₩108,400 Cheap Flights from Chicago (CHI) to Louisville (SDF)

View ₩108,400 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Chicago to Louisville, KY (SDF-Louisville Intl.)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Chicago to Louisville (CHI-SDF)

Prices were available within the past 7 days and start at ₩108,400 for one-way flights and ₩394,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩394,100 Roundtrip, just found
₩394,100
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩394,100 just found
United
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩394,100 Roundtrip, just found
₩394,100
Roundtrip
just found
Select United flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩394,100 just found
American Airlines
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩408,100 Roundtrip, just found
₩408,100
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩408,100 just found
United
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩421,300 Roundtrip, just found
₩421,300
Roundtrip
just found
Select United flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩421,300 just found
American Airlines
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩479,700 Roundtrip, just found
₩479,700
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩479,700 just found
United
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩499,900 Roundtrip, just found
₩499,900
Roundtrip
just found
Select United flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩499,900 just found
United
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩500,000 Roundtrip, just found
₩500,000
Roundtrip
just found
Select United flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩500,000 just found
American Airlines
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩514,000 Roundtrip, just found
₩514,000
Roundtrip
just found
Select American Airlines flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩514,000 just found
United
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩527,100 Roundtrip, just found
₩527,100
Roundtrip
just found
Select United flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩527,100 just found
Delta
Fri, Oct 31 - Fri, Nov 7
ORD
Chicago
SDF
Louisville
₩588,300 Roundtrip, just found
₩588,300
Roundtrip
just found
Select Delta flight, departing Fri, Oct 31 from Chicago to Louisville, returning Fri, Nov 7, priced at ₩588,300 just found

Find the cheapest month to fly from Chicago (CHI) to Louisville (SDF)

August is typically the cheapest month to fly

From ₩108,042 - ₩537,695 per traveler.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Louisville Intl.
Roundtrip price
₩394,100
Distance
457 km

Book with confidence

Illinois to Louisville Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Illinois to Louisville will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Louisville.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with CHI to SDF flights that won’t make your bank account wince. Ready to temporarily leave behind Illinois for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SDF with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Illinois to Louisville Flights

Explore a world of travel with Expedia

Chicago nearby Airports

Chicago

*Available to Expedia members.