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Cheap flights from Illinois to Louisville from $118

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 6/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:50 pm - 2:11 pm
ORD
-
SDF
23h 21m
2 stops
Multiple Airlines Logo
9:10 pm - 12:24 pm
SDF
-
ORD
16h 14m
1 stop
$272Multiple Airlines
Thu, May 28 - Mon, Jun 1
Southwest Logo
7:45 am - 10:05 am
MDW
-
SDF
1h 20mnonstop
Southwest Logo
8:45 am - 9:00 am
SDF
-
MDW
1h 15mnonstop
$275Southwest
Wed, Jun 10 - Wed, Jun 17
United Airlines Logo
6:59 am - 9:26 am
ORD
-
SDF
1h 27mnonstop
United Airlines Logo
10:02 am - 10:38 am
SDF
-
ORD
1h 36mnonstop
$275United Airlines
Wed, Jun 10 - Wed, Jun 17
United Airlines Logo
5:50 pm - 8:23 pm
ORD
-
SDF
1h 33mnonstop
United Airlines Logo
7:47 pm - 8:30 pm
SDF
-
ORD
1h 43mnonstop
$276United Airlines
Wed, Jun 10 - Wed, Jun 17
Southwest Logo
1:25 pm - 3:35 pm
MDW
-
SDF
1h 10mnonstop
Southwest Logo
7:45 pm - 8:00 pm
SDF
-
MDW
1h 15mnonstop
$276Southwest
Tue, Jun 9 - Tue, Jun 16
American Airlines Logo
11:45 am - 2:21 pm
ORD
-
SDF
1h 36mnonstop
American Airlines Logo
7:11 am - 8:00 am
SDF
-
ORD
1h 49mnonstop
$277American Airlines
Tue, Jun 2 - Wed, Jun 3
American Airlines Logo
7:41 pm - 10:19 pm
ORD
-
SDF
1h 38mnonstop
American Airlines Logo
6:56 pm - 8:00 pm
SDF
-
ORD
2h 04mnonstop
$281American Airlines
Thu, May 28 - Mon, Jun 1
American Airlines Logo
5:34 pm - 12:28 am
ORD
-
SDF
5h 54m
1 stop
American Airlines Logo
6:51 am - 7:38 am
SDF
-
ORD
1h 47mnonstop
$285American Airlines
Wed, Jun 10 - Wed, Jun 17
Delta Logo
5:56 am - 11:53 am
MLI
-
SDF
4h 57m
1 stop
Delta Logo
6:34 pm - 10:34 pm
SDF
-
MLI
5h 00m
1 stop
$289Delta
Thu, Jun 25 - Sun, Jun 28
Delta Logo
12:53 pm - 7:50 pm
MDW
-
SDF
5h 57m
1 stop
Delta Logo
12:42 pm - 5:56 pm
SDF
-
MDW
6h 14m
1 stop
$295Delta
Wed, May 27 - Thu, May 28

United Airlines flights from Illinois to Louisville

Our best United Airlines deals on Illinois to Louisville flight tickets
United Airlines
Jun 10
ORD6:59 amChicago O'Hare Intl
1h 27m
SDF9:26 amLouisville Intl
Jun 17
SDF10:02 amLouisville Intl
1h 36m
ORD10:38 amChicago O'Hare Intl
$275
United Airlines
Jun 10
ORD5:50 pmChicago O'Hare Intl
1h 33m
SDF8:23 pmLouisville Intl
Jun 17
SDF7:47 pmLouisville Intl
1h 43m
ORD8:30 pmChicago O'Hare Intl
$276
United Airlines
Jun 4
ORD4:29 pmChicago O'Hare Intl
1h 31m
SDF7:00 pmLouisville Intl
Jun 8
SDF10:02 amLouisville Intl
1h 36m
ORD10:38 amChicago O'Hare Intl
$297

American Airlines flights from Illinois to Louisville

Our best American Airlines deals on Illinois to Louisville flight tickets
American Airlines
Jun 2
ORD11:45 amChicago O'Hare Intl
1h 36m
SDF2:21 pmLouisville Intl
Jun 3
SDF7:11 amLouisville Intl
1h 49m
ORD8:00 amChicago O'Hare Intl
$277
American Airlines
May 28
ORD7:41 pmChicago O'Hare Intl
1h 38m
SDF10:19 pmLouisville Intl
Jun 1
SDF6:56 pmLouisville Intl
2h 04m
ORD8:00 pmChicago O'Hare Intl
$281
American Airlines
Jun 10
ORD5:34 pmChicago O'Hare Intl
5h 54m
1 stop
SDF12:28 amLouisville Intl
Jun 17
SDF6:51 amLouisville Intl
1h 47m
ORD7:38 amChicago O'Hare Intl
$285

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Illinois to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Thu 5/28

1:50 pm-2:11 pm

2 stops23h 21m

Louisville Intl

Mon 6/1

9:10 pm-12:24 pm

1 stop16h 14m

$272

ChicagoLouisville

MDW - SDF

MDWSDF

Chicago Midway

Wed 6/10

7:45 am-10:05 am

Nonstop1h 20m

Louisville Intl

Wed 6/17

8:45 am-9:00 am

Nonstop1h 15m

$275

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Wed 6/10

6:59 am-9:26 am

Nonstop1h 27m

Louisville Intl

Wed 6/17

10:02 am-10:38 am

Nonstop1h 36m

$275

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Wed 6/10

5:50 pm-8:23 pm

Nonstop1h 33m

Louisville Intl

Wed 6/17

7:47 pm-8:30 pm

Nonstop1h 43m

$276
Quickest round-trip

ChicagoLouisville

MDW - SDF

MDWSDF

Chicago Midway

Tue 6/9

1:25 pm-3:35 pm

Nonstop1h 10m

Louisville Intl

Tue 6/16

7:45 pm-8:00 pm

Nonstop1h 15m

$276

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Tue 6/2

11:45 am-2:21 pm

Nonstop1h 36m

Louisville Intl

Wed 6/3

7:11 am-8:00 am

Nonstop1h 49m

$277

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Thu 5/28

7:41 pm-10:19 pm

Nonstop1h 38m

Louisville Intl

Mon 6/1

6:56 pm-8:00 pm

Nonstop2h 04m

$281

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Wed 6/10

5:34 pm-12:28 am

1 stop5h 54m

Louisville Intl

Wed 6/17

6:51 am-7:38 am

Nonstop1h 47m

$285

MolineLouisville

MLI - SDF

MLISDF

Moline Quad-City

Thu 6/25

5:56 am-11:53 am

1 stop4h 57m

Louisville Intl

Sun 6/28

6:34 pm-10:34 pm

1 stop5h 00m

$289

ChicagoLouisville

MDW - SDF

MDWSDF

Chicago Midway

Wed 5/27

12:53 pm-7:50 pm

1 stop5h 57m

Louisville Intl

Thu 5/28

12:42 pm-5:56 pm

1 stop6h 14m

$295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 October, then departing from Illinois during the month August is also very affordable. Most momondo users find prices during this month for around $77.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $285. 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 $476. 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 $307. In the evening is when there is more demand to fly to Louisville, so prices are often more expensive at around $355 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 $350 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 $214 on momondo.

Can stopping save me money on Illinois to Louisville flights?

No. A direct flight is the cheapest option for a flight between Illinois to Louisville.

Cheap Illinois to Louisville flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Louisville

Best Price Found

$198

Fastest flight time

1h 10m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Illinois in the past 72 hours is $198. The best round-trip flight deal from Illinois to Louisville found on momondo in the last 72 hours is $301.
The fastest flight from Illinois to Louisville takes 1h 10m
Direct flights go from Illinois to Louisville every day.
There is 1 airport in Louisville. From Illinois there are direct flights to Louisville Intl (SDF).
Search flight deals

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?

  • 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?

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
SouthwestPriceFrom $124Free CancellationRating
7.9
4,296 reviews
Search Southwest flights
United AirlinesPriceFrom $133Free CancellationRating
7.4
9,706 reviews
Search United Airlines flights
American AirlinesPriceFrom $136Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
Jeffersonville
West Baden Springs
Bardstown
New Albany
Shepherdsville
Brandenburg
Corydon
Elizabeth
Charlestown
Georgetown
Springfield

Why use momondo?

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.

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