Flight tickets from Las Vegas to Knoxville

Compare Las Vegas to Knoxville flight deals

Find the cheapest month or even day of the year to fly to Knoxville

Book the best Knoxville fare with no extra fees

Flight deals from Las Vegas to Knoxville

Looking for a cheap last-minute deal or the best return flight from Las Vegas to Knoxville Airport? If you want to travel next month, return fares start from ₹ 21,773. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Las Vegas to Knoxville

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

Direct flights from Las Vegas to Knoxville

Las Vegas to Knoxville: Alternative routes

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

Las Vegas to Knoxville: Flight information

The things to know before you go.
Cheapest flight found₹ 6,231
Cheapest month to flySeptember
Average flight time3 hrs, 54 mins
Most popular airlineAllegiant Air
Average flights per week3

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

The best price we found for a return flight from Las Vegas to Knoxville is ₹ 13,843. 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.
3 hours and 54 minutes is the average flight time from Las Vegas to Knoxville.
Allegiant Air and Sun Country Airlines fly direct from Las Vegas to Knoxville.
As of May 2026, there are 3 flights per week flying from Las Vegas to Knoxville.
The cheapest month to fly from Las Vegas to Knoxville is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to Knoxville Airport on Friday, 21 August 2026.
Yes – the average flight time is 3 hours and 54 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 Knoxville 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 Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Knoxville is Allegiant Air .

Flying from Las Vegas to Knoxville McGhee Tyson Airport (TYS): What you need to know

  • Las Vegas's main airport is Las Vegas Harry Reid International Airport (LAS). Explore your departure options from this terminal when booking your flights from Las Vegas to Knoxville McGhee Tyson Airport (TYS).

  • Around 3 hours 50 minutes is how long you can expect to be travelling on a direct Las Vegas to Knoxville McGhee Tyson Airport flight.

  • Knoxville McGhee Tyson Airport is located in Knoxville. The city runs on the UTC-5 timezone and is three hours ahead of Las Vegas.

  • Your flight from Las Vegas to TYS won't wait if you're running late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • With more travellers during busy months like March, get to the terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will allow for extra wait times. Remember things also get busy during major holidays like Fourth of July.

Airports in Las Vegas

Las Vegas Harry Reid International Airport (LAS)

  • Las Vegas Harry Reid International Airport (LAS) is a convenient option for travelling directly to your destination. Nonstop flights from Las Vegas to Knoxville McGhee Tyson Airport (TYS) operate out of this terminal.

  • You can book a direct flight from Las Vegas to Knoxville McGhee Tyson Airport with Allegiant Air. This top carrier operates services from LAS.

  • Allegiant Air sees the most traveller bookings for flights from LAS to TYS.

  • Allegiant Air ranks highest for on-time performance. An impressive 88.89% of its departures on this route land as scheduled.

  • Located around 8 kilometres from central Las Vegas, LAS can be reached in about 10 minutes by car, depending on traffic. The journey on public transport will take roughly 25 minutes.

  • Searching for a convenient hotel near Las Vegas Harry Reid International Airport? If you've booked an early flight from Las Vegas to Knoxville McGhee Tyson Airport, these stays will have you sleeping moments from your check-in counter:

  • When it comes to Las Vegas Harry Reid International Airport's on-time performance, 79% of flights meet their scheduled arrival time.

  • The address for LAS is 5757 Wayne Newton Boulevard.

About Knoxville McGhee Tyson Airport (TYS)

  • The last thing you need is a long journey to your hotel if you're getting in late on a flight from Las Vegas to Knoxville McGhee Tyson Airport. Get comfy at one of these accommodation options near TYS instead:

  • Booking your vehicle around three weeks in advance of your Las Vegas to Knoxville McGhee Tyson Airport flight can help you lock in a great deal.

  • TYS is located at 2055 Alcoa Highway.

Getting from Knoxville McGhee Tyson Airport (TYS) to central Knoxville

  • Knoxville McGhee Tyson Airport is around 24 kilometres from central Knoxville. It takes around 25 minutes or so to drive to the city.

  • It takes roughly 50 minutes if you're travelling on public transport.

How to find the cheapest flights from Las Vegas to Knoxville McGhee Tyson Airport (TYS)

  • The cheapest price we've found for a one-way ticket from Las Vegas to Knoxville McGhee Tyson Airport is ₹ 6,218. For a return flight on this route, the best price is ₹ 13,814. Depending on the availability when you book, these fares can change.

  • Get your hands on cheap flights from Las Vegas to TYS by booking four months ahead. Based on our research, that's the ideal time frame for landing a bargain.

  • September is when you're most likely to land a good deal on a Las Vegas to Knoxville McGhee Tyson Airport ticket. If you'd like to travel during a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Locking in a cheap plane ticket from Las Vegas to TYS is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll notify you when the price has dropped.

  • Find the best deal on a flight from Las Vegas to Knoxville McGhee Tyson Airport with the help of the filters. Choose your ideal departure and arrival times, number of stops and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest.'

The best time to fly from Las Vegas to Knoxville McGhee Tyson Airport (TYS)

  • It's time to work out when to book your flight from Las Vegas to Knoxville McGhee Tyson Airport (TYS). June is the busiest month to visit Knoxville. If you're all about a more relaxed kind of trip, think about going in January.

  • The warmest month in Knoxville is July, with temperatures ranging between 17ºC and 32ºC. Book your Las Vegas to TYS plane ticket then if that's your definition of good weather.

  • Look for cheap tickets from Las Vegas to Knoxville McGhee Tyson Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC and 11ºC.

More about Knoxville

Explore more of the United States

  • Knoxville is always a good idea, but there are so many other corners of the United States you should also see. Around 290 kilometres east of Knoxville, a trip to Charlotte will keep you on the move. Start with popular sights like Bechtler Museum of Modern Art, Discovery Place and NASCAR Hall of Fame.

  • Around 257 kilometres west of Knoxville, Nashville is another favourite stop in the United States. Experience major highlights starting with Grand Ole Opry, Country Music Hall of Fame and Museum and The Johnny Cash Museum.

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