Cheap Flights to Knox County from $39 (2026/2027)

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A mountainous landscape with dense forests and a rocky cliff.

Barbourville

Flights
Barbourville

How Much Does it Cost To Fly To Knox County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Fri, Aug 7 - Mon, Aug 10
SFB
Orlando Sanford Intl.
TRI
Tri-Cities Regional
$78 Roundtrip, found 1 hour ago
$78
Roundtrip
found 1 hour ago
Select Allegiant Air flight, departing Fri, Aug 7 from Orlando Sanford Intl. to Tri-Cities Regional, returning Mon, Aug 10, priced at $78 found 1 hour ago
Sat, Aug 15 - Mon, Aug 17
SFB
Orlando Sanford Intl.
TYS
McGhee Tyson
$78 Roundtrip, just found
$78
Roundtrip
just found
Select Allegiant Air flight, departing Sat, Aug 15 from Orlando Sanford Intl. to McGhee Tyson, returning Mon, Aug 17, priced at $78 just found
Fri, Aug 28 - Mon, Aug 31
PHL
Philadelphia Intl.
TYS
McGhee Tyson
$78 Roundtrip, found 16 hours ago
$78
Roundtrip
found 16 hours ago
Select Allegiant Air flight, departing Fri, Aug 28 from Philadelphia Intl. to McGhee Tyson, returning Mon, Aug 31, priced at $78 found 16 hours ago
Wed, Aug 12 - Sat, Aug 15
FLL
Fort Lauderdale - Hollywood Intl.
TYS
McGhee Tyson
$86 Roundtrip, just found
$86
Roundtrip
just found
Select Allegiant Air flight, departing Wed, Aug 12 from Fort Lauderdale - Hollywood Intl. to McGhee Tyson, returning Sat, Aug 15, priced at $86 just found
Sat, Sep 5 - Sun, Sep 6
BOS
Logan Intl.
TYS
McGhee Tyson
$87 Roundtrip, found 1 day ago
$87
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Sat, Sep 5 from Logan Intl. to McGhee Tyson, returning Sun, Sep 6, priced at $87 found 1 day ago
Thu, Dec 3 - Sun, Dec 6
FLL
Fort Lauderdale - Hollywood Intl.
LEX
Blue Grass
$93 Roundtrip, found 2 days ago
$93
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Thu, Dec 3 from Fort Lauderdale - Hollywood Intl. to Blue Grass, returning Sun, Dec 6, priced at $93 found 2 days ago
Fri, Jan 22 - Mon, Jan 25
EWR
Newark Liberty Intl. Airport
TYS
McGhee Tyson
$95 Roundtrip, found 1 day ago
$95
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Fri, Jan 22 from Newark Liberty Intl. Airport to McGhee Tyson, returning Mon, Jan 25, priced at $95 found 1 day ago
Sat, Oct 3 - Sat, Oct 10
SFB
Orlando Sanford Intl.
LEX
Blue Grass
$98 Roundtrip, found 1 day ago
$98
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Sat, Oct 3 from Orlando Sanford Intl. to Blue Grass, returning Sat, Oct 10, priced at $98 found 1 day ago
OriginDestinationTravel DatesFlights From*
PHLAlcoaAugust 24 to August 31$78
PIELexingtonAugust 6 to August 10$92
FLLLexingtonAugust 13 to August 16$95
DALAlcoaAugust 17 to August 20$179
LAXAlcoaAugust 10 to August 17$275
PHLBlountvilleSeptember 24 to September 29$289
MSYLexingtonSeptember 26 to September 28$302
FLLBlountvilleSeptember 11 to September 15$309
IAHLexingtonSeptember 14 to September 24$309
LAXLexingtonAugust 12 to August 15$343
LAXBlountvilleSeptember 22 to September 29$369
DALBlountvilleSeptember 8 to September 15$394
DALLexingtonAugust 11 to August 18$425
TTNLexingtonSeptember 21 to September 26$461
FCOLexingtonAugust 26 to September 2$933
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PIEAlcoaJuly 18 to July 23$104
FLLAlcoaJuly 18 to July 23$163
PHLAlcoaJuly 19 to August 31$171
PIELexingtonJuly 18 to July 25$213
FLLLexingtonJuly 18 to July 25$231
IAHAlcoaJuly 18 to July 20$448
MCOAlcoaJuly 19 to July 25$527
DFWAlcoaJuly 18 to July 20$588
MSYAlcoaJuly 19 to July 20$627
DFWLexingtonJuly 18 to July 25$646
LAXAlcoaJuly 19 to July 24$820
MCOLexingtonJuly 19 to July 23$856
LAXLexingtonJuly 19 to July 22$883
*Prices include taxes and fees

Best Knox County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
River Terrace Resort & Convention Center
3.5-star property

River Terrace Resort & Convention Center

Aug 21 - Aug 24

3 night stay

Austin (AUS) to Knoxville (TYS)

American Airlines • Non-stop • Coach

Knoxville (TYS) to Austin (AUS)

Southwest Airlines • Non-stop • Coach
Price was $738, price is now $510 per person
$510
per person
found 19 hours ago
Laurel Point Resort
2.5-star property

Laurel Point Resort

Oct 7 - Oct 11

4 night stay

Philadelphia (PHL) to Knoxville (TYS)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $1,077, price is now $715 per person
$715
per person
found 19 hours ago
The Lodges at the Great Smoky Mountains
4.0-star property

The Lodges at the Great Smoky Mountains

Jul 31 - Aug 3

3 night stay

Chicago (ORD) to Knoxville (TYS)

American Airlines • Roundtrip • Coach
Price was $816, price is now $595 per person
$595
per person
found 1 day ago
Don't see what you're looking for?
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Travelers ❤️ These Knox County 🏨

Super 8 by Wyndham Corbin/London KY

Super 8 by Wyndham Corbin/London KY

2 out of 5
171 W Cumberland Gap Pkwy Corbin KY
Book a stay at this business-friendly hotel in Corbin. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular attractions Trolley Park and McBurney Manor Park are located nearby.
7/10 Good! (636 reviews)
"Had to leave the one in the town below it and when we walked in everything was clean and the bed even had sheets on it."

Reviewed on Jun 14, 2026

Opens in a new windowSuper 8 by Wyndham Corbin/London KY
Quality Inn

Quality Inn

2.5 out of 5
1476 S US Highway 25E Barbourville KY
Stay at this hotel in Barbourville. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Thompson Park and Knox Historical Museum are located nearby.
Opens in a new windowQuality Inn
Country Inn & Suites by Radisson, London, KY

Country Inn & Suites by Radisson, London, KY

2.5 out of 5
2035 Highway 192 West London KY
Book a stay at this business-friendly hotel in London. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Laurel County Public Library and London Wellness Park are located nearby.
8/10 Very Good! (1,009 reviews)
"Great location, breakfast was good, everything was clean. You could smell the remnants of people’s pets"

Reviewed on Jul 15, 2026

Opens in a new windowCountry Inn & Suites by Radisson, London, KY
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Cumberland Falls State Resort Park

Cumberland Falls State Resort Park

3.5 out of 5
7351 Hwy. 90 Williamsburg KY
Stay at this hotel in Williamsburg. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the breakfast and the restaurant in our reviews. Popular attractions Cumberland Falls and Cumberland Falls State Park are located nearby.
8.4/10 Very Good! (1,001 reviews)
"Comfortable and close to falls and pool"

Reviewed on Jul 15, 2026

Opens in a new windowCumberland Falls State Resort Park
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Knox County?
Based on prices found over the last seven days on Travelocity, a roundtrip flight to Knox County started at as little as $78. If you're flexible with your dates, it will be easy to land a great bargain. This price was available on Travelocity for flights to Knox County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Knox County?
Work out your travel dates and then jet away with one of the 15 airlines that operate flights to Knox County. Secure a seat with the well-known carrier, American Airlines. It has around 541 flights each month to Barbourville, Knox County's gateway city, so finding the right fare should be a breeze.
What is the cheapest month to fly to Knox County?
For your best chance at snapping up a good flight deal, time your vacation during August. According to Travelocity's direct flight demand from January to December last year, it's the cheapest period to fly to Knox County.
How can I check my flight status to Knox County?
"Trips" should be your first port of call when it comes to the ins and outs of your flight to Knox County. This handy portal allows you to manage everything in the same place, from checking your flight status to changing or canceling your booking. Click on Trips at the top right of the Travelocity homepage and then create a free account in seconds. Or, download the Travelocity app and access your details while you're on the go. Whether you've got the family flying with you or you're going solo, all your travel plans will be right there in your hand.
How do I find the best deals on flights to Knox County?
It's always wise to book ahead, and if you can, avoid flying during the busy tourist season. Another great way to save is by hitting the "Flexible dates" box at the top of the page after searching for your flights. This will reveal ticket prices for surrounding days. In the last seven days, the lowest price for a return flight to Knox County was $78. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Knox County with Travelocity?
Where to start! With our cheap flights to Knox County, rental cars, hotels, activities and more, you'll discover all you need for an awesome getaway with Travelocity. Lock in your cheap family flights and make use of our 24/7 customer assistance and free cancellations on select hotels if necessary. Our goal is to offer hassle-free travel when you book with us so that you can spend less time worrying and more time building memories with your crew.
What are the most popular flight routes to Knox County?
Whether you're planning a whirlwind break or a long stay, Travelocity can help you find your perfect flight to Knox County. The most popular flight routes to this destination include:

  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Louisville Intl. Airport (SDF) - 1,742 flights a month.
  • Chicago, IL (ORD-O'Hare Intl.) to Louisville Intl. Airport (SDF) - 1,495 flights a month.
  • Charlotte, NC (CLT-Charlotte-Douglas Intl.) to Louisville Intl. Airport (SDF) - 1,105 flights a month.

How much is a flight to Knox County on average?
Roundtrip flights to Knox County on our site cost between $78 and $933 in the last seven days. When you spot an airfare that matches your budget, snap it up quick. Cheap deals don't stick around forever! These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Knox County?
Where you depart from will typically determine how many hours your direct flight to Knox County will be. Here are some of the popular routes to Knox County and their average flight times:

  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Louisville Intl. Airport (SDF) - 1 hour and 15 minutes
  • Chicago, IL (ORD-O'Hare Intl.) to Louisville Intl. Airport (SDF) - 1 hour and 22 minutes
  • Charlotte, NC (CLT-Charlotte-Douglas Intl.) to Louisville Intl. Airport (SDF) - 1 hour and 28 minutes

What can I expect on a flight to Knox County?
This will mostly depend on where you're flying from and which carrier you take off with. You'll likely find all types of flights to Knox County, from premium fares to cheap flights for family vacations. On long-haul flights, your carrier will typically provide warm meals and entertainment as well as games for the youngsters.