Cheap Flights from Great Falls International to Las Vegas

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      Travellers and cabin class, 1 Adult, Economy
      Allegiant Air

      Compare Great Falls International 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 Great Falls International to Las Vegas

      Looking for a cheap last-minute deal or the best return flight from Great Falls International Airport to Las Vegas? If you want to travel next month, return fares start from Rs104,267. Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Great Falls International to Las Vegas

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Great Falls International to Las Vegas flights are currently cheapest in October.

      Direct flights from Great Falls International to Las Vegas

      Allegiant Air

      Alternative Great Falls International to Las Vegas routes

      Looking for the cheapest, fastest or easiest route from Great Falls International to Las Vegas? You could fly into the following airports instead.

      Great Falls to Las Vegas: Flight information

      The things to know before you go.
      Cheapest flight foundRs34,558
      Cheapest month to flyOctober
      Average flight time2 hrs, 14 mins
      Most popular airlineAllegiant Air
      Average flights per week2

      Finding cheap flights from Great Falls International 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 Great Falls International to Las Vegas is Rs59,844. 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 14 minutes is the average flight time from Great Falls International to Las Vegas.
      Allegiant Air flies direct from Great Falls International to Las Vegas.
      As of August 2026, there are 4 flights per week flying from Great Falls International to Las Vegas.
      The cheapest month to fly from Great Falls International to Las Vegas is usually November.
      If you're flying from Great Falls International 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 Rs59,844.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Great Falls International Airport to Las Vegas on Thursday, 5 November 2026.
      Yes – the average flight time is 2 hours and 14 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 Great Falls International Airport (GTF) to Las Vegas: what you need to know

      • The average time for a direct flight from Great Falls International Airport to Las Vegas is 2 hours 20 minutes.

      • Great Falls International Airport is located in Great Falls. Following the UTC-8 timezone, Las Vegas is one hour behind Great Falls.

      • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to catch your GTF to Las Vegas flight.

      • Travelling during a peak month such as July? Major public holidays and other popular seasons can mean longer lines at security. Play things extra safe and arrive up to four hours before an international flight and two hours before a domestic departure.

      • You can book a direct Great Falls International Airport to Las Vegas ticket. Begin your journey at GTF and land at Las Vegas Harry Reid International Airport (LAS).

      • Book your seat with Allegiant Air. This leading carrier offers direct flights from Great Falls International Airport to Las Vegas.

      • GTF is about 5 kilometres from central Great Falls. If you're catching a taxi, driving or ride-sharing from the centre, it'll take you 10 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the journey time to be around 25 minutes.

      • Want a leisurely start to your journey? Stay near GTF. Whether you've booked an early flight from Great Falls International Airport to Las Vegas or just don't like being rushed, these hotels are just the thing:

      • Great Falls International Airport has an excellent on-time performance, so you're less likely to experience disruptions. Departures from GTF land at their destination as scheduled 85% of the time.

      • The address for GTF is 2800 Terminal Drive.

      How to find the cheapest flights from Great Falls International Airport (GTF) to Las Vegas

      • Rs34,558 is the lowest price we've seen for a one-way Great Falls International Airport to Las Vegas flight. A return plane ticket right now is Rs59,963. Depending on when and how early you book, these fares may change.

      • To pick up cheap flights from GTF to Las Vegas, book ahead. Airlines usually offer the most competitive fares when tickets first go on sale.

      • Finding cheap tickets from Great Falls International Airport to Las Vegas is easier if you're flexible with your travel plans. Try using the 'Whole month' search function to get the best prices across each month and score an epic deal.

      • Stay on top of deals for cheap flights from GTF to Las Vegas by creating a Price Alert. You'll get an email or notification through the app when a new low fare is offered.

      • Tailor your trip with filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Great Falls International Airport to Las Vegas.

      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 about 10 minutes to get to the centre driving.

      • Travelling by public transport takes around 25 minutes.

      • If you have a late flight from Great Falls International Airport to Las Vegas, nothing beats the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and sleeping not long after at one of these accommodation options near LAS:

      • To get the lowest price, reserve your ride from Las Vegas Harry Reid International Airport about one week ahead of your flight from GTF to Las Vegas.

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

      Best time to go to Las Vegas

      • It's time to choose your travel dates for your flight from Great Falls International Airport to Las Vegas. March is the busiest month to visit Las Vegas. If you want a quieter atmosphere, go in December.

      • Before booking a Great Falls International Airport to Las Vegas plane ticket, think about what kind of weather you prefer. 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 a cheap ticket from GTF to Las Vegas around that time if you want to travel in cooler conditions.

      More about Las Vegas

      • Start your Las Vegas trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Great Falls International Airport to Las Vegas, explore our range of hotels including:

      • Every great adventure has to include some sightseeing. Las Vegas Strip, Ciudad del Pecado o Las Vegas and Fountains of Bellagio are essential stops on your Las Vegas itinerary.

      Explore more of the United States

      • You've visited Las Vegas, now it's time to explore more of the United States. Travel about 370 kilometres southwest to Los Angeles to check off its leading attractions. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, there's plenty to keep you on the go.

      • Around 418 kilometres southeast of Las Vegas, Phoenix is another essential stop in the United States. No visit is complete without checking out 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.