SDF

$46 Find Cheap Flights from Illinois to Louisville

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Louisville departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flights Deals

Cheap Flights from Illinois to Louisville

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Louisville that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Louisville

Tue, Aug 5 - Thu, Aug 7
United Airlines Logo
5:55 pm - 8:26 pmORD-SDF
1h 31mnonstop
United Airlines Logo
7:00 am - 7:37 amSDF-ORD
1h 37mnonstop
$91United Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
Southwest Logo
10:00 am - 12:20 pmMDW-SDF
1h 20mnonstop
Southwest Logo
1:15 pm - 1:30 pmSDF-MDW
1h 15mnonstop
$91Southwest
Find Deal
Wed, Aug 20 - Wed, Aug 27
American Airlines Logo
3:13 pm - 5:38 pmORD-SDF
1h 25mnonstop
American Airlines Logo
6:44 am - 7:30 amSDF-ORD
1h 46mnonstop
$92American Airlines
Find Deal
Tue, Aug 12 - Wed, Aug 13
American Airlines Logo
8:20 pm - 11:02 pmORD-SDF
1h 42mnonstop
American Airlines Logo
6:44 am - 7:30 amSDF-ORD
1h 46mnonstop
$101American Airlines
Find Deal
Thu, Aug 21 - Tue, Aug 26
Southwest Logo
8:35 pm - 10:50 pmMDW-SDF
1h 15mnonstop
Southwest Logo
3:50 pm - 8:25 pmSDF-MDW
5h 35m1 stop
$101Southwest
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Thu, Aug 7 - Mon, Aug 11
Delta Logo
5:35 am - 11:45 amORD-SDF
5h 10m1 stop
Delta Logo
7:45 pm - 11:56 pmSDF-ORD
5h 11m1 stop
$177Delta
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Wed, Aug 20 - Wed, Aug 27
Delta Logo
6:04 am - 11:45 amMDW-SDF
4h 41m1 stop
Delta Logo
7:50 am - 12:28 pmSDF-MDW
5h 38m1 stop
$177Delta
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Sat, Aug 2 - Tue, Aug 5
Spirit Airlines Logo
3:34 pm - 11:27 amSTL-SDF
18h 53m2 stops
Spirit Airlines Logo
4:31 pm - 10:29 amSDF-STL
18h 58m3 stops
$366Spirit Airlines
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Fri, Jul 25 - Sat, Jul 26
Logo
10:47 am - 10:04 amSTL-SDF
22h 17m2 stops
Logo
8:33 pm - 6:41 pmSDF-STL
23h 08m3 stops
$422
Find Deal
Fri, Jul 25 - Sat, Jul 26
Logo
10:47 am - 10:04 amSTL-SDF
22h 17m2 stops
Logo
9:43 pm - 4:31 pmSDF-STL
19h 48m2 stops
$426
Find Deal
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Good to know

Low seasonJanuary
High seasonJuly
Cheapest flight$46
Best time to beat the crowds with an average 0% drop in price.
Most popular time to fly and prices are also 6% lower on average.
Flight from Chicago O'Hare Airport to Louisville

FAQs for booking flights from Illinois 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.

Everything you need to know for your flight to Louisville

Information on the airport you'll fly into in Louisville

Louisville (SDF)

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