
Popular airlines from Des Moines International Airport (DSM) to Rapid City Regional Airport (RAP)
- United
United
- American Airlines
American Airlines
- Delta
Delta
- Plan, book, fly with confidence
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Cheap Flights from Des Moines to Rapid City (DSM-RAP)
Prices were available within the past 7 days and start at $181 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Des Moines (DSM) to Rapid City (RAP)
September is typically the cheapest month to fly
Graph displaying average flight prices per month
Alternative airports near Rapid City
Prices were available within the past 7 days. Prices and availability are subject to change.
Origin airport | Des Moines Intl. |
Destination airport | Rapid City Regional |
Airlines serving | American Airlines, Delta, United |
Roundtrip price | $248 |
Distance | 507 mi |
Des Moines to Rapid City Flights
The cheapest times to fly from Des Moines to Rapid City
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 Des Moines to Rapid City are during the month of September. You can find some of the cheapest flights from Des Moines to Rapid City with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Des Moines to Rapid City
Sunday is one of the best days to book for cheap flights from Des Moines to Rapid City: 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 Des Moines to Rapid City
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 Des Moines to Rapid City in 2025. You can also book with separate airlines for your outbound and return journeys, from $181 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 Des Moines to Rapid City 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 Des Moines to Rapid City 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.
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Top Routes from Des Moines
- Des Moines to Phoenix (DSM - PHX)
- Des Moines to San Diego (DSM - SAN)
- Des Moines to Newark Liberty Intl. Airport (DSM - EWR)
- Des Moines to Los Angeles (DSM - LAX)
- Des Moines to Miami (DSM - MIA)
- Des Moines to Tampa (DSM - TPA)
- Des Moines to New York (DSM - LGA)
- Des Moines to Honolulu (DSM - HNL)
- Des Moines to Fort Lauderdale (DSM - FLL)
- Des Moines to Denver (DSM - DEN)
- Des Moines to Seattle (DSM - SEA)
- Des Moines to Dallas (DSM - DAL)
Top Routes to Rapid City
- Chicago to Rapid City (ORD - RAP)
- Newark Liberty Intl. Airport to Rapid City (EWR - RAP)
- Phoenix to Rapid City (PHX - RAP)
- Los Angeles to Rapid City (LAX - RAP)
- Tampa to Rapid City (TPA - RAP)
- New York to Rapid City (LGA - RAP)
- Minneapolis to Rapid City (MSP - RAP)
- Denver to Rapid City (DEN - RAP)
- Sacramento to Rapid City (SMF - RAP)
- Washington to Rapid City (IAD - RAP)
- Houston to Rapid City (IAH - RAP)
- Dallas to Rapid City (DFW - RAP)
Top Routes from Des Moines
- American Airlines Des Moines to Phoenix
- Delta Des Moines to San Diego
- Delta Des Moines to Newark Liberty Intl. Airport
- United Des Moines to Los Angeles
- American Airlines Des Moines to Miami
- Delta Des Moines to Tampa
- Delta Des Moines to New York
- United Des Moines to Honolulu
- Delta Des Moines to Fort Lauderdale
- United Des Moines to Denver
Top Routes to Rapid City
- United Chicago to Rapid City
- United Newark Liberty Intl. Airport to Rapid City
- United Los Angeles to Rapid City
- United New York to Rapid City
- United Minneapolis to Rapid City
- United Sacramento to Rapid City
- United Washington to Rapid City
- United Houston to Rapid City
- United Nashville to Rapid City
- United Baltimore to Rapid City
Top Flight Destinations
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Nearby Airports
- Fort Dodge Regional Airport (FOD)
- Waterloo Regional Airport (ALO)
- Eastern Iowa Airport (CID)
- Mason City Municipal Airport (MCW)
- Kirksville Municipal Airport (IRK)
- Eppley Field Airport (OMA)
- Millard Airport (MIQ)
- Southeast Iowa Regional Airport (BRL)
- Sioux Gateway Airport (SUX)
- Quad City Intl. Airport (MLI)
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