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Cheap Flights from Buffalo Niagara to Harry Reid International

Compare Buffalo Niagara to Harry Reid International flight deals

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

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Flight deals from Buffalo Niagara Airport to Harry Reid International Airport

Looking for a cheap last-minute deal or the best return flight from Buffalo Niagara Airport to Harry Reid International Airport? If you want to travel next month, return fares start from R 3,141. Find the lowest prices on one-way and return tickets right here.
Las Vegas.R 1,354 per passenger.Departing Tue, 5 May.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Tue, 5 May, arriving in Harry Reid International.Price includes taxes and charges.From R 1,354, select.
Las Vegas.R 1,356 per passenger.Departing Wed, 22 Apr.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Wed, 22 Apr, arriving in Harry Reid International.Price includes taxes and charges.From R 1,356, select.
Las Vegas.R 1,875 per passenger.Departing Tue, 28 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Tue, 28 Jul, arriving in Harry Reid International.Price includes taxes and charges.From R 1,875, select.
Las Vegas.R 2,211 per passenger.Departing Thu, 11 Jun.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Buffalo Niagara on Thu, 11 Jun, arriving in Harry Reid International.Price includes taxes and charges.From R 2,211, select.
Las Vegas.R 2,387 per passenger.Departing Sat, 28 Mar.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Sat, 28 Mar, arriving in Harry Reid International.Price includes taxes and charges.From R 2,387, select.
Las Vegas.R 2,801 per passenger.Departing Tue, 1 Sep.One-way flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Tue, 1 Sep, arriving in Harry Reid International.Price includes taxes and charges.From R 2,801, select.
Las Vegas.R 2,801 per passenger.Departing Wed, 28 Oct.One-way flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Wed, 28 Oct, arriving in Harry Reid International.Price includes taxes and charges.From R 2,801, select.
Las Vegas.R 2,801 per passenger.Departing Mon, 31 Aug.One-way flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Mon, 31 Aug, arriving in Harry Reid International.Price includes taxes and charges.From R 2,801, select.
Las Vegas.R 3,659 per passenger.Departing Tue, 3 Nov.One-way flight with United.Outbound indirect flight with United, departs from Buffalo Niagara on Tue, 3 Nov, arriving in Harry Reid International.Price includes taxes and charges.From R 3,659, select.
Las Vegas.R 3,677 per passenger.Departing Sat, 9 May.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Buffalo Niagara on Sat, 9 May, arriving in Harry Reid International.Price includes taxes and charges.From R 3,677, select.
Las Vegas.R 3,677 per passenger.Departing Mon, 13 Apr.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Buffalo Niagara on Mon, 13 Apr, arriving in Harry Reid International.Price includes taxes and charges.From R 3,677, select.
Las Vegas.R 4,816 per passenger.Departing Sat, 11 Jul.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Buffalo Niagara on Sat, 11 Jul, arriving in Harry Reid International.Price includes taxes and charges.From R 4,816, select.
Las Vegas.R 4,822 per passenger.Departing Mon, 31 Aug.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Buffalo Niagara on Mon, 31 Aug, arriving in Harry Reid International.Price includes taxes and charges.From R 4,822, select.
Las Vegas.R 4,822 per passenger.Departing Wed, 28 Oct.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Buffalo Niagara on Wed, 28 Oct, arriving in Harry Reid International.Price includes taxes and charges.From R 4,822, select.
Las Vegas.R 4,829 per passenger.Departing Sat, 27 Jun.One-way flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Buffalo Niagara on Sat, 27 Jun, arriving in Harry Reid International.Price includes taxes and charges.From R 4,829, select.
Las Vegas.R 5,012 per passenger.Departing Thu, 11 Feb.One-way flight with Delta.Outbound indirect flight with Delta, departs from Buffalo Niagara on Thu, 11 Feb, arriving in Harry Reid International.Price includes taxes and charges.From R 5,012, select.

Find the cheapest month to fly from Buffalo Niagara to Harry Reid International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to Harry Reid International flights are currently cheapest in May.
Mar
from R 2,387
Apr
from R 1,356
May
from R 1,354
Jun
from R 2,211
Jul
from R 1,875
Aug
from R 2,801
Sep
from R 2,801
Oct
from R 2,801
Nov
from R 3,659
Dec
Find prices
Jan
Find prices
Feb
from R 5,012

Direct flights from Buffalo Niagara to Harry Reid International

Buffalo Niagara to Harry Reid International: Alternative routes

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

North Las Vegas

2km from central Las Vegas
Closest
Search flights

Harry Reid International

4km from central Las Vegas
Cheapest
from R 1,354
Search flights

Henderson Executive

17km from central Las Vegas
Search flights

Boulder City Municipal

34km from central Las Vegas
Search flights

Buffalo to Las Vegas: Flight information

The things to know before you go.
Cheapest flight foundR 1,354
Cheapest month to flyMay
Average flight time4 hrs, 53 mins
Most popular airlineSouthwest Airlines
Average flights per week5

Finding cheap flights from Buffalo Niagara to Harry Reid International: Frequently asked questions

The best price we found for a return flight from Buffalo Niagara to Harry Reid International is R 2,870. 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.
4 hours and 53 minutes is the average flight time from Buffalo Niagara to Harry Reid International.
Southwest Airlines flies direct from Buffalo Niagara to Harry Reid International.
As of March 2026, there are 5 flights per week flying from Buffalo Niagara to Harry Reid International.
The cheapest month to fly from Buffalo Niagara to Harry Reid International is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to Harry Reid International Airport on Wednesday, 6 May 2026.
Yes – the average flight time is 4 hours and 53 minutes.
Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Harry Reid International.

Flying from Buffalo Niagara International Airport (BUF) to Harry Reid Airport (formerly McCarran Airport) (LAS): what you need to know

  • The average time for a direct flight from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport) is 4 hours 50 minutes.

  • Las Vegas's timezone is UTC-7, making Las Vegas three hours behind Buffalo.

  • Flights from BUF to LAS start at 06:40 — the first with Southwest Airlines. The last service of the day is at 17:10 with Southwest Airlines. Overall, there are five weekly Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport) flights.

  • To ensure you catch your BUF to LAS flight, leave enough time for things like baggage drop and finding your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.

  • Flying during a peak month like August? School holidays and other popular seasons can result in longer queues at check-in and security. Play things extra safe and arrive up to four hours before an international flight and two hours before domestic departures.

  • Southwest Airlines offers direct flights from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport). Book with this popular carrier, then get ready to check out the sights in Las Vegas — and maybe even more of United States if your schedule allows.

  • Most travellers choose to travel with Southwest Airlines on this route.

  • Southwest Airlines tops the rankings as the most punctual carrier for BUF to LAS flights, with 80.0% of its services reaching their destination on schedule.

  • We make it a breeze to book a flight with a stopover. To see your options for tickets from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport), uncheck 'Direct flights only.' Then, choose a flight offering a stop long enough to tour your chosen city. Popular stopovers between BUF and LAS include:

    • Denver International Airport

    • Detroit Metropolitan Wayne County Airport

    • Nashville International Airport

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Harry Reid Airport (formerly McCarran Airport) (LAS)

  • At the moment, R 1,354 is the lowest price we've seen for a one-way Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport) flight. The best price for a return ticket is R 2,870. Bear in mind that fares could change due to availability at the time of booking.

  • Book six months before flying. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from BUF to LAS.

  • Schedule your trip for May. That's the cheapest month for flights from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport). If you have flexibility with your dates, try out the 'Whole month' tool to find the lowest airfare across every month.

  • Getting your hands on cheap flights from BUF to LAS is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as fares go down.

  • Pick your preferred departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport).

Handy information about Buffalo Niagara International Airport (BUF)

  • BUF's address is Genesee Street.

  • Of the flights that depart from Buffalo Niagara International Airport, 75.46% land on time at their destination.

  • Central Buffalo to Buffalo Niagara International Airport is approximately 18 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Planning to catch public transport? You can expect a journey time of around 1 hour 15 minutes.

  • Searching for a handy hotel near BUF? If you're boarding an early flight from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport), these stays will put you moments from your departure lounge:

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

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

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

  • Harry Reid Airport (formerly McCarran Airport) to central Las Vegas has a drive time of about 15 minutes. It's approximately 19 kilometres away.

  • When travelling on public transport, expect a journey time of around 1 hour.

When to fly to Harry Reid Airport (formerly McCarran Airport) (LAS)

  • October is the most popular month for flights from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport). To steer clear of the crowds, visit Las Vegas in May.

  • Book your flight from Buffalo Niagara International Airport to Harry Reid Airport (formerly McCarran Airport) for July if you'd like to explore Las Vegas during its warmest month. You can expect temperatures of between 23ºC (73ºF) and 42ºC (108ºF).

  • Search for cheap tickets from BUF to LAS in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 13ºC (55ºF) on average.

Explore more of United States

  • Los Angeles is just one of the many places in United States waiting to be explored after you've experienced Las Vegas. Around 370 kilometres away to the south-west, well-known attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Phoenix is another well-known destination in United States and is around 418 kilometres south-east of Las Vegas. No journey is complete without dropping by Desert Botanical Garden, Heard Museum and Papago Park.

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