$191 Cheap Flights from Rapid City (RAP) to Des Moines (DSM)

View $191 flight on Tue, Dec 30, 2025Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Des Moines International Airport (DSM)

Cheap Flights from Rapid City to Des Moines (RAP-DSM)

Prices were available within the past 7 days and start at $191 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 5 - Sat, Dec 13
RAP
Rapid City
DSM
Des Moines
$249 Roundtrip, found 19 hours ago
$249
Roundtrip
found 19 hours ago
Select Delta flight, departing Fri, Dec 5 from Rapid City to Des Moines, returning Sat, Dec 13, priced at $249 found 19 hours ago
United
Sat, Nov 22 - Tue, Nov 25
RAP
Rapid City
DSM
Des Moines
$264 Roundtrip, found 3 days ago
$264
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 22 from Rapid City to Des Moines, returning Tue, Nov 25, priced at $264 found 3 days ago
Delta
Sun, Nov 23 - Tue, Dec 2
RAP
Rapid City
DSM
Des Moines
$274 Roundtrip, found 6 days ago
$274
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Nov 23 from Rapid City to Des Moines, returning Tue, Dec 2, priced at $274 found 6 days ago
United
Sat, Nov 22 - Tue, Nov 25
RAP
Rapid City
DSM
Des Moines
$277 Roundtrip, found 3 days ago
$277
Roundtrip
found 3 days ago
Select United flight, departing Sat, Nov 22 from Rapid City to Des Moines, returning Tue, Nov 25, priced at $277 found 3 days ago
Delta
Thu, Nov 20 - Mon, Nov 24
RAP
Rapid City
DSM
Des Moines
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 20 from Rapid City to Des Moines, returning Mon, Nov 24, priced at $279 found 1 day ago
United
Thu, Nov 27 - Sat, Nov 29
RAP
Rapid City
DSM
Des Moines
$280 Roundtrip, found 4 days ago
$280
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 27 from Rapid City to Des Moines, returning Sat, Nov 29, priced at $280 found 4 days ago
United
Thu, Nov 27 - Sat, Nov 29
RAP
Rapid City
DSM
Des Moines
$282 Roundtrip, found 4 days ago
$282
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 27 from Rapid City to Des Moines, returning Sat, Nov 29, priced at $282 found 4 days ago
United
Thu, Nov 27 - Sat, Nov 29
RAP
Rapid City
DSM
Des Moines
$285 Roundtrip, found 4 days ago
$285
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 27 from Rapid City to Des Moines, returning Sat, Nov 29, priced at $285 found 4 days ago
United
Sat, Dec 6 - Mon, Dec 8
RAP
Rapid City
DSM
Des Moines
$290 Roundtrip, found 21 hours ago
$290
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Dec 6 from Rapid City to Des Moines, returning Mon, Dec 8, priced at $290 found 21 hours ago
American Airlines
Sat, Dec 6 - Mon, Dec 8
RAP
Rapid City
DSM
Des Moines
$309 Roundtrip, found 21 hours ago
$309
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Dec 6 from Rapid City to Des Moines, returning Mon, Dec 8, priced at $309 found 21 hours ago

Alternative airports near Des Moines

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Des Moines Intl. DSM. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $279
DSM
Des Moines Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $279

Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM) cost?
Snag a cheap one-way flight from $191 or cheap return flight from $249 from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM)?
December is the least expensive month to fly from RAP to DSM. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from RAP to DSM. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM)?
There aren't any daily nonstop flights from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from RAP to DSM?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM)?
To avoid possible delays on the Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM) last-minute?
Booking your flight from RAP to DSM right before your getaway is typically more expensive. However, if there's some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a RAP to DSM flight and hotel package?
Securing a RAP to DSM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our wide range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Des Moines Intl. Airport (DSM)?
Typically, you can reschedule or cancel your RAP to DSM flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Origin airport
Rapid City Regional
Destination airport
Des Moines Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$248
Distance
507 mi

Book with confidence

Rapid City to Des Moines Flights

The cheapest times to fly from Rapid City to Des Moines

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rapid City to Des Moines are during the month of December. You can find some of the cheapest flights from Rapid City to Des Moines with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Des Moines

Sunday is one of the best days to book for cheap flights from Rapid City to Des Moines: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rapid City to Des Moines

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rapid City to Des Moines in 2025. You can also book with separate airlines for your outbound and return journeys, from $191 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rapid City to Des Moines flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rapid City to Des Moines airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Rapid City to Des Moines Flights

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*Available to One Key members.