Flights from Chicago to Louisville

Trip type

Our cheapest offers for flights from Chicago to Louisville

Here you can compare cheap flights from Chicago (CHI) to Louisville (SDF) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Louisville. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Chicago
Louisville
Outbound
03/28/26
direct
AA4602
01h 30min
Return
04/25/26
direct
AA4692
01h 34min
American Airlines ?
$203
found 3 days ago
Chicago
Louisville
Please note: transfer for connecting flight
Outbound
03/28/26
2 Stopovers (EWR, LGA, FLL)
NK0107, NK0250, NK1283
19h 17min
Return
04/25/26
2 Stopovers (MCO, EWR)
NK1464, NK0991, NK0108
27h 12min
Spirit Airlines
$549
found 3 days ago
Chicago
Louisville
Outbound
03/28/26
direct
AA4593
01h 32min
Return
04/25/26
direct
AA4599
01h 44min
American Airlines ?
$270
found 3 days ago
Chicago
Louisville
Outbound
03/28/26
direct
AA4593
01h 32min
Return
04/25/26
direct
AA4599
01h 44min
American Airlines ?
$332
found 3 days ago
Chicago
Louisville
Outbound
04/03/26
direct
AA3601
01h 16min
Return
04/16/26
direct
AA3900
01h 36min
American Airlines ?
$348
Chicago
Louisville
Outbound
04/03/26
direct
AA3854
01h 11min
Return
04/16/26
direct
AA3850
01h 45min
American Airlines ?
$364
Chicago
Louisville
Outbound
04/03/26
direct
AA4593
01h 29min
Return
04/16/26
direct
AA3850
01h 45min
American Airlines ?
$436
Chicago
Louisville
Outbound
03/28/26
2 Stopovers (DFW, IAH)
UA0539, UA0528, UA4018
13h 59min
Return
04/25/26
3 Stopovers (IAH, MCO, LAS)
UA6266, UA0441, F93913, F92146
25h 47min
United Airlines ?
$663
found 3 days ago
Chicago
Louisville
Outbound
04/03/26
direct
UA3551
01h 36min
Return
04/16/26
direct
UA3653
01h 40min
United Airlines ?
$955
Chicago
Louisville
Outbound
04/03/26
direct
AA4593
01h 29min
Return
04/16/26
direct
AA3850
01h 45min
American Airlines ?
$955
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Chicago to Louisville

Favorite airline: United Airlines
92 % of bookings on this flight route are made with United Airlines, Spirit Airlines and American Airlines.
United Airlines
40 %
Spirit Airlines
36 %
American Airlines
16 %
Cheapest weekday: Wednesday
Flight prices fluctuate throughout the week. Flights are 31 % cheaper on Wednesday.
Direct flights are more expensive
Direct flights on this route are $18.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
01h 24min
06h 41min
14h 15min
$ 148
$ 130
$ 284
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 59 % of travelers will book a direct flight.
Route
bookings
Direct flights
01h 24min, from $ 148
59 %
1 stopover Fort Lauderdale-Hollywood International Airport, FL
12h 08min, from $ 151
21 %
1 stopover Orlando International Airport, FL
09h 05min, from $ 213
8 %

Important flight information

Flight information: Chicago - Louisville

Roundtrip from $ 202,38
Flight duration min. 01:10 / max. 01:31
Return flight duration min. 01:15/ max. 08:40
Distance 443 km
Flights per week 96
Departure airport Airport Chicago-IL, all airports (CHI)
Arrival airport Airport Louisville International Airport, KY (SDF)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Louisville
Flight destinations with a similar price
Flight destinations with a similar price