Cheap flights from Texas to Knoxville from $44

The month of August is, on average, the cheapest month to fly to Knoxville from Texas, with most prices found around $39. If you aren’t able to travel during the month of August, then book flights to Knoxville from Texas during September instead. Flights to Knoxville in September, while not as cheap as those in August, still average around $41.

The cheapest day to depart from Texas to Knoxville is on a Wednesday. Travelers who choose to depart for Knoxville on a Wednesday will often find tickets for as low as $380. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Texas to Knoxville for around $503.

In the morning is the cheapest time of day to fly from Texas to Knoxville when you can find flight prices for as low as $422. Flying to Knoxville in the morning 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 afternoon when prices are around $473.

Fly from Houston Hobby to Knoxville McGhee Tyson for the best Texas - Knoxville McGhee Tyson flight prices

You are more likely to see cheaper flights to Knoxville from Texas when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $420 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Texas for as low as $356 on momondo.

Allegiant Air, Frontier, and Southwest are the most popular carriers operating from Texas to Knoxville McGhee Tyson

American Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to Knoxville from Texas according to our data. American Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 6 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.

The number of flights available between Texas and Knoxville is 22 per day as of May 2026. The most frequent departure time is 8:00PM, with 39% of daily flights leaving in the afternoon.

The number of flights available between Texas and Knoxville is 156 per week as of May 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.