Cheap Flights from Cincinnati to Las Vegas

Compare Cincinnati to Las Vegas flight deals

Find the cheapest month or even day of the year to fly to Las Vegas

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Flight deals from Cincinnati to Las Vegas

Looking for a cheap last-minute deal or the best return flight from Cincinnati to Las Vegas? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cincinnati to Las Vegas

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

Direct flights from Cincinnati to Las Vegas

Alternative Cincinnati to Las Vegas routes

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

Cincinnati to Las Vegas: Flight information

The things to know before you go.
Cheapest flight foundC$63
Cheapest month to flyNovember
Average flight time4 hrs, 24 mins
Most popular airlineAllegiant Air
Average flights per week23

Finding cheap flights from Cincinnati to Las Vegas: Frequently asked questions

There are 4 airports in Las Vegas: Las Vegas North Air Terminal, Las Vegas Harry Reid International, Las Vegas Henderson Sky Harbor, and Boulder City Municipal.
The best price we found for a return flight from Cincinnati to Las Vegas is C$138. 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 24 minutes is the average flight time from Cincinnati to Las Vegas.
Allegiant Air, Frontier Airlines and Volaris fly direct from Cincinnati to Las Vegas.
As of September 2025, there are 23 flights per week flying from Cincinnati to Las Vegas.
The cheapest month to fly from Cincinnati to Las Vegas is usually January.
If you're flying from Cincinnati, the cheapest airport near Las Vegas is Las Vegas Harry Reid International – which is 4.3 km away from the centre of Las Vegas. We've found flights into this airport from C$138.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Cincinnati to Las Vegas on Saturday, January 3, 2026.
Yes – the average flight time is 4 hours and 24 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 September, the average temperature is usually around 25°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.
The cheapest airline that flies to Las Vegas is Allegiant Air .

Flying from Cincinnati to Las Vegas: what you need to know

  • Cincinnati's main airport is Cincinnati/Northern Kentucky Airport (CVG). Check out your options for leaving from this base when searching for flights from Cincinnati to Las Vegas.

  • Harry Reid Airport (formerly McCarran Airport) (LAS) is the primary hub in Las Vegas.

  • The average length of a direct flight from Cincinnati to Las Vegas is 4 hours 17 minutes. Las Vegas's timezone is UTC-7, making Las Vegas 3 hours behind Cincinnati.

  • Cincinnati/Northern Kentucky Airport (CVG) to Harry Reid Airport (formerly McCarran Airport) Airport (LAS) is the most traveled route that connects these two cities. There are 17 weekly departures to choose from. If you prefer starting your day later, the last flight from Cincinnati to Las Vegas is with Frontier Airlines at 15:04. Opt for the first CVG to LAS departure operated by Delta Air Lines at 07:00 to maximize your time in Las Vegas.

  • To ensure you catch your flight from Cincinnati to Las Vegas, allow plenty of time to check in and find your gate. Turning up two hours before international departures and an hour before domestic flights is the standard rule.

  • Delays at check-in and security are more likely if you're flying during high season, so give yourself some extra breathing room. A good rule of thumb for peak times? Get there up to four hours early for international flights and at least two hours for domestic departures.

  • Once you've found cheap flights from Cincinnati to Las Vegas, get your documents ready. A passport or visa isn't needed since you're flying within United States. As long as you have another valid proof of identity, like an ID card or driver's licence, you're good to go.

Flying from Cincinnati

Cincinnati/Northern Kentucky Airport (CVG)

  • If you're searching for a direct flight from Cincinnati to Las Vegas, you can leave from Cincinnati/Northern Kentucky Airport (CVG). Fly from CVG to Harry Reid Airport (formerly McCarran Airport) Airport (LAS) without any stops.

  • If you plan to leave from CVG, you can take a direct flight from Cincinnati to Las Vegas with Delta Air Lines.

  • We make it simple to find a flight from Cincinnati to Las Vegas that includes a stopover. To see your options departing from Cincinnati/Northern Kentucky Airport, deselect 'Direct flights only.' Then, simply select a flight with a stop long enough to tour the city of your choice. Major stopovers include:

    • Phoenix Sky Harbour International Airport (PHX)

    • Salt Lake City International Airport (SLC)

    • Denver International Airport (DEN)

  • Located around 21 kilometres from central Cincinnati, CVG can be reached in approximately 18 minutes by car (depending on traffic). The same journey on public transport takes roughly 38 minutes.

Arriving in Las Vegas

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

  • Harry Reid Airport (formerly McCarran Airport) Airport (LAS) to central Las Vegas is roughly 19 kilometres. It takes about 15 minutes to reach the centre driving.

  • If you're travelling on public transport, expect a journey time of roughly 1 hour.

  • Reserve a hotel close to LAS if you have a late flight from Cincinnati to Las Vegas. Check in to one of these options and avoid the hassle of a long transfer:

How to find the cheapest flights from Cincinnati to Las Vegas

  • Right now, C$63 is the best price we've seen for a one-way ticket from Cincinnati to Las Vegas. The cheapest price for a return flight is C$138. Remember fares may change due to demand at the time of booking.

  • Book 2 months before you travel. After looking at the numbers on our calendar, this is how far you'll want to book ahead to find cheap flights from Cincinnati to Las Vegas.

  • October is the cheapest month for tickets from Cincinnati to Las Vegas. If you'd like to travel at a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • Getting a cheap ticket from Cincinnati to Las Vegas couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as there's a better deal.

  • Use filters to tailor your flights from Cincinnati to Las Vegas. Pick your preferred departure and arrival times, number of stops and airlines. Or sort your results by 'Cheapest' to see the best deals.

Best time to go to Las Vegas

  • October is the busiest month for flights from Cincinnati to Las Vegas. To steer clear of the crowds, visit Las Vegas in May.

  • Before you book a flight from Cincinnati to Las Vegas, consider the kind of weather you enjoy. July is the warmest month in Las Vegas, with temperatures ranging from 23ºC to 42ºC.

  • For cooler conditions, book a cheap ticket from Cincinnati to Las Vegas in January when temperatures average between -1ºC and 13ºC.

More about Las Vegas

  • Start your Las Vegas trip right by choosing the ideal place to stay. Once you've booked your flight from Cincinnati to Las Vegas, check out our range of hotels including:

  • Las Vegas Strip and Fountains of Bellagio are just two of the major attractions to put on your Las Vegas to-do list. Keep the adventure rolling by checking out Fremont Street Experience.

Complete your Las Vegas trip with a car rental

  • Explore our lineup of car rentals once you've locked in your hotel and cheap flight from Cincinnati to Las Vegas. Whether you're after a compact ride, roomy sedan or anything in between, you can easily compare companies in one go to get the best deal.

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