Cheap flights from Illinois to Louisville from $99
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 Louisville departing on 11/3. 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
ChicagoLouisville
MDW Chicago Midway - SDF Louisville Intl
MDWSDF
Chicago Midway
Thu 12/3
8:15 am-10:30 am
Nonstop1h 15m
Louisville Intl
Sat 12/5
5:00 pm-5:20 pm
Nonstop1h 20m
ChicagoLouisville
MDW Chicago Midway - SDF Louisville Intl
MDWSDF
Chicago Midway
Thu 11/5
7:45 am-10:05 am
Nonstop1h 20m
Louisville Intl
Mon 11/9
7:55 pm-8:10 pm
Nonstop1h 15m
ChicagoLouisville
ORD Chicago O'Hare Intl - SDF Louisville Intl
ORDSDF
Chicago O'Hare Intl
Thu 11/5
7:08 am-9:38 am
Nonstop1h 30m
Louisville Intl
Tue 11/10
6:27 am-7:15 am
Nonstop1h 48m
ChicagoLouisville
ORD Chicago O'Hare Intl - SDF Louisville Intl
ORDSDF
Chicago O'Hare Intl
Thu 12/3
10:00 am-12:40 pm
Nonstop1h 40m
Louisville Intl
Sat 12/5
10:13 am-11:00 am
Nonstop1h 47m
ChicagoLouisville
ORD Chicago O'Hare Intl - SDF Louisville Intl
ORDSDF
Chicago O'Hare Intl
Fri 11/13
4:00 pm-6:32 pm
Nonstop1h 32m
Louisville Intl
Tue 11/17
9:17 am-10:00 am
Nonstop1h 43m
ChicagoLouisville
ORD Chicago O'Hare Intl - SDF Louisville Intl
ORDSDF
Chicago O'Hare Intl
Thu 11/5
2:42 pm-5:13 pm
Nonstop1h 31m
Louisville Intl
Mon 11/9
6:27 am-7:15 am
Nonstop1h 48m
ChicagoLouisville
MDW Chicago Midway - SDF Louisville Intl
MDWSDF
Chicago Midway
Thu 10/29
7:55 am-10:10 am
Nonstop1h 15m
Louisville Intl
Fri 10/30
3:35 pm-3:50 pm
Nonstop1h 15m
ChicagoLouisville
ORD Chicago O'Hare Intl - SDF Louisville Intl
ORDSDF
Chicago O'Hare Intl
Tue 12/1
6:20 pm-9:00 pm
Nonstop1h 40m
Louisville Intl
Thu 12/3
10:25 am-11:10 am
Nonstop1h 45m
ChicagoLouisville
ORD Chicago O'Hare Intl - SDF Louisville Intl
ORDSDF
Chicago O'Hare Intl
Thu 12/3
6:49 am-2:16 pm
1 stop6h 27m
Louisville Intl
Sat 12/5
10:59 am-1:56 pm
1 stop3h 57m
ChicagoLouisville
MDW Chicago Midway - SDF Louisville Intl
MDWSDF
Chicago Midway
Thu 10/29
9:29 am-1:53 pm
1 stop3h 24m
Louisville Intl
Mon 11/2
5:57 pm-10:33 pm
1 stop5h 36m
See travel insights to Louisville from
How to get the cheapest flight ticket from Illinois to Louisville
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 Louisville?
If you are unable to visit Louisville during the month of December, then departing from Illinois during the month January is also very affordable. Most momondo users find prices during this month for around $301.
What is the cheapest day to depart on your flight to Louisville?
On average, the least expensive day to fly to Louisville from Illinois is on a Thursday. momondo users have found tickets for Thursday departures for as low as $320. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Illinois to Louisville on a Monday will generally be more expensive and average around $506. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Louisville?
Our data shows that the cheapest Illinois to Louisville flights are usually those with departure times in the morning. Our users have found flights to Louisville in the morning for as low as $362. In the afternoon is when there is more demand to fly to Louisville, so prices are often more expensive at around $492 per ticket.
What is the cheapest Illinois to Louisville Intl flight route?
Fly from Chicago O'Hare Intl to Louisville Intl for the best Illinois - Louisville Intl flight prices
How far in advance should I book a flight from Illinois to Louisville?
You are more likely to see cheaper flights to Louisville from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Illinois for as low as $222 on momondo.
What cabin class options are available on Illinois to Louisville flights?
There are 4 cabin classes available to choose from on Illinois to Louisville 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 Louisville Intl?
Southwest, United Airlines, and Delta are the most popular carriers operating from Illinois to Louisville Intl
What airlines fly to Louisville?
United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Louisville from Illinois according to our data. United Airlines is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 4 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Louisville on average per day?
34 flights are operational daily from Illinois to Louisville as of October 2026. The most popular departure time for this route is 3:00PM, with 45% of flights per day taking off in the afternoon.
How many flights depart from Illinois to Louisville on average per week?
As of October 2026, there are 241 flights per week flying from Illinois to Louisville. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.
Cheap Illinois to Louisville flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Louisville
Frequently asked questions about flying from Illinois to Louisville
When did momondo last update prices for flights from Illinois to Louisville Intl Airport?
Prices for flights from Illinois to Louisville Intl Airport were last updated today.
How many operators does momondo search for flights from Illinois to Louisville Intl Airport?
As of October 2026, there are 3 operators available to choose from for flights from Illinois to Louisville Intl Airport.
How old do you have to be to fly from Illinois to Louisville Intl 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 Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The required travel and health documents for your Louisville Intl 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 Louisville Intl 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 Louisville?
Based on momondo bookings for flights between Illinois and Louisville, the leading plane model is Embraer 175 (Enhanced Winglets), making up 19.91% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet CRJ-550 with 19.24%, Embraer 175 with 19.12%, and Embraer 170 with 13.27%.
Best airlines flying from Illinois to Louisville
Compare and see reviews for airlines that fly from Illinois to Louisville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $143 | Free Cancellation | Rating 7.4 10,324 reviews | |||
| PriceFrom $197 | Free Cancellation | Rating 7.0 12,147 reviews | |||
| PriceFrom $206 | Free Cancellation | Rating 7.9 4,224 reviews |
Traveling to a place near Louisville?
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Why should I use momondo to find a flight deal from Illinois to Louisville?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Louisville. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Illinois to Louisville with flexible booking policies on momondo?
Flights from Illinois to Louisville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Illinois to Louisville?
momondo provides multiple filters to help you find the best flight to Louisville from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Illinois to Louisville right now. Can momondo alert me if prices change?
Price alerts on flights to Louisville from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.