are 945 mi between Des Moines and Idaho Falls.

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

    Currently priced at $284, 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 51% 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.

  • What is the cheapest month to book a flight from Des Moines to Idaho Falls?

    Currently, September is the cheapest month in which you can book a flight from Des Moines to Idaho Falls (average of $155). Flying from Des Moines to Idaho Falls in January is currently the most expensive (average of $1,203). 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 Idaho Falls?

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

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.

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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$284Average$535FlexibilityNo cancel feeOn-time69%

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.