Cheap Flights from Denver to Rapid City Regional

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Flight deals from Denver to Rapid City Regional Airport

Looking for a cheap last-minute deal or the best return flight from Denver to Rapid City Regional Airport? If you want to travel next month, return fares start from Rs77,726. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver 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 to Rapid City Regional flights are currently cheapest in April.

Direct flights from Denver to Rapid City Regional

Denver to Rapid City Regional: Alternative routes

Compare routes from Denver 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 foundRs41,818
Cheapest month to flyApril
Average flight time1 hr, 23 mins
Most popular airlineUnited
Average flights per week119

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

The best price we found for a return flight from Denver to Rapid City Regional is Rs69,362. 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 23 minutes is the average flight time from Denver to Rapid City Regional.
United, SkyWest Airlines and Copa fly direct from Denver to Rapid City Regional.
As of March 2026, there are 119 flights per week flying from Denver to Rapid City Regional.
The cheapest month to fly from Denver to Rapid City Regional is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Rapid City Regional Airport on Thursday, 28 May 2026.
Yes – the average flight time is 1 hour and 23 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.
The cheapest airline that flies to Rapid City Regional is United .

Travelling from Denver to Rapid City Regional Airport (RAP): What you need to know

  • Your adventure will begin at Denver International Airport (DEN), the main airport in Denver. Search for flights from Denver to Rapid City Regional Airport (RAP) that take off from this base.

  • Around 1 hour 20 minutes is how long you can expect to be travelling on a direct Denver to Rapid City Regional Airport flight.

  • Rapid City Regional Airport is located in Rapid City. The city's timezone is UTC-7 — the same as Denver.

  • The busiest route is from Denver International Airport (DEN) to Rapid City Regional Airport (RAP), with 57 direct services every week. If you'd rather get moving right away, the earliest flight from DEN to RAP is the 7:45am United Airlines service. If a later start suits your schedule, the last departure is at 9pm with United Airlines.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your flight from Denver to RAP.

  • If you're flying during a popular month like October, arrive at the terminal even earlier. You'll want to arrive up to four hours before international flights and two hours ahead of domestic departures. Check-in and security lines are longer during peak periods like Christmas and New Year.

Airports in Denver

Denver International Airport (DEN)

  • You can jump on a direct flight from Denver to Rapid City Regional Airport (RAP) out of Denver International Airport (DEN).

  • You can get away on a direct flight from Denver to Rapid City Regional Airport with United Airlines. This top airline operates departures from DEN.

  • United is the airline most travellers choose for flights from DEN to RAP.

  • United is the most punctual carrier. An impressive 83.97% of its departures on this route arrive without delay.

  • Located around 40 kilometres from central Denver, DEN can be reached in about 35 minutes by car, depending on traffic. The journey on public transport is roughly 35 minutes.

  • Get your flight from Denver to Rapid City Regional Airport off to a relaxed start. Just a quick ride from Denver International Airport, stay at Baymont by Wyndham Denver International Airport and you'll be well-rested for the journey ahead.

  • Denver International Airport has a strong on-time record, making delays less likely. Departures from DEN land at their destination as scheduled 80% of the time.

  • The address for DEN is 8500 Pena Boulevard.

About Rapid City Regional Airport (RAP)

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

  • Rapid City Regional Airport is around 11 kilometres from the centre of Rapid City. It takes around 15 minutes or so to get to the city by car.

  • Travelling by public transport will take you roughly 30 minutes.

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

  • The cheapest price we've found for a one-way ticket from Denver to Rapid City Regional Airport is Rs41,818. For a return flight on this route, the best price is Rs69,362. Depending on the availability when you book, these fares could change.

  • To find cheap flights from Denver to RAP, book in advance. Airlines usually offer their most competitively priced fares when flights first go on sale.

  • The 'Whole month' search tool will show you the cheapest Denver to Rapid City Regional Airport tickets across the month. It's a great way to snap up a bargain if your trip dates aren't set in stone.

  • Snapping up a cheap plane ticket from Denver to RAP couldn't be easier with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as there's a better deal.

  • Filters make it easier to snap up a deal on your flight from Denver to Rapid City Regional Airport. Choose the flight times, carriers and stops that line up with your plans. Then sort the results by 'Cheapest' to find the best price quickly.

The best time to fly from Denver to Rapid City Regional Airport (RAP)

  • It's time to work out when to book your flight from Denver to Rapid City Regional Airport (RAP). July is when most people visit Rapid City. If you like things a bit more low-key, go in February.

  • The warmest month in Rapid City is July, with temperatures ranging between 14ºC and 32ºC. Book your Denver to RAP plane ticket then if that's your definition of good weather.

  • Search for cheap tickets from Denver to Rapid City Regional Airport in February if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -16ºC and 7ºC.

More about Rapid City

Explore more of the United States

  • Rapid City has plenty going for it, but there are so many other parts of the United States you should also see. Around 290 kilometres southwest of Rapid City, a visit to Casper will keep your itinerary busy. Don't miss top attractions like Nicolaysen Art Museum, Casper Mountain Lookout and White Water Park.

  • If you're interested in discovering another side of the United States, consider Gillette, about 193 kilometres west of Rapid City. Eldridge Park, Gillette Brewing Company and The O-SO Fun Dog Park are highlights.

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