Cheap flights from Illinois to Knoxville from $57
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Knoxville departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Fri 11/13
3:16 pm-5:46 pm
Nonstop1h 30m
Knoxville McGhee Tyson
Thu 11/19
6:30 am-11:47 pm
2 stops18h 17m
ChicagoKnoxville
ORD Chicago O'Hare Intl - TYS Knoxville McGhee Tyson
ORDTYS
Chicago O'Hare Intl
Thu 12/10
1:47 pm-4:37 pm
Nonstop1h 50m
Knoxville McGhee Tyson
Tue 12/15
12:19 pm-4:11 pm
1 stop4h 52m
ChicagoKnoxville
ORD Chicago O'Hare Intl - TYS Knoxville McGhee Tyson
ORDTYS
Chicago O'Hare Intl
Thu 12/10
1:47 pm-4:37 pm
Nonstop1h 50m
Knoxville McGhee Tyson
Tue 12/15
10:20 am-2:19 pm
1 stop4h 59m
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Fri 11/13
12:45 pm-9:45 pm
2 stops8h 00m
Knoxville McGhee Tyson
Mon 11/16
5:15 pm-10:45 pm
1 stop6h 30m
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Mon 10/19
1:26 pm-3:51 pm
Nonstop1h 25m
Knoxville McGhee Tyson
Mon 10/26
12:04 pm-12:36 pm
Nonstop1h 32m
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Mon 11/16
6:08 am-12:35 pm
2 stops29h 27m
Knoxville McGhee Tyson
Mon 11/23
8:00 am-8:39 am
Nonstop1h 39m
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Fri 11/13
3:16 pm-5:46 pm
Nonstop1h 30m
Knoxville McGhee Tyson
Wed 11/18
12:56 pm-5:07 pm
1 stop29h 11m
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Wed 11/4
8:00 am-12:20 pm
1 stop3h 20m
Knoxville McGhee Tyson
Wed 11/11
5:15 pm-10:45 pm
1 stop6h 30m
ChicagoKnoxville
ORD Chicago O'Hare Intl - TYS Knoxville McGhee Tyson
ORDTYS
Chicago O'Hare Intl
Fri 11/6
5:27 am-10:45 am
1 stop4h 18m
Knoxville McGhee Tyson
Mon 11/9
12:34 pm-5:05 pm
1 stop5h 31m
ChicagoKnoxville
ORD Chicago O'Hare Intl - TYS Knoxville McGhee Tyson
ORDTYS
Chicago O'Hare Intl
Fri 11/13
6:15 pm-11:59 pm
1 stop4h 44m
Knoxville McGhee Tyson
Mon 11/16
7:22 pm-11:54 pm
1 stop5h 32m
See travel insights to Knoxville from
How to get the cheapest flight ticket from Illinois to Knoxville
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Knoxville?
The month of June is, on average, the cheapest month to fly to Knoxville from Illinois, with most prices found around $263. If you aren’t able to travel during the month of June, then book flights to Knoxville from Illinois during January instead. Flights to Knoxville in January, while not as cheap as those in June, still average around $293.
What is the cheapest day to depart on your flight to Knoxville?
The cheapest day to depart from Illinois to Knoxville is on a Thursday. Travelers who choose to depart for Knoxville on a Thursday will often find tickets for as low as $274. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Knoxville for around $404.
What is the cheapest time of day to depart on your flight to Knoxville?
At noon is the cheapest time of day to fly from Illinois to Knoxville when you can find flight prices for as low as $239. Flying to Knoxville at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the afternoon when prices are around $350.
What is the cheapest Illinois to Knoxville McGhee Tyson flight route?
Fly from Chicago Midway to Knoxville McGhee Tyson for the best Illinois - Knoxville McGhee Tyson flight prices
How far in advance should I book a flight from Illinois to Knoxville?
You are more likely to see cheaper flights to Knoxville from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $335 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Illinois for as low as $195 on momondo.
What cabin class options are available on Illinois to Knoxville flights?
There are 4 cabin classes available to choose from on Illinois to Knoxville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Knoxville McGhee Tyson?
Southwest, Delta, and Allegiant Air are the most popular carriers operating from Illinois to Knoxville McGhee Tyson
What airlines fly to Knoxville?
American Airlines, United Airlines and Allegiant Air are the top three most popular airlines that fly to Knoxville from Illinois according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 5 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Knoxville on average per day?
The number of flights available between Illinois and Knoxville is 22 per day as of October 2026. The most frequent departure time is 10:00AM, with 40% of daily flights leaving in the afternoon.
How many flights depart from Illinois to Knoxville on average per week?
154 flights are operational weekly from Illinois to Knoxville as of October 2026. The most popular departure day for this route is Thu, with 18% of flights per week taking off on this day.
Cheap Illinois to Knoxville flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Knoxville
Frequently asked questions about flying from Illinois to Knoxville
When did momondo last update prices for flights from Illinois to Knoxville McGhee Tyson Airport?
Prices for flights from Illinois to Knoxville McGhee Tyson Airport are updated daily.
How many operators does momondo search for flights from Illinois to Knoxville McGhee Tyson Airport?
There are 5 operators available for flights from Illinois to Knoxville McGhee Tyson Airport as of October 2026.
How old do you have to be to fly from Illinois to Knoxville McGhee Tyson Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Knoxville McGhee Tyson Airport.
What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?
The required travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Knoxville?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Knoxville is Canadair (Bombardier) Regional Jet CRJ-550 (19.09% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet 700 (15.56%), Embraer 170 (14.11%), and Embraer 175 (12.28%).
Best airlines flying from Illinois to Knoxville
Compare and see reviews for airlines that fly from Illinois to Knoxville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $82 | Free Cancellation | Rating 7.3 678 reviews | |||
| PriceFrom $161 | Free Cancellation | Rating 7.9 4,222 reviews | |||
| PriceFrom $188 | Free Cancellation | Rating 7.0 12,145 reviews | |||
| PriceFrom $189 | Free Cancellation | Rating 7.4 10,319 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 7.8 8,645 reviews |
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Illinois to Knoxville?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Knoxville for you.
Can I find flights from Illinois to Knoxville with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Knoxville from Illinois with this policy.
How can momondo help me find flights from Illinois to Knoxville?
Once you have performed a search for Illinois to Knoxville flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Illinois to Knoxville right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Illinois to Knoxville now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Knoxville and let you know when they change.