What are the cheapest airlines flying from Des Moines to Idaho Falls round-trip?

Currently priced at $329, 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. Check Cheapflights for deals on Delta for as low as $1,189. You may be able to fly from Des Moines to Idaho Falls for 44% less than the average price by searching for these airlines.

What is the cheapest day to fly from Des Moines to Idaho Falls?

Travelers seeking maximum savings on their Des Moines to Idaho Falls flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

If weather is an important factor for your trip to Idaho Falls, 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 69.8 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 day to fly round-trip from Des Moines to Idaho Falls?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Des Moines to Idaho Falls?

Our data shows that October tends to be the cheapest month to fly to Idaho Falls from Des Moines. Users have commonly found prices around $598 for the month, but tickets can be as low as $265. Due to multiple factors, prepare for potentially higher prices in March.

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

One of the essential ways to save on airfare from Des Moines to Idaho Falls is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 18% on airfare.

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.

$329+ Flights from Des Moines to Idaho Falls

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

Airfare is below average for this route at the moment. Des Moines to Idaho Falls flights typically cost between $435 and $864 in August. The cheapest round-trip price found within the last 3 days was $329 on United Airlines (Aug 23-Aug 26).

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Cheap flight deals from Des Moines to Idaho Falls

Round-trip from	$329 (United Airlines)
Popular in	March
Cheapest in	October
Average price	$591

From Des Moines to Idaho Falls Fanning Field

Search Deals

Highest demand for flights based on searches. 28% potential increase in price ($235 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 16% potential price decrease ($86 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find 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 julio 30, 2025.

sáb. 8/235:15 pmDSM - IDA

1 stop4h 39mUnited Airlines

mar. 8/264:00 pmIDA - DSM

1 stop6h 41mUnited Airlines

Deal found 7/28

$329

lun. 8/253:49 pmDSM - IDA

1 stop6h 29mAmerican Airlines

lun. 9/17:00 amIDA - DSM

1 stop7h 01mAmerican Airlines

Deal found 7/27

$360

sáb. 8/233:30 pmDSM - IDA

2 stops7h 57mDelta

mar. 8/263:00 pmIDA - DSM

2 stops17h 37mDelta

Deal found 7/27

$408

Best flights from Des Moines to Idaho Falls
Discover carefully curated flight deals from Des Moines to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 30, 2025.

sáb. 8/235:15 pmDSM - IDA

1 stop4h 39mUnited Airlines

mar. 8/264:00 pmIDA - DSM

1 stop6h 41mUnited Airlines

Deal found 7/28

$329

lun. 8/253:49 pmDSM - IDA

1 stop6h 29mAmerican Airlines

lun. 9/17:00 amIDA - DSM

1 stop7h 01mAmerican Airlines

Deal found 7/27

$360

sáb. 8/233:30 pmDSM - IDA

2 stops7h 57mDelta

mar. 8/263:00 pmIDA - DSM

2 stops17h 37mDelta

Deal found 7/27

$408

Last-minute flights from Des Moines to Idaho Falls
Discover last-minute flight deals from Des Moines to Idaho Falls. Data last updated julio 30, 2025 and is based on user searches.

sáb. 8/235:15 pmDSM - IDA

1 stop4h 39mUnited Airlines

mar. 8/264:00 pmIDA - DSM

1 stop6h 41mUnited Airlines

Deal found 7/28

$329

sáb. 8/233:30 pmDSM - IDA

2 stops7h 57mDelta

mar. 8/263:00 pmIDA - DSM

2 stops17h 37mDelta

Deal found 7/27

$408

lun. 8/253:49 pmDSM - IDA

1 stop6h 29mAmerican Airlines

lun. 9/17:00 amIDA - DSM

1 stop7h 01mAmerican Airlines

Deal found 7/27

$360

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

sáb. 8/23

5:15 pm-8:54 pm

1 stop4h 39m

Idaho Falls Fanning Field

mar. 8/26

4:00 pm-11:41 pm

1 stop6h 41m

$329

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

lun. 8/25

3:49 pm-9:18 pm

1 stop6h 29m

Idaho Falls Fanning Field

lun. 9/1

7:00 am-3:01 pm

1 stop7h 01m

$360

Des MoinesIdaho Falls

DSM - IDA

DSMIDA

Des Moines

sáb. 8/23

3:30 pm-10:27 pm

2 stops7h 57m

Idaho Falls Fanning Field

mar. 8/26

3:00 pm-9:37 am

2 stops17h 37m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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, October is the cheapest month in which you can book a flight from Des Moines to Idaho Falls (average of $380). Flying from Des Moines to Idaho Falls in December is currently the most expensive (average of $578). 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

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

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,896 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Des Moines to Idaho Falls round-trip?
Currently priced at $329, 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. Check Cheapflights for deals on Delta for as low as $1,189. You may be able to fly from Des Moines to Idaho Falls for 44% less than the average price by searching for these airlines.
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, October is the cheapest month in which you can book a flight from Des Moines to Idaho Falls (average of $380). Flying from Des Moines to Idaho Falls in December is currently the most expensive (average of $578). 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

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Top airline flying from Des Moines to Idaho Falls

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$288	Average$543	FlexibilityNo cancel fee	On-time69%

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$329+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Des Moines to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Des Moines to Idaho Falls

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Des Moines to Idaho Falls

Cheapest flights from Des Moines to Idaho FallsExplore 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 julio 30, 2025.

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 julio 30, 2025.

Cheapflights Fare Finder

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

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.

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?

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

Reviews of airlines servicing Idaho Falls

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

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.

What are the cheapest airlines flying from Des Moines to Idaho Falls round-trip?

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

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

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

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

Traveling to a place near Idaho Falls?

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 Des Moines to Idaho Falls

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

Top airline flying from Des Moines to Idaho Falls

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Book with Flexibility

Travel Smart

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 julio 30, 2025.