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

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 Louisville.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville 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 Louisville?

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 Louisville 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 Louisville?

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 Louisville from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$90 CHEAP FLIGHTS from Illinois to Louisville

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Illinois to Louisville

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Louisville

Tue, Sep 8 - Fri, Sep 11

9:00 am - 11:20 amMDW Chicago Midway-SDF Louisville Intl

1h 20mnonstop

7:10 pm - 7:25 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$182Southwest

Tue, Sep 8 - Fri, Sep 11

9:00 am - 11:20 amMDW Chicago Midway-SDF Louisville Intl

1h 20mnonstop

2:15 pm - 2:30 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$182Southwest

Fri, Sep 11 - Mon, Sep 14

8:00 am - 10:25 amMDW Chicago Midway-SDF Louisville Intl

1h 25mnonstop

7:10 pm - 7:25 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$182Southwest

Thu, Sep 10 - Sat, Sep 19

2:55 pm - 5:29 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 34mnonstop

5:59 pm - 6:54 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

$183American Airlines

Thu, Sep 10 - Thu, Sep 10

11:15 am - 1:43 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 28mnonstop

5:59 pm - 6:54 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

$183American Airlines

Sat, Sep 26 - Tue, Sep 29

5:50 pm - 8:31 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 41mnonstop

5:15 am - 5:56 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 41mnonstop

$183United Airlines

Mon, Sep 14 - Wed, Sep 16

5:55 pm - 8:32 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 37mnonstop

7:10 am - 7:50 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 40mnonstop

$183United Airlines

Tue, Oct 6 - Tue, Oct 6

6:59 am - 9:32 amORD Chicago O'Hare Intl-SDF Louisville Intl

1h 33mnonstop

6:07 pm - 7:05 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

$183American Airlines

Tue, Oct 6 - Tue, Oct 6

7:10 am - 1:53 pmORD Chicago O'Hare Intl-SDF Louisville Intl

5h 43m1 stop Detroit Metropolitan Wayne County

5:59 pm - 11:52 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

6h 53m1 stop Atlanta Hartsfield-Jackson

$203Delta

Thu, Sep 10 - Sat, Sep 19

1:51 pm - 9:59 pmORD Chicago O'Hare Intl-SDF Louisville Intl

7h 08m1 stop Atlanta Hartsfield-Jackson

7:55 am - 10:37 amSDF Louisville Intl-ORD Chicago O'Hare Intl

3h 42m1 stop Detroit Metropolitan Wayne County

$203Delta

Recent last minute flight deals from Illinois to Louisville

Fri, Aug 14 - Mon, Aug 24

5:13 pm - 8:06 pmORD Chicago O'Hare Intl-SDF Louisville Intl

25h 53m2 stops Orlando Raleigh-Durham

10:39 am - 12:50 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

27h 11m1 stop Fort Lauderdale

$429Multiple Airlines

Mon, Aug 17 - Thu, Aug 20

9:25 pm - 11:59 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 34mnonstop

1:56 pm - 6:37 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

5h 41m1 stop Washington, D.C. Dulles Intl

$481United Airlines

Mon, Aug 17 - Thu, Aug 20

12:56 pm - 7:15 pmORD Chicago O'Hare Intl-SDF Louisville Intl

5h 19m1 stop Washington, D.C. Dulles Intl

10:05 am - 2:27 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

5h 22m1 stop Washington, D.C. Dulles Intl

$490United Airlines

Mon, Aug 17 - Fri, Aug 21

8:05 am - 8:20 pmORD Chicago O'Hare Intl-SDF Louisville Intl

11h 15m1 stop Fort Lauderdale

3:48 pm - 8:08 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

29h 20m2 stops Tampa St. Petersburg Atlanta Hartsfield-Jackson

$492Multiple Airlines

Fri, Aug 14 - Mon, Aug 24

6:50 pm - 9:25 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 35mnonstop

6:15 am - 6:59 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 44mnonstop

$508American Airlines

Fri, Aug 14 - Mon, Aug 24

7:30 am - 2:04 pmORD Chicago O'Hare Intl-SDF Louisville Intl

5h 34m1 stop Charlotte Douglas

6:15 am - 6:59 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 44mnonstop

$518American Airlines

Fri, Aug 14 - Mon, Aug 24

1:59 pm - 9:19 pmORD Chicago O'Hare Intl-SDF Louisville Intl

6h 20m1 stop Detroit Metropolitan Wayne County

10:34 am - 1:08 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

3h 34m1 stop Detroit Metropolitan Wayne County

$528Delta

Mon, Aug 17 - Thu, Aug 20

8:00 am - 10:25 amMDW Chicago Midway-SDF Louisville Intl

1h 25mnonstop

9:00 am - 9:15 amSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$531Southwest

Mon, Aug 17 - Thu, Aug 20

5:55 am - 1:05 pmMDW Chicago Midway-SDF Louisville Intl

6h 10m1 stop Nashville Intl

9:00 am - 9:15 amSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$541Southwest

Thu, Aug 13 - Fri, Aug 14

6:56 am - 9:38 amORD Chicago O'Hare Intl-SDF Louisville Intl

1h 42mnonstop

9:00 am - 9:41 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 41mnonstop

$563United Airlines

Recent direct flight deals from Illinois to Louisville

Fri, Sep 11 - Mon, Sep 14

8:00 am - 10:25 amMDW Chicago Midway-SDF Louisville Intl

1h 25mnonstop

7:10 pm - 7:25 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$182Southwest

Tue, Sep 8 - Fri, Sep 11

9:00 am - 11:20 amMDW Chicago Midway-SDF Louisville Intl

1h 20mnonstop

7:10 pm - 7:25 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$182Southwest

Tue, Sep 8 - Fri, Sep 11

9:00 am - 11:20 amMDW Chicago Midway-SDF Louisville Intl

1h 20mnonstop

2:15 pm - 2:30 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$182Southwest

Thu, Sep 10 - Sat, Sep 19

2:55 pm - 5:29 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 34mnonstop

5:59 pm - 6:54 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

$183American Airlines

Thu, Sep 10 - Thu, Sep 10

11:15 am - 1:43 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 28mnonstop

5:59 pm - 6:54 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 55mnonstop

$183American Airlines

Sat, Sep 26 - Tue, Sep 29

5:50 pm - 8:31 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 41mnonstop

5:15 am - 5:56 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 41mnonstop

$183United Airlines

Mon, Sep 14 - Wed, Sep 16

5:55 pm - 8:32 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 37mnonstop

7:10 am - 7:50 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 40mnonstop

$183United Airlines

Thu, Oct 15 - Mon, Oct 19

7:55 am - 10:10 amMDW Chicago Midway-SDF Louisville Intl

1h 15mnonstop

3:35 pm - 3:50 pmSDF Louisville Intl-MDW Chicago Midway

1h 15mnonstop

$183Southwest

Tue, Oct 6 - Tue, Oct 6

6:59 am - 9:32 amORD Chicago O'Hare Intl-SDF Louisville Intl

1h 33mnonstop

6:07 pm - 7:05 pmSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 58mnonstop

$183American Airlines

Thu, Sep 3 - Thu, Sep 17

2:00 pm - 4:38 pmORD Chicago O'Hare Intl-SDF Louisville Intl

1h 38mnonstop

5:15 am - 5:55 amSDF Louisville Intl-ORD Chicago O'Hare Intl

1h 40mnonstop

$195United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$90

Best time to beat the crowds with an average 7% drop in price.

Most popular time to fly with an average 6% increase in price.

Flight from Chicago Midway Airport to Louisville

How does KAYAK find such low prices on flights from Illinois to Louisville?
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 Louisville.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Louisville?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville 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 Louisville?
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 Louisville 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 Louisville?
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 Louisville from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

French Lick

Jeffersonville

West Baden Springs

Elizabeth

Charlestown

Georgetown

Brandenburg

Everything you need to know for your flight to Louisville

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Louisville

Louisville (SDF)

SDF

$90 Find Cheap Flights from Illinois to Louisville - Compare and Save

Cheap Flights from Illinois to Louisville

Recent round-trip flight deals from Illinois to Louisville

Recent one-way flight deals from Illinois to Louisville

Recent last minute flight deals from Illinois to Louisville

Recent direct flight deals from Illinois to Louisville

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Louisville

Traveling to a place near Louisville?

Everything you need to know for your flight to Louisville

Information on the airport you'll fly into in Louisville

Cabin class types available on flights to Illinois

Complete your trip to Louisville with a hotel stay or car rental

Find direct flights for Louisville

Flights to other popular destinations

Flights from domestic origins to Louisville

Choose which airport to fly into in Louisville

Find deals for your return flight