Cheap Flights from Denver International to Rapid City Regional

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Find the cheapest month to fly from Denver International to Rapid City Regional

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Rapid City Regional flights are currently cheapest in June.

Direct flights from Denver International to Rapid City Regional

Denver International to Rapid City Regional: Alternative routes

Compare routes from Denver International to Rapid City below. You may find an airport to fly into that's cheaper, faster, or easier than Rapid City Regional.

Denver to Rapid City: Flight information

The things to know before you go.
Cheapest flight foundRs59,807
Cheapest month to flyJune
Average flight time1 hr, 21 mins
Most popular airlineUnited
Average flights per week90

Finding cheap flights from Denver International to Rapid City Regional: Frequently asked questions

The best price we found for a return flight from Denver International to Rapid City Regional is Rs53,056. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 21 minutes is the average flight time from Denver International to Rapid City Regional.
United, SkyWest Airlines and Copa fly direct from Denver International to Rapid City Regional.
As of May 2025, there are 90 flights per week flying from Denver International to Rapid City Regional.
The cheapest month to fly from Denver International to Rapid City Regional is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Rapid City Regional Airport on Thursday, 28 August 2025.
Yes – the average flight time is 1 hour and 21 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Rapid City Regional but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Rapid City is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Rapid City Regional.

Travelling from Denver International Airport (DEN) to Rapid City Regional Airport (RAP): what you need to know

  • Take a direct flight from Denver International Airport to Rapid City Regional Airport and you'll be travelling for an average of 1 hour 15 minutes.

  • Take your pick of 70 weekly Denver International Airport to Rapid City Regional Airport flights. The 09:40 departure with United Airlines is the earliest available. United Airlines operates the latest service of the day at 20:48.

  • Get to the airport on time so you don't miss your DEN to RAP flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid a last-minute sprint to the gate.

  • Travelling during a peak time like July? Public holidays and other popular seasons can result in longer queues and delays at airport checkpoints. Play it safe and arrive up to four hours before international flights and two hours before a domestic departure.

  • United Airlines has direct flights from Denver International Airport to Rapid City Regional Airport. Book with this popular carrier, then get ready to check out the sights in Rapid City — and maybe even more of United States if your schedule allows.

  • United Airlines is the airline most travellers choose to fly with on this route.

  • United Airlines is a leader in on-time performance for DEN to RAP flights, with 83.97% of services reaching their destination on schedule.

  • We make it simple to book a flight with a stopover. To see your options for tickets from Denver International Airport to Rapid City Regional Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to tour your chosen city. Top stopovers between DEN and RAP include:

    • Minneapolis-St. Paul International Airport

    • Harry Reid Airport (formerly McCarran Airport)

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from Denver International Airport (DEN) to Rapid City Regional Airport (RAP)

  • Rs59,807 is currently the lowest price for a one-way Denver International Airport to Rapid City Regional Airport flight. Return flights start from Rs53,056. These prices may change based on demand and availability.

  • Book six months before flying. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from DEN to RAP.

  • The cheapest month for flights from Denver International Airport to Rapid City Regional Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have a flexible schedule.

  • Save time looking for cheap flights from DEN to RAP by creating a Price Alert. We'll send you an email or notification through the app when a lower fare becomes available.

  • Lock in the ideal flight for you with the help of the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Denver International Airport to Rapid City Regional Airport, use the 'Sort by' tool. You can also filter results by airline, departure and arrival times, and journey duration.

Handy information about Denver International Airport (DEN)

  • You'll find DEN at 8500 Pena Boulevard.

  • Denver International Airport earns top marks for on-time performance. 80.23% of flights that depart DEN reach their destination without delay.

  • To get to Denver International Airport from central Denver, it'll take around 35 minutes if you're planning to drive. This depends on traffic though. It's approximately 40 kilometres from the airport to the city centre.

  • You can expect a trip time of about 1 hour 30 minutes when using public transport.

  • Searching for a hotel to stay in before your flight from Denver International Airport to Rapid City Regional Airport? Consider Baymont by Wyndham Denver International Airport. Enjoy a good night's sleep here before heading to DEN.

Arriving at Rapid City Regional Airport (RAP)

  • Hop off your Denver International Airport to Rapid City Regional Airport flight and be snoozing in your hotel bed soon after. If you want a convenient option within easy reach of RAP, consider La Quinta Inn & Suites by Wyndham Rapid City.

  • Go wherever you want, whenever you want with a Rapid City Regional Airport rental car. Pick up your wheels from Avis, Alamo or Enterprise and find adventure across Rapid City and beyond.

  • Improve your chances of snagging the best rate by booking as early as possible. Reserving your vehicle from Rapid City Regional Airport at least a few weeks ahead is a smart move.

Getting from Rapid City Regional Airport (RAP) to central Rapid City

  • The address for RAP is 4550 Terminal Road, Suite 102.

  • Rapid City Regional Airport to central Rapid City has a drive time of around 20 minutes. It's approximately 18 kilometres away.

When to fly to Rapid City Regional Airport (RAP)

  • The quietest month for a flight from Denver International Airport to Rapid City Regional Airport is February, while August is the busiest. Choose the best time to go to Rapid City based on whether you prefer a more relaxed vibe or a faster pace.

  • When booking your flight from Denver International Airport to Rapid City Regional Airport, consider the kind of weather you like. July is the warmest month in Rapid City, with temperatures ranging from 14ºC to 32ºC.

  • February has average temperatures of between -16ºC and 7ºC. Search for cheap tickets from DEN to RAP sometime around then if you want to travel when it's cooler.

Explore more of United States

  • Fort Collins is just one of the many cities in United States waiting to be explored after you've experienced Rapid City. Around 418 kilometres away to the south, well-known attractions include Jack Lantern's Northern Colorado Corn Maze, Fort Collins Country Club and State Fort Collins.

  • Thornton is another favourite destination in United States and is around 483 kilometres south of Rapid City. No trip is complete without visiting Margaret W Carpenter Recreation Centre, Thorncreek Golf Course and Avaya.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.