Cheap Flights from Las Vegas (LASA) to Rapid City (RAP)

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Compare Las Vegas to Rapid City Regional flight deals

Find the cheapest month or even day of the year to fly to Rapid City Regional

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Flight deals from Las Vegas to Rapid City Regional

Looking for a cheap last-minute deal or the best return flight from Las Vegas to Rapid City Regional? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Las Vegas to Rapid City Regional

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

Direct flights from Las Vegas to Rapid City Regional

Las Vegas to Rapid City Regional: Alternative routes

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

Las Vegas to Rapid City: Flight information

The things to know before you go.
Cheapest flight found$167
Cheapest month to flyJune
Average flight time2 hrs, 18 mins
Most popular airlineAllegiant Air
Average flights per week4

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

The best price we found for a return flight from Las Vegas to Rapid City Regional is $167. 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.
2 hours and 18 minutes is the average flight time from Las Vegas to Rapid City Regional.
Allegiant Air flies direct from Las Vegas to Rapid City Regional.
As of May 2025, there are 8 flights per week flying from Las Vegas to Rapid City Regional.
The cheapest month to fly from Las Vegas to Rapid City Regional is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to Rapid City Regional Airport on Thursday, 12 June 2025.
Yes – the average flight time is 2 hours and 18 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 Allegiant Air .

Travelling from Las Vegas to Rapid City Regional Airport (RAP): what you need to know

  • Get your trip started at Harry Reid Airport (formerly McCarran Airport) (LAS), the main airport in Las Vegas. Look for flights from Las Vegas to Rapid City Regional Airport (RAP) that fly out of this base.

  • The average time for a direct flight from Las Vegas to Rapid City Regional Airport is 2 hours 20 minutes.

  • Rapid City Regional Airport is located in Rapid City. The city operates in the UTC-6 timezone and is 1 hour ahead of Las Vegas.

  • With 2 direct flights a week between the two airports, Harry Reid Airport (formerly McCarran Airport) (LAS) to Rapid City Regional Airport (RAP) is the busiest route. Allegiant Air operates the earliest flight at 06:50. If you prefer to get more out of your day before you fly, the last flight from LAS to RAP is with Allegiant Air at 18:14.

  • Leave enough time to get on your flight from Las Vegas to RAP. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

  • If you're travelling during a peak month like October, be at the airport even earlier. You'll want to arrive up to four hours before international flights and two hours ahead of a domestic departure. Security lines will be longer during peak periods like Christmas, New Year and spring break.

Airports in Las Vegas

Harry Reid Airport (formerly McCarran Airport) Airport (LAS)

  • Harry Reid Airport (formerly McCarran Airport) Airport (LAS) provides a hassle-free way to reach your destination. Nonstop flights from Las Vegas to Rapid City Regional Airport (RAP) depart from this terminal.

  • Allegiant Air is a popular airline that offers direct flights from Las Vegas to Rapid City Regional Airport departing from LAS.

  • LAS is about 19 kilometres from central Las Vegas. If you're ride-sharing, driving or catching a cab from the centre, it'll take you 15 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the trip time to be around 1 hour.

  • After a leisurely start to your holiday? Stay near Harry Reid Airport (formerly McCarran Airport) Airport. Whether you're taking an early flight from Las Vegas to Rapid City Regional Airport or want to avoid feeling rushed, these hotels are perfect:

About Rapid City Regional Airport (RAP)

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

  • Rapid City Regional Airport to central Rapid City takes around 20 minutes in a car. It's approximately 18 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing services.

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

  • The best price we've found for a one-way ticket from Las Vegas to Rapid City Regional Airport is $84. The cheapest price for a return flight is $167. Remember fares can change due to availability at the time of booking.

  • You're more likely to find flight tickets from Las Vegas to RAP when you book 10 months ahead of takeoff. We crunched the flight price data and found that's when fares for this journey are usually at their lowest.

  • Organise your trip for July. That's the cheapest month for tickets from Las Vegas to Rapid City Regional Airport. If you're flexible with your travel dates, use the 'Whole month' tool to find the best price across each month.

  • Create a Price Alert and keep an eye on changes on this route through push notifications or email. We'll let you know when prices fall. Good timing makes all the difference when searching for flight tickets from Las Vegas to RAP.

  • Customise your trip using filters. Adjust the number of stops, total duration, and departure and arrival times to find the ideal flight from Las Vegas to Rapid City Regional Airport. You can also sort the results to see the 'Fastest,' 'Cheapest' or 'Best' options first.

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

  • August is the busiest month to board a flight from Las Vegas to Rapid City Regional Airport while February is the quietest. To work out the best time to visit Rapid City, consider the pace you prefer to travel at.

  • The warmest month in Rapid City is July, with the temperature ranging between 14ºC and 32ºC. Lock in your flights from Las Vegas to RAP in this month if you enjoy this type of weather.

  • If you'd rather travel in cooler conditions, lock in a cheap flight from Las Vegas to Rapid City Regional Airport in February when temperatures average between -16ºC and 7ºC.

More about Rapid City

  • Start your Rapid City trip right by choosing the ideal place to stay. After booking your flight from Las Vegas to Rapid City Regional Airport, explore our selection of accommodation options including:

  • All great adventures should include a little sightseeing. Dinosaur Park, Storybook Island and Museum of Geology are attractions you won't want to skip in Rapid City.

Complete your Rapid City trip with a car rental

  • Finding you a cheap flight from Las Vegas to Rapid City Regional Airport isn't the only thing we're good at. Browse our car rentals in Rapid City and have more freedom to explore. We find deals from trusted car rental providers and put them all in one place. You can instantly compare rates and then book with no fees.

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