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Cheap Flights from Sioux Falls to Harry Reid International

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      Travellers and cabin class, 1 Adult, Economy
      Allegiant Air

      Compare Sioux Falls to Harry Reid International flight deals

      Find the cheapest month or even day of the year to fly to Harry Reid International

      Book the best Harry Reid International fare with no extra fees

      Flight deals from Sioux Falls to Harry Reid International

      Looking for a cheap last-minute deal or the best return flight from Sioux Falls Airport to Harry Reid International Airport? If you want to travel next month, return fares start from $273. Find the lowest prices on one-way and return tickets right here.
      Las Vegas.$172 per passenger.Departing Sun, 15 Nov, returning Fri, 4 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Sun, 15 Nov, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Fri, 4 Dec, arriving in Sioux Falls.Price includes taxes and charges.From $172, select.
      Las Vegas.$184 per passenger.Departing Mon, 5 Oct, returning Thu, 22 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Mon, 5 Oct, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 22 Oct, arriving in Sioux Falls.Price includes taxes and charges.From $184, select.
      Las Vegas.$211 per passenger.Departing Sun, 30 Aug, returning Thu, 10 Sep.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Sun, 30 Aug, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 10 Sep, arriving in Sioux Falls.Price includes taxes and charges.From $211, select.
      Las Vegas.$241 per passenger.Departing Sun, 25 Oct, returning Thu, 12 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Sun, 25 Oct, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 12 Nov, arriving in Sioux Falls.Price includes taxes and charges.From $241, select.
      Las Vegas.$242 per passenger.Departing Tue, 8 Dec, returning Thu, 10 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Tue, 8 Dec, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 10 Dec, arriving in Sioux Falls.Price includes taxes and charges.From $242, select.
      Las Vegas.$243 per passenger.Departing Mon, 9 Nov, returning Thu, 12 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Mon, 9 Nov, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 12 Nov, arriving in Sioux Falls.Price includes taxes and charges.From $243, select.
      Las Vegas.$256 per passenger.Departing Sun, 13 Sep, returning Sun, 4 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Sun, 13 Sep, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Sun, 4 Oct, arriving in Sioux Falls.Price includes taxes and charges.From $256, select.
      Las Vegas.$264 per passenger.Departing Mon, 8 Feb, returning Fri, 12 Feb.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Mon, 8 Feb, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Fri, 12 Feb, arriving in Sioux Falls.Price includes taxes and charges.From $264, select.
      Las Vegas.$273 per passenger.Departing Sun, 13 Sep, returning Thu, 24 Sep.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Sun, 13 Sep, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 24 Sep, arriving in Sioux Falls.Price includes taxes and charges.From $273, select.
      Las Vegas.$285 per passenger.Departing Sat, 2 Jan, returning Thu, 7 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Sat, 2 Jan, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 7 Jan, arriving in Sioux Falls.Price includes taxes and charges.From $285, select.
      Las Vegas.$319 per passenger.Departing Fri, 29 Jan, returning Fri, 12 Feb.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Fri, 29 Jan, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Fri, 12 Feb, arriving in Sioux Falls.Price includes taxes and charges.From $319, select.
      Las Vegas.$327 per passenger.Departing Wed, 23 Dec, returning Thu, 7 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Wed, 23 Dec, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Thu, 7 Jan, arriving in Sioux Falls.Price includes taxes and charges.From $327, select.
      Las Vegas.$445 per passenger.Departing Thu, 27 Aug, returning Sun, 30 Aug.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Sioux Falls on Thu, 27 Aug, arriving in Harry Reid International.Inbound direct flight with Allegiant Air departs from Harry Reid International on Sun, 30 Aug, arriving in Sioux Falls.Price includes taxes and charges.From $445, select.
      Las Vegas.$498 per passenger.Departing Tue, 6 Apr, returning Tue, 13 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Sioux Falls on Tue, 6 Apr, arriving in Harry Reid International.Inbound indirect flight with Delta, departs from Harry Reid International on Tue, 13 Apr, arriving in Sioux Falls.Price includes taxes and charges.From $498, select.
      Las Vegas.$841 per passenger.Departing Thu, 11 Mar, returning Sun, 14 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Sioux Falls on Thu, 11 Mar, arriving in Harry Reid International.Inbound indirect flight with Delta, departs from Harry Reid International on Sun, 14 Mar, arriving in Sioux Falls.Price includes taxes and charges.From $841, select.
      Las Vegas.$842 per passenger.Departing Thu, 13 May, returning Mon, 17 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Sioux Falls on Thu, 13 May, arriving in Harry Reid International.Inbound indirect flight with Delta, departs from Harry Reid International on Mon, 17 May, arriving in Sioux Falls.Price includes taxes and charges.From $842, select.

      Find the cheapest month to fly from Sioux Falls to Harry Reid International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sioux Falls to Harry Reid International flights are currently cheapest in October.
      Aug
      from $445
      Sep
      from $273
      Oct
      from $184
      Nov
      from $243
      Dec
      from $242
      Jan
      from $285
      Feb
      from $264
      Mar
      from $841
      Apr
      from $498
      May
      from $842
      Jun
      Find prices
      Jul
      Find prices

      Direct flights from Sioux Falls to Harry Reid International

      Allegiant Air

      Sioux Falls to Harry Reid International: Alternative routes

      Compare routes from Sioux Falls to Las Vegas below. You may find an airport to fly into that's cheaper, faster, or easier than Harry Reid International.

      Harry Reid International

      4km from central Las Vegas
      ClosestCheapest
      from $172
      Search flights

      North Las Vegas

      11km from central Las Vegas
      Search flights

      Henderson Executive

      16km from central Las Vegas
      Search flights

      Boulder City Municipal

      34km from central Las Vegas
      Search flights

      Sioux Falls to Las Vegas: Flight information

      The things to know before you go.
      Cheapest flight found$172
      Cheapest month to flyNovember
      Average flight time3 hrs, 1 min
      Most popular airlineAllegiant Air
      Average flights per week4

      Finding cheap flights from Sioux Falls to Harry Reid International: Frequently asked questions

      The best price we found for a return flight from Sioux Falls to Harry Reid International is $172. 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.
      3 hours and 1 minute is the average flight time from Sioux Falls to Harry Reid International.
      Allegiant Air flies direct from Sioux Falls to Harry Reid International.
      As of August 2026, there are 4 flights per week flying from Sioux Falls to Harry Reid International.
      The cheapest month to fly from Sioux Falls to Harry Reid International is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sioux Falls Airport to Harry Reid International Airport on Sunday, 15 November 2026.
      Yes – the average flight time is 3 hours and 1 minute.
      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 Harry Reid International 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.

      Currently, Allegiant Air offers the cheapest flight tickets to Harry Reid International.

      Flying from Sioux Falls Airport (FSD) to Harry Reid International Airport (LAS): what you need to know

      • Hop on a direct flight from Sioux Falls Airport to Harry Reid International Airport and you'll be in the air for an average of 2 hours 55 minutes.

      • Las Vegas is two hours behind Sioux Falls and observes the UTC-8 timezone.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Get to the airport on time to catch your FSD to LAS flight.

      • During popular months like May, it's a good idea to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you travel during a high season in general.

      • Allegiant Air is your gateway to exploring Las Vegas (and maybe even some other exciting parts of the United States!). Browse the direct flights from Sioux Falls Airport to Harry Reid International Airport offered by this airline.

      • The majority of travellers choose to travel with Allegiant Air on this route.

      • Allegiant Air is the most punctual carrier offering FSD to LAS flights, with 68.75% of its services landing on schedule.

      • Think about adding a stopover when booking your ticket from Sioux Falls Airport to Harry Reid International Airport. Just uncheck 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Here's where you can stop between FSD and LAS:

        • Denver International Airport

        • Phoenix Sky Harbour Airport

        • Minneapolis St Paul Airport

      How to find the cheapest flights from Sioux Falls Airport (FSD) to Harry Reid International Airport (LAS)

      • At the moment, $92 is the cheapest price we've found for a one-way Sioux Falls Airport to Harry Reid International Airport flight. The best price for a return plane ticket is $172. Bear in mind that fares could change due to demand at the time of booking.

      • Score cheap tickets from FSD to LAS by booking two months ahead. According to our research, that's the sweet spot for bagging a bargain.

      • July is the cheapest month for flights from Sioux Falls Airport to Harry Reid International Airport. If you need to travel at a different time of year, the 'Whole month' tool will show you the lowest prices for each month.

      • Spend less time searching for cheap flights from FSD to LAS by creating a Price Alert. You'll receive an email or notification through the app when a new low fare is offered.

      • Choose your preferred departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Sioux Falls Airport to Harry Reid International Airport.

      Handy information about Sioux Falls Airport (FSD)

      • FSD is located at 2801 Jaycee Lane.

      • Of all flights leaving Sioux Falls Airport, 70% arrive on time at their destination.

      • To get to Sioux Falls Airport from central Sioux Falls, it'll take about 15 minutes if you're planning to drive. This depends on traffic though. It's approximately 10 kilometres from the airport to the city centre.

      • Expect a journey time of roughly 35 minutes when using public transport.

      • Get your break off to a hassle-free start by staying near FSD. Whether you've booked an early flight from Sioux Falls Airport to Harry Reid International Airport or just don't want to be rushed, these stays are the answer:

      Arriving at Harry Reid International Airport (LAS)

      Getting from Harry Reid International Airport (LAS) to central Las Vegas

      • The street address for LAS is 5757 Wayne Newton Boulevard.

      • Harry Reid International Airport to central Las Vegas has a drive time of around 10 minutes. It's approximately 8 kilometres away.

      • When travelling on public transport, expect a journey of roughly 25 minutes.

      When to fly to Harry Reid International Airport (LAS)

      • April is the busiest month for flights from Sioux Falls Airport to Harry Reid International Airport. For smaller crowds, travel to Las Vegas in March.

      • Before locking in your flight from Sioux Falls Airport to Harry Reid International Airport, think about the type of weather you enjoy. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC to 43ºC.

      • January sees average temperatures of between 0ºC and 16ºC. Look for cheap tickets from FSD to LAS sometime then if you like travelling in cooler conditions.

      Explore more of the United States

      • Los Angeles is just one of the many cities in the United States waiting to be discovered after you've seen Las Vegas. Around 370 kilometres away to the south-west, its top attractions include Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.

      • Around 418 kilometres south-east of Las Vegas, Phoenix is another essential stop in the United States. Get a taste of what this destination has to offer at Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.

      Plan the rest of your trip from Sioux Falls to Las Vegas

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