TYS

$48 Find Cheap Flights from Illinois to Knoxville - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Knoxville departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Illinois to Knoxville

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Knoxville that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Knoxville

Thu, Jul 23 - Sun, Jul 26
Allegiant Air Logo
2:48 pm - 5:18 pm
MDW
-
TYS
1h 30mnonstop
Allegiant Air Logo
1:22 pm - 1:58 pm
TYS
-
MDW
1h 36mnonstop
$131Allegiant Air
Sun, Jul 5 - Thu, Jul 9
Allegiant Air Logo
2:48 pm - 5:18 pm
MDW
-
TYS
1h 30mnonstop
Allegiant Air Logo
1:22 pm - 1:58 pm
TYS
-
MDW
1h 36mnonstop
$132Allegiant Air
Sat, Oct 10 - Wed, Oct 14
Southwest Logo
8:00 am - 11:55 am
STL
-
TYS
2h 55m
1 stop
Southwest Logo
5:30 pm - 9:55 pm
TYS
-
STL
5h 25m
1 stop
$229Southwest
Sat, Oct 10 - Wed, Oct 14
Southwest Logo
8:30 am - 4:40 pm
STL
-
TYS
7h 10m
2 stops
Southwest Logo
5:30 pm - 9:55 pm
TYS
-
STL
5h 25m
1 stop
$234Southwest
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
10:31 am - 6:20 pm
STL
-
TYS
6h 49m
1 stop
American Airlines Logo
5:00 am - 8:33 am
TYS
-
STL
4h 33m
1 stop
$237American Airlines
Wed, Aug 19 - Mon, Aug 24
Multiple Airlines Logo
7:55 am - 10:04 am
ORD
-
TYS
25h 09m
1 stop
Multiple Airlines Logo
6:54 pm - 12:25 pm
TYS
-
ORD
18h 31m
1 stop
$246Multiple Airlines
Fri, Jul 10 - Sat, Aug 29
American Airlines Logo
7:09 pm - 9:58 pm
ORD
-
TYS
1h 49mnonstop
American Airlines Logo
7:59 am - 9:10 am
TYS
-
ORD
2h 11mnonstop
$248American Airlines
Fri, Jul 10 - Sun, Jul 12
United Airlines Logo
5:55 pm - 8:44 pm
ORD
-
TYS
1h 49mnonstop
United Airlines Logo
6:00 am - 6:59 am
TYS
-
ORD
1h 59mnonstop
$249United Airlines
Thu, Aug 20 - Mon, Aug 24
Multiple Airlines Logo
7:55 am - 4:02 pm
ORD
-
TYS
7h 07m
1 stop
Multiple Airlines Logo
6:54 pm - 12:25 pm
TYS
-
ORD
18h 31m
1 stop
$256Multiple Airlines
Thu, Jul 16 - Thu, Jul 23
United Airlines Logo
5:55 pm - 8:44 pm
ORD
-
TYS
1h 49mnonstop
United Airlines Logo
6:00 am - 6:59 am
TYS
-
ORD
1h 59mnonstop
$260United Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$48
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Chicago Midway Airport to Knoxville

FAQs for booking flights from Illinois to Knoxville

  • How does KAYAK find such low prices on flights from Illinois to Knoxville?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Knoxville.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Knoxville?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Knoxville from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Knoxville?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Knoxville with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Knoxville?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Knoxville from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Newport
Lenoir City
Dandridge
Clinton
Jefferson City

Everything you need to know for your flight to Knoxville

Information on the airport you'll fly into in Knoxville

Knoxville (TYS)