Cheap flights from Las Vegas to Knoxville from $89
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Knoxville departing on 6/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Las Vegas to Knoxville
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Allegiant Air flights from Las Vegas to Knoxville
Our best Allegiant Air deals on Las Vegas to Knoxville flight tickets
American Airlines flights from Las Vegas to Knoxville
Our best American Airlines deals on Las Vegas to Knoxville flight tickets
See travel insights to Knoxville from
How to get the cheapest flight ticket from Las Vegas to Knoxville
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Knoxville?
The month of August is, on average, the cheapest month to fly to Knoxville from Las Vegas, with most prices found around $274. If you aren’t able to travel during the month of August, then book flights to Knoxville from Las Vegas during April instead. Flights to Knoxville in April, while not as cheap as those in August, still average around $283.
What is the cheapest day to depart on your flight to Knoxville?
The cheapest day to depart from Las Vegas to Knoxville is on a Tuesday. Travelers who choose to depart for Knoxville on a Tuesday will often find tickets for as low as $174. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Las Vegas to Knoxville for around $289.
What is the cheapest time of day to depart on your flight to Knoxville?
At noon is the cheapest time of day to fly from Las Vegas to Knoxville when you can find flight prices for as low as $181. Flying to Knoxville at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the evening when prices are around $313.
What is the cheapest Las Vegas Harry Reid Intl to Knoxville McGhee Tyson flight route?
Fly from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson for the best Las Vegas Harry Reid Intl - Knoxville McGhee Tyson flight prices
How far in advance should I book a flight to Knoxville?
You are more likely to see cheaper flights to Knoxville from Las Vegas when booking 3 weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $326 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Las Vegas for as low as $236 on momondo.
What cabin class options are available on Las Vegas Harry Reid Intl to Knoxville McGhee Tyson flights?
There are 1 cabin classes available to choose from on Las Vegas Harry Reid Intl to Knoxville McGhee Tyson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson?
Allegiant Air, Delta, and United Airlines are the most popular carriers operating from Las Vegas Harry Reid Intl to Knoxville McGhee Tyson
What airlines fly to Knoxville?
American Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Knoxville from Las Vegas according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 5 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.
How many flights depart from Las Vegas to Knoxville on average per week?
As of April 2025, there are 5 flights per week flying from Las Vegas to Knoxville. The most common day of the week flights depart is Mon, with 40% of flights taking off on this day.
When to book flights from Las Vegas to Knoxville
Cheap Las Vegas to Knoxville (LAS to TYS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Knoxville
How far is Las Vegas Harry Reid Intl to Knoxville McGhee Tyson by plane?
Las Vegas Harry Reid Intl and Knoxville McGhee Tyson are 1734.7 mi apart from one another. A reasonable flight in good conditions will take 3h 53m.
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Knoxville McGhee Tyson Airport?
Prices for flights from Las Vegas Harry Reid Intl Airport to Knoxville McGhee Tyson Airport are updated daily.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Knoxville McGhee Tyson Airport?
As of April 2025, there are 5 operators available to choose from for flights from Las Vegas Harry Reid Intl Airport to Knoxville McGhee Tyson Airport.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Knoxville McGhee Tyson Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Knoxville McGhee Tyson Airport.
What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?
The necessary travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Las Vegas to Knoxville?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Las Vegas to Knoxville is Airbus A320-100/200 (73.33% of total bookings). The next most popular plane models are Airbus A320neo (4.44%), Airbus A319 (4.44%), and Airbus A321 (sharklets) (4.44%).
What is the most popular airline from Las Vegas to Knoxville?
momondo data reveals that the most frequently booked airline on the route from Las Vegas to Knoxville is American Airlines, representing 36% of all bookings. The subsequent popular airlines are Allegiant Air at 28%, Delta at 24%, and United Airlines at 8%.
Best airlines flying from Las Vegas to Knoxville
Compare and see reviews for airlines that fly from Las Vegas to Knoxville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $127 | Free Cancellation | Rating 5.9 3,287 reviews | |||
| PriceFrom $139 | Free Cancellation | Rating 7.3 734 reviews | |||
| PriceFrom $228 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $240 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $264 | Free Cancellation | Rating 7.4 8,696 reviews |
United Airlines Flights From Las Vegas to Knoxville
United Airlines flight deals from Las Vegas to Knoxville start from $264 round-trip. Over the 3 United Airlines flights for this route in a normal week, average airfare is usually $402 round-trip - but some users have found much cheaper deals with momondo.
Allegiant Air Flights From Las Vegas to Knoxville
The best Allegiant Air deal for Las Vegas to Knoxville flight tickets found on momondo in the last 72 hours was $139, round-trip. It should be noted that an average Allegiant Air flight deal for this route in this time was higher, at $229 round-trip. Allegiant Air operates 2 flights out of Las Vegas into Knoxville in an average week, so prices vary by time and availability. 734 Allegiant Air reviews by users on momondo have scored the airline at 7.3/10.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Las Vegas to Knoxville?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Las Vegas to Knoxville for you.
Can I find flights from Las Vegas to Knoxville with flexible booking policies on momondo?
All flight searches from Las Vegas to Knoxville on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Las Vegas to Knoxville?
Once all potential Las Vegas to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Las Vegas to Knoxville right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Knoxville, momondo offers a useful price alert feature which will track prices for flights to Knoxville from Las Vegas and alert you when they change.