Cheap flights from Dallas to Knoxville from $86

The month of April is, on average, the cheapest month to fly to Knoxville from Dallas, with most prices found around $405. If you aren’t able to travel during the month of April, then book flights to Knoxville from Dallas during July instead. Flights to Knoxville in July, while not as cheap as those in April, still average around $412.

The cheapest day to depart from Dallas to Knoxville is on a Wednesday. Travelers who choose to depart for Knoxville on a Wednesday will often find tickets for as low as $407. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Dallas to Knoxville for around $510.

At noon is the cheapest time of day to fly from Dallas to Knoxville when you can find flight prices for as low as $426. 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 afternoon when prices are around $483.

Fly from Dallas Love Field to Knoxville McGhee Tyson for the best Dallas - Knoxville McGhee Tyson flight prices

You are more likely to see cheaper flights to Knoxville from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $436 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Dallas for as low as $363 on momondo.

There are 3 cabin classes available to choose from on Dallas 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.

Southwest and United Airlines are the most popular carriers operating from Dallas to Knoxville McGhee Tyson

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Knoxville from Dallas according to our data. American Airlines is the first choice among our users, with 92% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 3 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.

As of February 2026, 14 flights take off from Dallas and land in Knoxville each day. The most common flight departure time for this route is 12:00PM, with 62% of daily flights taking off in the afternoon.

The number of flights available between Dallas and Knoxville is 99 per week as of February 2026. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.