Cheap flights from Buffalo to Las Vegas from $133

The month of February is, on average, the cheapest month to fly to Las Vegas from Buffalo, with most prices found around $345. The month of August is another great option to travel to Las Vegas, with average flight prices from Buffalo averaging around $377.

Our data shows that Sunday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $535. Flights from Buffalo to Las Vegas on a Tuesday will generally be more expensive and average around $604. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Las Vegas is in the afternoon when flights can be purchased for as low as $528. Flights to Las Vegas are more costly at noon, with an average ticket price of $655. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Buffalo to Las Vegas Harry Reid Intl for the best Buffalo - Las Vegas Harry Reid Intl flight prices

You are more likely to see cheaper flights to Las Vegas from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $411 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Buffalo for as low as $391 on momondo.

There is only 1 cabin class available to choose from on Buffalo to Las Vegas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, Delta, and American Airlines are the most popular carriers operating from Buffalo to Las Vegas Harry Reid Intl

Southwest, American Airlines and United Airlines are the top three most popular airlines that fly to Las Vegas from Buffalo according to our data. Southwest is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 6 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

Chicago (ORD) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Atlanta (ATL) offer the lowest average round-trip price of $285.

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 6h 31m.

Denver (DEN) has the shortest average layover time for this route: 0h 45m.

As of November 2026, 1 flights take off from Buffalo and land in Las Vegas each day. The most common flight departure time for this route is 6:00AM, with 55% of daily flights taking off at noon.

As of November 2026, there are 8 flights per week flying from Buffalo to Las Vegas. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.