Cheap Flights from Chicago, IL to Louisville, KY from $65

Return flight: Louisville – Chicago

On Cheapflightsplus.com you will find 15 direct and 494 connecting flights from Chicago to Louisville. You can compare airfare deals from 4 airlines and multiple travel sites from $65, book and save on cheap plane tickets and last minute offers. Also check out CHI-SDF flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Chicago to Louisville depends on and how to choose the most interesting flight option for you.

Distance between Chicago and Louisville is 443 miles. Time difference between the cities is 1h. Airplanes depart 05:00 to 22:15 from 7 Chicago airports and arrive 05:00 to 22:15 to 3 Louisville airports. Average flight time is 1h 31m.

  • The fastest flight 1h 29m
  • Average flight time 1h 31m
  • The earliest flight 05:00
  • The latest flight 22:15
  • Distance 276 ml

The cheapest months to travel to Louisville are august (from 65 $), may (from 94 $), june (from 94 $).

The most expensive months are october (from 128 $), july (from 117 $), september (from 109 $).

What is the lowest airfare Chicago to Louisville?

The cheapest plane ticket found by our users is $65. This airfare is for economy class on one-way UA3571 flight by United Airlines for August 28, 2025 which leaves O'Hare International in Chicago at 07:26 am and arrives at Louisville Standiford Field at 10:02.

Economy class
$65
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Business class
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First class
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Flight Schedule Chicago (Illinois) to Louisville (Kentucky)

05:51 — 09:00+1day
26h 9m flight time
Find flight
from$99
05:51 — 09:00 Chicago — Newark
NK2175 Spirit Airlines
21h 48m stop
06:48 — 09:00 Newark — Louisville
NK2732 Spirit Airlines
07:00 — 09:33
1h 33m flight time
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from$117
Chicago — Louisville
UA3682 United Airlines
07:25 — 09:57
1h 32m flight time
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from$117
Chicago — Louisville
UA5574 United Airlines
07:26 — 10:02
1h 36m flight time
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from$65
Chicago — Louisville
UA3571 United Airlines
07:26 — 10:02
1h 36m flight time
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from$109
Chicago — Louisville
UA5323 United Airlines
09:12 — 11:44+1day
25h 32m flight time
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from$104
09:12 — 11:23 Chicago — Fort Walton Beach
G43081 Allegiant Air
21h 37m stop
09:00 — 11:44 Fort Walton Beach — Louisville
G43119 Allegiant Air
10:00 — 11:02+1day
24h 2m flight time
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from$104
10:00 — 13:06 Chicago — Atlanta
NK2708 Spirit Airlines
20h 40m stop
09:46 — 11:02 Atlanta — Louisville
NK2458 Spirit Airlines
10:46 — 13:17
1h 31m flight time
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from$109
Chicago — Louisville
UA5899 United Airlines
10:55 — 13:24
1h 29m flight time
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from$104
Chicago — Louisville
UA4559 United Airlines
14:19 — 15:52+1day
24h 33m flight time
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from$94
14:19 — 17:17 Chicago — Myrtle Beach
NK2521 Spirit Airlines
21h stop
14:17 — 15:52 Myrtle Beach — Louisville
G41271 Allegiant Air
14:45 — 17:16
1h 31m flight time
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from$109
Chicago — Louisville
UA4529 United Airlines
14:56 — 17:27
1h 31m flight time
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from$104
Chicago — Louisville
UA5264 United Airlines
17:55 — 20:26
1h 31m flight time
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from$104
Chicago — Louisville
UA3598 United Airlines
19:40 — 22:14
1h 34m flight time
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from$104
Chicago — Louisville
UA3551 United Airlines
21:08 — 09:00+1day
10h 52m flight time
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from$94
21:08 — 00:29 Chicago — Newark
NK2542 Spirit Airlines
6h 19m stop
06:48 — 09:00 Newark — Louisville
NK2732 Spirit Airlines
Full flight schedule will help you in detecting at what time planes fly from Chicago to Louisville. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 13, 2025.

Popular Airlines on the Route

The flight Chicago — Louisville is served by 4 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Sun Country Airlines - 10 departures per week at the price of from $ 144 . And the most expensive tickets are offered by United Airlines airline - from $ 751.

Direct flights

There are 15 nonstop flights on the route. The fastest direct flight is UA4559 by United Airlines takes 1h 29m and the cheapest is UA3571 by United Airlines for $65.

  • UA - United Airlines
    from $65
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Connecting Flights

There are 494 flights with layovers on the route. The fastest connecting flight is UA2277 by United Airlines takes 4h 48m and the cheapest is UA3571 by United Airlines for $94.

  • SY - Sun Country Airlines
    from $144
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  • UA - United Airlines
    from $223
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  • NK - Spirit Airlines
    from $94
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  • G4 - Allegiant Air
    from $104
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Airports

You can fly from Chicago to Louisville from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).

Chicago airports

  • O'Hare International-ORD
    from $65
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  • Midway-MDW
    from $104
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
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  • Pal-Waukee-PWK
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  • Chicago NAS-NOH
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Louisville airports

  • Standiford Field-SDF
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  • Intercontinental-LJC
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  • Bowman Field-LOU
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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