Cheap flights from Cincinnati to Las Vegas from $55

The month of January is, on average, the cheapest month to fly to Las Vegas from Cincinnati, with most prices found around $255. The month of August is another great option to travel to Las Vegas, with average flight prices from Cincinnati averaging around $257.

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 $234. Flights from Cincinnati to Las Vegas on a Saturday will generally be more expensive and average around $347. 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 at noon when flights can be purchased for as low as $228. Flights to Las Vegas are more costly in the morning, with an average ticket price of $351. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Cincinnati Cinci./N. Kentucky to Las Vegas Harry Reid Intl for the best Cincinnati Cinci./N. Kentucky - Las Vegas Harry Reid Intl flight prices

You are more likely to see cheaper flights to Las Vegas from Cincinnati when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $313 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Cincinnati for as low as $257 on momondo.

There are 4 cabin classes available to choose from on Cincinnati to Las Vegas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 8% on your flight if you consider stops on a Cincinnati to Las Vegas flight.

As of November 2026, prices for Cincinnati to Las Vegas flights are approximately 31% more expensive when compared to flights at the same time last year.

Frontier, Southwest, and Delta are the most popular carriers operating from Cincinnati Cinci./N. Kentucky to Las Vegas Harry Reid Intl

Frontier, Delta and Southwest are the top three most popular airlines that fly to Las Vegas from Cincinnati according to our data. Frontier is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Las Vegas. Keep in mind that there are 8 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Cincinnati and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 130 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Allegiant Air have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.