The cheapest times to fly from LAS to BUF are

  • August 6th to February 25th (except the weeks of November 19th, December 17th, and February 5th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LAS to BUF is early December. Prices can be as high as $1099 for Sunday flights during mid May, or as low as $285 for Tuesday flights around early December.


When to Fly to Buffalo

Flying from Las Vegas, NV (LAS) to Buffalo, NY (BUF) will usually cost between $285 to $640 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $292. Due to high demand the most expensive time to fly is mid May, with an average price of $641. Planning your trip to low-cost times can easily save you $349 on economy flights and even more on first-class flights. Generally, any price below $415 can be considered a good price for a round-trip LAS to BUF flight.

See below for a graph of average weekly prices for the LAS to BUF route. All prices are for round-trip tickets in USD.

LAS to BUF Flight Prices

Compared to other flights, the LAS to BUF flight is much cheaper than the average and costs much less than the average flight leaving from Las Vegas. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $195 (36%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $344. Return trip prices are from the BUF to LAS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LAS to BUF can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 4 hour 33 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from LAS to BUF while comparing.

Destination alternative #1: Lester B. Pearson International Airport (YYZ) in Toronto

  • 68 miles (109 km) away from BUF
  • Usually 9.52% less expensive than BUF
  • Nonstop flights available

See LAS to YYZ flights

Destination alternative #2: Syracuse Hancock International Airport (SYR) in Syracuse, NY

  • 133 miles (214 km) away from BUF
  • Usually 8.31% less expensive than BUF
  • 1-layover flights available

See LAS to SYR flights

Destination alternative #3: Greater Rochester International Airport (ROC) in Rochester, NY

  • 55 miles (89 km) away from BUF
  • Usually 2.29% less expensive than BUF
  • 1-layover flights available

See LAS to ROC flights

Destination alternative #4: Williamsport Regional Airport (IPT) in Williamsport, PA

  • 150 miles (241 km) away from BUF
  • Usually 6.51% less expensive than BUF
  • 1-layover flights available

See LAS to IPT flights

Destination alternative #5: Erie International/Tom Ridge Field Airport (ERI) in Erie, PA

  • 94 miles (151 km) away from BUF
  • Usually 0.48% less expensive than BUF
  • 1-layover flights available

See LAS to ERI flights


Flight Questions Answered

Still have questions about flying from LAS to BUF? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Alaska, American, China Eastern, Delta, Emirates, Frontier, Hawaiian, JetBlue, Qatar Airways, Singapore Airlines, Southwest, United, and potentially more during busy seasons.

How far away is it from Buffalo Niagara International Airport to McCarran International Airport?

The distance between the two airports is roughly 1982 miles or 3190 kilometers.

How long does it take to fly from LAS to BUF?

The real-world flight time for a nonstop LAS to BUF flight is about 4 hour 33 minutes.

How many flights go between Las Vegas, NV and Buffalo, NY?

It depends on the day of the week and the date, but a typical day might have around 91 available flights from LAS to BUF.


Airport Location Info


Departing Airport

Origination codeLAS
Origination airport nameMcCarran International Airport
CityLas Vegas, NV
Countrythe United States

Return Airport

Destination codeBUF
Destination airport nameBuffalo Niagara International Airport
CityBuffalo, NY
Countrythe United States


Late and Early Flight Data

Flights from LAS to BUF tend to depart much later than the average flight. According to our recently updated data, 52% of flights departed 5 or more minutes late, and 6% of flights left 5 or more minutes early. On average you can expect to leave BUF heading for LAS about 9 minutes late. This does significantly impact arrival time, as the average landing time in Buffalo, NY is about 6 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Southwest: 9 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.