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Cheap Flights from Dallas to Knoxville

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RatePunk searches hundreds of travel sites at once for deals on flights to Knoxville

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Dallas to Knoxville

Explore current cheapest deals departing from Dallas to Knoxville

Round trip

Sort by: Cheapest

September 22 - September 29

Cheapest

DAL - Knoxville

$350

$179

Round trip

October 21 - October 27

Cheapest

DFW - Knoxville

$200

$179

Round trip

September 9 - September 15

DAL - Knoxville

$338

$180

Round trip

October 27 - October 28

Best

DAL - Knoxville

$392

$180

Round trip

October 21 - October 29

DFW - Knoxville

$325

$196

Round trip

August 11 - August 13

Earliest

DAL - Knoxville

$312

$198

Round trip

August 12 - August 13

DAL - Knoxville

$312

$198

Round trip

August 15 - August 18

DFW - Knoxville

$174

$198

Round trip

August 15 - August 19

DFW - Knoxville

$174

$198

Round trip

September 22 - September 26

DAL - Knoxville

$355

$198

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Dallas to Knoxville

A typical journey from Dallas to Knoxville takes about 5h 18m, including connections. Given that most itineraries on this route involve at least one stop, this duration accounts for the time spent in transit and during layovers. The overall travel time reflects the need for connecting flights to reach Knoxville from Dallas.

For travelers seeking cheap flights from Dallas to Knoxville, fares typically range from $159–$246, with a median of $188. Right now, fares are near the typical level for this route. Approximately 43% of recent fares were classified as a good price, indicating that favorable deals are available for those who track prices.

The cheapest months to fly from Dallas to Knoxville are December, with a median fare of $157, and January, with a median of $159. April also offers competitive pricing, with a median fare of $186. Planning your trip during these months can help secure more economical travel options.

Most itineraries from Dallas to Knoxville connect at least once, as 0% of recent fares were for non-stop flights. When a connection is necessary, the typical number of stopovers is 1. This means you should expect to include at least one stop in your travel plans when flying this route.

The distance between Dallas and Knoxville is 1239 kilometers, classifying this as a short-haul route. This relatively short distance contributes to the overall travel time, even with the prevalence of connecting flights.

How much is a round trip from Dallas to Knoxville

Regular price: $238 - $399

Prices are currently below the regular range for flights from Dallas to Knoxville.

The regular price range for this route is between $238 and $399. The current lowest deal is $179 with Southwest Airlines, for travel from Sep 22-Sep 29.

now $179

Low $238

High $399

The cheapest time to fly from Dallas to Knoxville

The cheapest month to fly from DFW to TYS is December, with a median price of $157. The most expensive month is October, with a median price of $575. Prices are generally lower from January to December.

December

Cheapest

Flights from $157

October

Most Expensive

Flights from $575

Jan

Feb

Mar

Apr

May

Jul

Oct

Dec

Direct flights from Dallas to Knoxville

Southwest Airlines

Last-minute flights going from Dallas to Knoxville

Tue, Jul 7

⌛ Last-Minute

DFW - Knoxville

Dallas (DFW) - Knoxville (TYS)

Frontier Airlines

$349

$258

One-way

Tue, Jul 7

⌛ Last-Minute

DFW - Knoxville

Dallas (DFW) - Knoxville (TYS)

Deutsche Luft Hansa

$347

$293

One-way

Wed, Jul 8

⌛ Last-Minute

DFW - Knoxville

Dallas (DFW) - Knoxville (TYS)

Deutsche Luft Hansa

$331

$249

One-way

Wed, Jul 8

⌛ Last-Minute

DAL - Knoxville

Dallas (DAL) - Knoxville (TYS)

Southwest Airlines

$569

$292

One-way

Fri, Jul 10

⌛ Last-Minute

DFW - Knoxville

Dallas (DFW) - Knoxville (TYS)

Frontier Airlines

$344

$256

One-way

Mon, Jul 13

⌛ Last-Minute

DFW - Knoxville

Dallas (DFW) - Knoxville (TYS)

Frontier Airlines

$340

$257

One-way

Biggest price drops on these dates for flights from Dallas to Knoxville

2 nights

Oct 13 - Oct 15

$685 → $208

70%

6 nights

Oct 14 - Oct 20

$669 → $239

64%

3 nights

Nov 1 - Nov 4

$676 → $249

63%

5 nights

Nov 3 - Nov 8

$680 → $258

62%

Popular Airports to fly from Dallas to Knoxville

Dallas - Knoxville route insights

💸 Price insights

Recent fares are near the typical level

Recent fares from Dallas to Knoxville have been near the typical level of $188.

📅 Best time to fly

December is historically cheapest at $157

Historically, December has been the cheapest month to fly from Dallas to Knoxville, with a median price of $157.

⏱️ Flight duration

Connecting flights average 5h 18m

The typical flight duration for connecting flights from Dallas to Knoxville is 5 hours and 18 minutes.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights make up 100% of deals, with a median of 1 stopover.

🏆 Airline highlight

Southwest Airlines offers deals on this route

Southwest Airlines has offered deals for flights from Dallas to Knoxville.

🎯 Booking tip

Deals are rare for this route

Deals from Dallas to Knoxville are rare, with about 0.1 deals per day historically.

Dallas main airports to depart from

Dallas/Fort Worth International (DFW)

Cheapest

Dallas/Fort Worth International is a convenient option for flights from Dallas to Knoxville.

📍 ~30 km from city center (reachable by car or bus)

💸 Flights from ~$179

Dallas Love Field (DAL)

Dallas Love Field offers another departure choice for your trip from Dallas to Knoxville.

📍 ~10 km from city center (reachable by car or bus)

💸 Flights from ~$179

Knoxville main airports to arrive at

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport is ideal for direct access to Knoxville and the surrounding East Tennessee area.

📍 ~20 km from Knoxville city center (reachable by car)

💸 Flights from ~$179

Airports nearby Knoxville used as alternative

Nashville International (BNA)

Consider Nashville International for significantly more direct domestic and international flight options and competitive pricing.

📍 ~240 km from Knoxville (reachable by car)

💸 Flights from ~$138

Hartsfield–Jackson Atlanta International (ATL)

Cheapest

Hartsfield–Jackson Atlanta International offers unparalleled global connectivity and is a primary hub for Delta Air Lines.

📍 ~250 km from Knoxville (reachable by car)

💸 Flights from ~$71

Charlotte Douglas International (CLT)

Charlotte Douglas International is a major American Airlines hub providing extensive East Coast and international connections.

📍 ~250 km from Knoxville (reachable by car)

💸 Flights from ~$108

Greenville–Spartanburg International (GSP)

Greenville–Spartanburg International is a larger regional airport that often features lower fares than TYS or AVL.

📍 ~180 km from Knoxville (reachable by car)

💸 Flights from ~$229

Asheville Regional (AVL)

Asheville Regional is the geographically closest alternative airport to Knoxville, useful for specific low-cost carrier routes.

📍 ~100 km from Knoxville (reachable by car)

💸 Flights from ~$198

Business & First Class Flight Deals to Knoxville

48% AI deal score

$1,168

$1,157

Save $11

Frequently Asked Questions About Flights to Knoxville

To find more affordable flights, consider being flexible with your travel dates and times. Using flight comparison sites can help you compare prices from various airlines and online travel agencies. Sometimes, booking in advance or looking at flights during off-peak seasons may also lead to better deals.

Booking flights in advance often provides more options and potentially lower prices. However, prices can fluctuate, so monitoring fares over time may be beneficial. There isn't a single best time, as it can depend on various factors including demand and seasonality.

Comparing nearby airports can sometimes uncover more affordable flight options or different schedules. While it might add to your ground travel, the potential savings on airfare could be significant. Always weigh the cost and convenience of traveling to and from alternative airports.

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Cheap Flights from Dallas to Knoxville

Today’s best flight deals from Dallas to Knoxville

Unlock all 500+ flight deals to Knoxville and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Dallas to Knoxville

How much is a round trip from Dallas to Knoxville

The cheapest time to fly from Dallas to Knoxville

Direct flights from Dallas to Knoxville

Last-minute flights going from Dallas to Knoxville

Biggest price drops on these dates for flights from Dallas to Knoxville

Popular Airports to fly from Dallas to Knoxville

Dallas - Knoxville route insights

Recent fares are near the typical level

December is historically cheapest at $157

Connecting flights average 5h 18m

Connecting flights are dominant on this route

Southwest Airlines offers deals on this route

Deals are rare for this route

Dallas main airports to depart from

Knoxville main airports to arrive at

Airports nearby Knoxville used as alternative

Business & First Class Flight Deals to Knoxville

Best Elite deals to Knoxville

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Frequently Asked Questions About Flights to Knoxville

How can I find cheap flights from Dallas to Knoxville?

How can I find cheap flights from Dallas to Knoxville?

When should I book flights from Dallas to Knoxville?

When should I book flights from Dallas to Knoxville?

Should I compare nearby airports for flights from Dallas to Knoxville?

Should I compare nearby airports for flights from Dallas to Knoxville?

Are direct flights from Dallas to Knoxville always the best option?

Are direct flights from Dallas to Knoxville always the best option?

Can flexible travel dates help on Dallas to Knoxville flights?

Can flexible travel dates help on Dallas to Knoxville flights?

What extra costs should I check before booking Dallas to Knoxville flights?

What extra costs should I check before booking Dallas to Knoxville flights?

Related routes

Consider alternative routes from Dallas