Cheap Flights from Las Vegas to Rapid City Regional

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 round-trip flight from Las Vegas to Rapid City Regional Airport? If you want to travel next month, round-trip fares start from AED 445. Find the lowest prices on one-way and round-trip 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 May.

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 foundAED 194
Cheapest month to flyMay
Average flight time2 hrs, 16 mins
Most popular airlineAllegiant Air
Average flights per week3

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

The best price we found for a round-trip flight from Las Vegas to Rapid City Regional is AED 404. 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 16 minutes is the average flight time from Las Vegas to Rapid City Regional.
Allegiant Air flies direct from Las Vegas to Rapid City Regional.
There are 3 flights per week flying from Las Vegas to Rapid City Regional, as of May 2026.
The cheapest month to fly from Las Vegas to Rapid City Regional is usually August.
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, August 6, 2026.
Yes – the average flight time is 2 hours and 16 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.

Flying from Las Vegas to Rapid City Regional Airport (RAP): What you need to know

  • Your adventure will begin at Las Vegas Harry Reid International Airport (LAS), the main airport in Las Vegas. Search for flights from Las Vegas to Rapid City Regional Airport (RAP) that take off from this terminal.

  • 2 hours 15 minutes is the average travel time for a direct Las Vegas to Rapid City Regional Airport flight.

  • Rapid City is one hour ahead of Las Vegas. Rapid City Regional Airport is located in Rapid City, which follows the UTC-7 timezone.

  • Give yourself plenty of time to catch your flight from Las Vegas to RAP. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Flying during a peak time like March? Popular seasons (like spring break and New Year) can easily add another hour at security. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

Airports in Las Vegas

Las Vegas Harry Reid International Airport (LAS)

  • You can find a direct flight from Las Vegas to Rapid City Regional Airport (RAP) departing from Las Vegas Harry Reid International Airport (LAS).

  • When departing from LAS, you can take a direct flight from Las Vegas to Rapid City Regional Airport with Allegiant Air.

  • Most travelers prefer to book seats with Allegiant Air between LAS and RAP.

  • The carrier with the best on-time performance on this route is Allegiant Air. Its services land without delay 75.51% of the time.

  • Located around 8 kilometers from the center of Las Vegas, LAS can be reached in about 10 minutes by car (depending on traffic). The journey on public transport is roughly 25 minutes.

  • Want a leisurely start to your break? Stay near Las Vegas Harry Reid International Airport. Whether you're catching an early flight from Las Vegas to Rapid City Regional Airport or prefer not to rush, these hotels are just what you're after:

  • Of all flights departing from Las Vegas Harry Reid International Airport, 79% touch down on time at their destination.

  • LAS is located at 5757 Wayne Newton Boulevard.

About Rapid City Regional Airport (RAP)

  • Consider checking in to La Quinta Inn and Suites by Wyndham at WaTiki Waterpark after touching down from your flight from Las Vegas to Rapid City Regional Airport. It's a short drive from RAP and a good option if you're eager to get some rest right away.

  • You'll find RAP at 4550 Terminal Road, Suite 102.

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

  • Central Rapid City is around 11 kilometers from Rapid City Regional Airport and takes about 15 minutes to reach by car. Look into how to get from the airport to the city, whether that's with a car rental, cab or ride-share.

  • It typically takes 30 minutes if you're traveling on public transport.

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

  • AED 194 is the best price for a one-way ticket from Las Vegas to Rapid City Regional Airport. A return flight starts from AED 404. These prices can change depending on demand.

  • To snag cheap flights from Las Vegas to RAP, book your ticket two months ahead of your planned departure.

  • The best month for picking up cheap Las Vegas to Rapid City Regional Airport tickets is July. Use the 'Whole month' tool to compare prices, then choose the dates that offer the biggest savings.

  • Finding a cheap plane ticket from Las Vegas to RAP is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as the price has dropped.

  • Discover the best deal on a flight from Las Vegas to Rapid City Regional Airport with the help of the filters. Choose your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best.'

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

  • It's time to decide your travel dates for your flight from Las Vegas to Rapid City Regional Airport (RAP). July is the most popular month to visit Rapid City. If you prefer a quieter vibe, head there in February.

  • The warmest month in Rapid City is July, with temperatures ranging between 14ºC (57ºF) and 32ºC (90ºF). Lock in your Las Vegas to RAP plane ticket then if this is the type of weather you enjoy.

  • If you want to travel in cooler conditions, look for a cheap ticket from Las Vegas to Rapid City Regional Airport in February when temperatures are between -16ºC (3ºF) and 7ºC (45ºF).

More about Rapid City

Explore more of the United States

  • Rapid City will leave a lasting impression, but there are so many other parts of the United States waiting to be explored. Around 290 kilometers southwest of Rapid City, a trip to Casper will fill your itinerary to the brim. Start with leading attractions like Nicolaysen Art Museum, Casper Mountain Lookout and National Historic Trails Interpretive Center.

  • Next? Find your way to Gillette. It's about 193 kilometers west of Rapid City and is home to highlights including Frontier Auto Museum and Campbell County School District Planetarium.

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