Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Chicago to Knoxville
The cheapest flights right now
Chicago – Knoxville
Outbound – Nov 12, 2026
direct
1h 52m Return – Nov 16, 2026
direct
2h 9m $290
3 days ago
Chicago – Knoxville
Outbound – Oct 30, 2026
direct
1h 25m Return – Nov 2, 2026
direct
1h 32m $144
2 days ago
Chicago – Knoxville
Outbound – Oct 30, 2026
direct
1h 25m Return – Nov 3, 2026
direct
2h 6m $321
2 days ago
Chicago – Knoxville
Outbound – Nov 12, 2026
direct
1h 44m Return – Nov 17, 2026
direct
2h 6m $318
3 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$107
Average price of a round trip
$154
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
1h28
A flight from Chicago to Knoxville takes on average 1h28.
Best time
September
According to user searches, the ideal month to go to Knoxville is September.
The best flight deals for a weekend
Chicago – Knoxville
Outbound – Oct 30, 2026
direct
1h 25m Return – Nov 2, 2026
direct
1h 32m $144
2 days ago
Chicago – Knoxville
Outbound – Oct 30, 2026
direct
1h 25m Return – Nov 3, 2026
direct
2h 6m $321
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from Chicago to Knoxville
Check out our tips for booking your flight to Knoxville (USA) from Chicago (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is November, with an average flight ticket price of $120 (calculation over the last two years). The most touristic season corresponds to the months of October, November and October.
For the cheapest flights, it is advisable to buy your ticket at least 52 days before the departure date.
The airline offering the cheapest flight tickets is Allegiant Air. A ticket from the airline Allegiant Air to Knoxville costs on average $145.
The airlines that offer the most flights are American Airlines, Allegiant Air and American Airlines.
Price of flight tickets from Chicago to Knoxville
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $107 to $554
- The average price of a flight ticket is about $154
- Prices are lowest for stays in the month of November
- The month in which booking a ticket is cheaper is: November
info departure city :
Chicago, USA
airports :
Chicago-Merrill C. Meigs Field Airport (CGX)
Chicago FSS (CHI)
Chicago-Midway International Airport (MDW)
Chicago-O'Hare International Airport (ORD)
local time :
Chicago is a city in the country USA, the time zone is [[timezone]]. In Chicago, it is currently {fromLocalTime}, the temperature is on average 16°C, with a minimum of 15°C and a maximum of 18°C.
The city of Chicago (CHI) has 4 airport(s): Chicago-Merrill C. Meigs Field, Chicago FSS, Chicago-Midway and Chicago-O'Hare
destination info :
Knoxville, USA
airports :
McGhee Tyson Airport (TYS)
Knoxville Downtown Island Airport (DKX)
local time :
Knoxville is in the country USA, the time zone is [[timezone]]. In Knoxville, it is currently {toLocalTime}, the temperature is on average 24°C, with a minimum of 20°C and a maximum of 31°C.
The city of Knoxville has 2 airport(s): McGhee Tyson and Knoxville Downtown Island
Useful info about Knoxville
What is the least touristic period to go to Knoxville?
If you want to visit Knoxville during the least touristic period, choose the month of September.
What is the most popular time to travel to Knoxville?
In Knoxville, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Chicago to Knoxville?
According to our data, it is recommended to book your flight 52 days before your departure. If you book your flight ticket 8 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from Chicago to Knoxville is Friday.
What are the arrival and destination airports when traveling between Chicago and Knoxville?
When you leave, you can leave from Chicago-Midway or Chicago-O'Hare, and you will arrive at McGhee Tyson.
How to reach Chicago airport from the city centre?
The airport Chicago-Merrill C. Meigs Field is located 4 km, Chicago FSS is located 29 km, Chicago-Midway is located 12 km or Chicago-O'Hare is located 29 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Chicago to Knoxville?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Chicago and Knoxville?
In summer, the average temperature is 24°C in Knoxville and 22°C in Chicago. The average rainfall in summer is 132 mm in Knoxville and 145 mm in Chicago. In summer, it is warmer in Knoxville and it rains less in Knoxville. In winter, it is colder in Knoxville and it rains more in Knoxville.
