Cheap flights to Knox County

View €155 flight on Thu, 19 Mar 2026Opens in a new window

Popular airlines to Knox County

  • Aer Lingus

  • Lufthansa

  • British Airways

  • Turkish Airlines

  • American Airlines

  • Air Serbia

  • Swiss International Air Lines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Knox County

Prices were available within the past 7 days and start at €155 for one-way flights and €162 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€162 Return, found 4 days ago
€162
Return
found 4 days ago
Select American Airlines flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €162 found 4 days ago
American Airlines
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€175 Return, found 4 days ago
€175
Return
found 4 days ago
Select American Airlines flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €175 found 4 days ago
Delta
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€179 Return, found 4 days ago
€179
Return
found 4 days ago
Select Delta flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €179 found 4 days ago
American Airlines
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€182 Return, found 4 days ago
€182
Return
found 4 days ago
Select American Airlines flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €182 found 4 days ago
American Airlines
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€188 Return, found 4 days ago
€188
Return
found 4 days ago
Select American Airlines flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €188 found 4 days ago
Delta
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€192 Return, found 4 days ago
€192
Return
found 4 days ago
Select Delta flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €192 found 4 days ago
American Airlines
Tue, 21 Apr - Tue, 28 Apr
ORD
Chicago
LEX
Lexington
€195 Return, found 4 days ago
€195
Return
found 4 days ago
Select American Airlines flight, departing Tue, 21 Apr from Chicago to Lexington, returning Tue, 28 Apr, priced at €195 found 4 days ago
United
Sat, 14 Feb - Sun, 15 Feb
ORD
Chicago
TYS
Knoxville
€227 Return, found 3 days ago
€227
Return
found 3 days ago
Select United flight, departing Sat, 14 Feb from Chicago to Knoxville, returning Sun, 15 Feb, priced at €227 found 3 days ago
Lufthansa
Wed, 11 Feb - Sun, 15 Feb
DUB
Dublin
TYS
Knoxville
€468 Return, found 20 hours ago
€468
Return
found 20 hours ago
Select Lufthansa flight, departing Wed, 11 Feb from Dublin to Knoxville, returning Sun, 15 Feb, priced at €468 found 20 hours ago
KLM
Mon, 2 Mar - Tue, 10 Mar
DUB
Dublin
TYS
Knoxville
€565 Return, found 2 days ago
€565
Return
found 2 days ago
Select KLM flight, departing Mon, 2 Mar from Dublin to Knoxville, returning Tue, 10 Mar, priced at €565 found 2 days ago

About Knox County

Expedia offers flights to Knox County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Knox County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Knox County that have flexible change policies?
We know that things can change from one day to the next, so reserving a flexible ticket with Expedia is a wise idea. Tick the "No change fee" box directly below the "Flexible change policies" filter. Your affordable, flexible flight to Knox County is just a few clicks away.
Which airlines fly to Knox County?
With a great selection of airlines flying into or near Knox County, you have plenty of choice:

  • American Airlines - 733 flights to or near Knox County each month, including 733 flights to Louisville Intl. Airport (SDF) per month.
  • United Airlines - 472 flights to or near Knox County each month, including 472 flights to Louisville Intl. Airport (SDF) per month.
  • Delta Air Lines - 450 flights to or near Knox County each month, including 450 flights to Louisville Intl. Airport (SDF) per month.

How can I find cheap tickets to Knox County?
One of the easiest ways to bag cheap tickets to Knox County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. You'll see the cheapest prices for nearby days. The best price for a flight to Knox County in the last seven days was €162. Booking well in advance will generally help you pick up an even bigger bargain.
How much is a flight to Knox County?
There were lots of budget-friendly fares up for grabs in the last seven days, with the cost of a round-trip flight to Knox County ranging between €162 and €573. Many lucky travellers scored one-way tickets from New York (EWR) for as low as €155.
What are the most popular airports to fly into in Knox County?
Start organising your Knox County trip by booking a fare on one of the 2,155 flights every month to Louisville Intl. Airport (SDF). This is the region's main entryway.
How much is a plane ticket to Knox County?
In the last seven days, plane tickets to Knox County fluctuated between €162 and €573. The early bird catches the worm, so snap up a good deal today.
What is the best time to go to Knox County?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are a good time to explore the well-known Knox County city of Barbourville. Average temperatures fluctuate between 16ºC and 29ºC at this time of year. The biggest crowds flock here in March, April and July.
What months are the cheapest to book a flight to Knox County?
Snap up a ticket in February for low-priced flights to Knox County. The festive month of December is generally the most expensive time to purchase a fare.

Trending flights to Knox County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, 11 Feb - Sun, 15 Feb
DUB
Dublin
TYS
Knoxville
€468 Return, found 20 hours ago
€468
Return
found 20 hours ago
Select Lufthansa flight, departing Wed, 11 Feb from Dublin to Knoxville, returning Sun, 15 Feb, priced at €468 found 20 hours ago
*Available to Expedia members.