Cheap Flights from Rapid City Regional to Las Vegas

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      Travellers and cabin class, 1 Adult, Economy
      Allegiant Air

      Compare Rapid City Regional to Las Vegas flight deals

      Find the cheapest month or even day of the year to fly to Las Vegas

      Book the best Las Vegas fare with no extra fees

      Flight deals from Rapid City Regional to Las Vegas

      Looking for a cheap last-minute deal or the best return flight from Rapid City Regional Airport to Las Vegas? If you want to travel next month, return fares start from Rs31,120. Find the lowest prices on one-way and return tickets right here.

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

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

      Direct flights from Rapid City Regional to Las Vegas

      Allegiant Air

      Alternative Rapid City Regional to Las Vegas routes

      Looking for the cheapest, fastest or easiest route from Rapid City Regional to Las Vegas? You could fly into the following airports instead.

      Rapid City to Las Vegas: Flight information

      The things to know before you go.
      Cheapest flight foundRs15,260
      Cheapest month to flyDecember
      Average flight time2 hrs, 25 mins
      Most popular airlineAllegiant Air
      Average flights per week4

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

      There are 4 airports in Las Vegas: Harry Reid International, North Las Vegas, Henderson Executive, and Boulder City Municipal.
      The best price we found for a return flight from Rapid City Regional to Las Vegas is Rs30,760. 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 25 minutes is the average flight time from Rapid City Regional to Las Vegas.
      Allegiant Air flies direct from Rapid City Regional to Las Vegas.
      As of August 2026, there are 4 flights per week flying from Rapid City Regional to Las Vegas.
      The cheapest month to fly from Rapid City Regional to Las Vegas is usually November.
      If you're flying from Rapid City Regional Airport, the cheapest airport near Las Vegas is Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from Rs30,760.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rapid City Regional Airport to Las Vegas on Sunday, 15 November 2026.
      Yes – the average flight time is 2 hours and 25 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 Las Vegas 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 Las Vegas is around 40 days in advance, so don’t leave your flight to the last minute.

      In August, the average temperature is usually around 29°C. July is typically the warmest month in Las Vegas, when it usually averages around 37°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging -0°C. The rainiest month is February.
      Currently, Allegiant Air offers the cheapest flight tickets to Las Vegas.

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

      • Hop on a direct flight from Rapid City Regional Airport to Las Vegas and you'll be travelling for around 2 hours 15 minutes.

      • Las Vegas is one hour behind Rapid City, where Rapid City Regional Airport is located. Las Vegas observes the UTC-8 timezone.

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

      • You'll likely experience longer lines in popular months such as July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure will help ensure a smooth travel experience.

      • You can book a direct Rapid City Regional Airport to Las Vegas ticket. Start your trip at RAP and end it at Las Vegas Harry Reid International Airport (LAS).

      • Check out the promotions from Allegiant Air. This airline has direct flights from Rapid City Regional Airport to Las Vegas.

      • Travelling from central Rapid City to RAP takes around 30 minutes by public transport. If you ride-share, drive or grab a taxi, you'll cover the 14 kilometres in 15 minutes or so, depending on traffic.

      • Rapid City Regional Airport scores top marks for on-time performance. 80% of flights that depart RAP land on time.

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

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

      • Rs15,260 is currently the lowest price for a one-way Rapid City Regional Airport to Las Vegas flight. Return plane tickets start at Rs30,760. These prices can change depending on availability.

      • Book one month before you want to travel. Research on pricing trends suggests this is the ideal window for finding cheap flights from RAP to Las Vegas.

      • The best month for landing cheap Rapid City Regional Airport to Las Vegas tickets is June. Use the 'Whole month' tool to compare all available prices, then select the dates with the lowest fares.

      • There's no need to check back in every day to see if fares have dropped when you set up a Price Alert. We'll update you as soon as there's an even bigger deal on cheap flights from RAP to Las Vegas.

      • Select your ideal departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from Rapid City Regional Airport to Las Vegas by 'Cheapest,' 'Best' or 'Fastest.'

      Airports in Las Vegas

      Las Vegas Harry Reid International Airport (LAS)

      • The distance from Las Vegas Harry Reid International Airport (LAS) to central Las Vegas is roughly 8 kilometres. It takes around 10 minutes to reach the centre driving.

      • If you're travelling on public transport, expect a journey time of about 25 minutes.

      • If you're arriving on a late flight from Rapid City Regional Airport to Las Vegas, nothing beats the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and resting soon after at one of these hotels near LAS:

      • For the best deal, reserve your vehicle from Las Vegas Harry Reid International Airport around one week ahead of your flight from RAP to Las Vegas.

      • You'll find LAS at 5757 Wayne Newton Boulevard.

      Best time to go to Las Vegas

      • December is the quietest month for flights from Rapid City Regional Airport to Las Vegas, while March is the most popular. Work out the best time to visit Las Vegas based on whether you like a laid-back vibe or a more bustling atmosphere.

      • Before booking a Rapid City Regional Airport to Las Vegas plane ticket, think about the kind of weather forecast you're hoping for. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC to 43ºC.

      • If you like cooler conditions, look for a cheap ticket from RAP to Las Vegas in January when temperatures average between 0ºC and 16ºC.

      More about Las Vegas

      Explore more of the United States

      • Los Angeles is just one of the many places in the United States waiting to be explored once you've taken in the sights of Las Vegas. Around 370 kilometres away to the southwest, its top attractions include Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.

      • Phoenix is another well-known destination in the United States and is around 418 kilometres southeast of Las Vegas. No journey is complete without visiting Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.