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$55 Find cheap flights from Kentucky to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 5/7. 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
0 bags
mar. 5/28
mar. 6/4

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In the last 7 days travelers have searched 43,623,357 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

December

Cheapest flight

$55
Best time to beat the crowds but there is an average 10% increase in price.
Most popular time to fly with an average 6% increase in price.
Flight from Louisville to Chicago O'Hare Airport

FAQs for booking flights from Kentucky to Chicago

  • How does KAYAK find such low prices on flights from Kentucky to Chicago?

    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 Kentucky to Chicago.

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

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

    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 Chicago with an airline and back to Kentucky with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to Chicago?

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

See more FAQs

Prefer to fly non-stop from Kentucky to Chicago?

Find which airlines fly direct from Kentucky to Chicago, which days they fly and book direct flights.

Nonstop departures

Kentucky to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

See more direct flights

Nonstop returns

Chicago to Kentucky

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aeromexico, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

See more direct flights
See more direct flights

Book cheap flights from Kentucky to Chicago

Recent round-trip flight deals

5/28mar.
nonstopUnited Airlines
1h 35mSDF-ORD
5/29mié.
nonstopUnited Airlines
1h 32mORD-SDF
$97
5/25sáb.
1 stopAmerican Airlines
6h 50mSDF-ORD
6/1sáb.
nonstopAmerican Airlines
1h 31mORD-SDF
$125
5/11sáb.
1 stopSpirit Airlines
11h 51mSDF-ORD
5/15mié.
1 stopSpirit Airlines
14h 04mORD-SDF
$149
5/17vie.
1 stopSpirit Airlines
8h 11mSDF-ORD
5/21mar.
1 stopSpirit Airlines
21h 37mORD-SDF
$153
5/28mar.
1 stopDelta
5h 55mSDF-MDW
5/29mié.
1 stopDelta
4h 42mMDW-SDF
$156
5/28mar.
1 stopDelta
5h 55mSDF-MDW
5/29mié.
2 stopsDelta
9h 38mMDW-SDF
$161
5/7mar.
2 stops
27h 12mSDF-ORD
5/9jue.
1 stop
14h 07mORD-SDF
$189
5/7mar.
2 stops
27h 12mSDF-ORD
5/9jue.
1 stop
14h 07mORD-SDF
$190
8/9vie.
1 stopSun Country Air
7h 16mSDF-ORD
8/11dom.
1 stopSun Country Air
14h 47mORD-SDF
$205
5/10vie.
1 stopSun Country Air
7h 58mSDF-ORD
5/12dom.
1 stopSun Country Air
14h 57mORD-SDF
$255

Search by stops

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Recent one-way flight deals

5/7mar.
2 stopsSpirit Airlines
17h 37mSDF-ORD
$55
5/15mié.
2 stopsSpirit Airlines
13h 52mSDF-ORD
$58
5/15mié.
1 stopSpirit Airlines
17h 09mSDF-ORD
$59
5/30jue.
nonstopUnited Airlines
1h 35mSDF-ORD
$76
5/30jue.
1 stopDelta
5h 27mSDF-MDW
$78
7/12vie.
nonstopUnited Airlines
1h 27mSDF-ORD
$112
5/10vie.
1 stopSun Country Air
7h 58mSDF-ORD
$118
5/20lun.
1 stopAmerican Airlines
4h 45mSDF-ORD
$120
7/12vie.
1 stopDelta
4h 50mSDF-ORD
$121
6/8sáb.
nonstopAmerican Airlines
1h 35mSDF-ORD
$123

Search by stops

Search by airline

Search by price

Last minute flights from Kentucky to Chicago

Last minute flight, train and bus deals

4/29lun.
nonstopUnited Airlines
1h 46mSDF-ORD
5/29mié.
nonstopUnited Airlines
1h 29mORD-SDF
$263
4/29lun.
nonstopAmerican Airlines
1h 34mSDF-ORD
5/29mié.
multi-stopAmerican Airlines
6h 14mORD-SDF
$281
4/29lun.
multi-stopAmerican Airlines
7h 18mSDF-ORD
5/29mié.
multi-stopAmerican Airlines
4h 49mORD-SDF
$289
5/3vie.
multi-stopSpirit Airlines
10h 50mSDF-ORD
5/5dom.
multi-stopSpirit Airlines
11h 31mORD-SDF
$311
5/3vie.
multi-stop
21h 06mSDF-ORD
5/5dom.
multi-stop
5h 35mORD-SDF
$318
4/29lun.
multi-stopDelta
6h 45mSDF-MDW
5/29mié.
multi-stopDelta
4h 42mMDW-SDF
$332
5/3vie.
multi-stop
27h 09mSDF-ORD
5/5dom.
multi-stop
5h 35mORD-SDF
$345
4/30mar.
multi-stopSpirit Airlines
17h 37mSDF-ORD
5/6lun.
multi-stopSpirit Airlines
24h 41mORD-SDF
$348
4/30mar.
multi-stop
24h 12mSDF-ORD
5/6lun.
multi-stop
26h 41mORD-SDF
$358
4/29lun.
multi-stopDelta
6h 38mSDF-ORD
5/29mié.
multi-stopDelta
6h 39mORD-SDF
$417

Search by stops

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Flights to Chicago

Return flight deals:

Chicago - Kentucky

Cabin classes:

$671
$590
$699
$115