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$49+ Cheap flights from O'Hare Intl (ORD) to Louisville (SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDF
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Louisville Intl are usually found in August or January, booked 29 days in advance, depart on a Saturday or Tuesday and return on a Thursday

Cheap flight deals from O'Hare Intl to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 12, 2025.

Round-trip from

$97
(United Airlines)

One-way from

$49
(United Airlines)

Popular in

September

Cheapest in

August

Average price

$319

Good round-trip deal

$207 or less

Good one-way deal

$137 or less
From Chicago O'Hare Intl to Louisville Intl
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One-way flight from Chicago O'Hare Intl to Louisville Intl
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Louisville Intl.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Louisville Intl.
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Find flight deals from O'Hare Intl to Louisville

Cheapest flights from O'Hare Intl to Louisville
Explore the most affordable flight options available from O'Hare Intl to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/77:25 amORD - SDF
Nonstop1h 32mUnited Airlines
mar. 8/126:08 pmSDF - ORD
Nonstop1h 42mUnited Airlines
Deal found 6/10$97
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/71:50 pmORD - SDF
1 stop8h 40mSouthwest
mar. 8/125:30 amSDF - ORD
1 stop7h 20mSouthwest
Deal found 6/10$122
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/3111:40 amORD - SDF
Nonstop1h 23mAmerican Airlines
lun. 8/42:33 pmSDF - ORD
Nonstop1h 38mAmerican Airlines
Deal found 6/10$169
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/95:35 amORD - SDF
1 stop5h 12mDelta
lun. 8/182:56 pmSDF - ORD
1 stop4h 09mDelta
Deal found 6/10$177
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/41:34 pmORD - SDF
1 stop21h 55mSpirit Airlines
lun. 7/71:57 pmSDF - ORD
1 stop20h 41mSpirit Airlines
Deal found 6/11$183
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/87:56 amORD - SDF
2 stops24h 00mMultiple Airlines
mié. 7/94:31 pmSDF - ORD
2 stops22h 42mMultiple Airlines
Deal found 6/10$245

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Louisville that are best for you.

Fly from

O'Hare Intl

Fly to

Louisville

Route

Depart

Return

Price

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

jue. 8/7

7:25 am-9:57 am

Nonstop1h 32m

Louisville Intl

mar. 8/12

6:08 pm-6:50 pm

Nonstop1h 42m

$97

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

jue. 8/7

1:50 pm-11:30 pm

1 stop8h 40m

Louisville Intl

mar. 8/12

5:30 am-11:50 am

1 stop7h 20m

$122

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

jue. 7/31

11:40 am-2:03 pm

Nonstop1h 23m

Louisville Intl

lun. 8/4

2:33 pm-3:11 pm

Nonstop1h 38m

$169

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

sáb. 8/9

5:35 am-11:47 am

1 stop5h 12m

Louisville Intl

lun. 8/18

2:56 pm-6:05 pm

1 stop4h 09m

$177

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

vie. 7/4

1:34 pm-12:29 pm

1 stop21h 55m

Louisville Intl

lun. 7/7

1:57 pm-9:38 am

1 stop20h 41m

$183

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mar. 7/8

7:56 am-8:56 am

2 stops24h 00m

Louisville Intl

mié. 7/9

4:31 pm-2:13 pm

2 stops22h 42m

$245

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

lun. 8/11

7:25 am-9:57 am

Nonstop1h 32m

$49

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

jue. 8/7

11:46 am-2:12 pm

Nonstop1h 26m

$50

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mié. 8/13

1:50 pm-7:55 pm

1 stop5h 05m

$59

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

jue. 8/7

5:35 am-11:45 am

1 stop5h 10m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 results
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Best time to book a flight from O'Hare Intl to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Louisville

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Louisville?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Louisville. Price data was last updated on June 9, 2025.

The price you pay for your flight from Chicago O'Hare Intl Airport to Louisville may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Louisville?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Louisville (average of $299). Flying from Chicago O'Hare Intl Airport to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to SDF?

Find hourly flight availability from O'Hare Intl to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Louisville in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Louisville?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Louisville. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Louisville flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Louisville

Explore weekly flight availability from O'Hare Intl to Louisville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 12, 2025.

The most flights from ORD to SDF are scheduled on a Wednesday (36 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (28 on average).

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated junio 12, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Chicago to Louisville have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,052 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Chicago O'Hare Intl?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly into when you book flights from Chicago O'Hare Intl to Louisville. 2 airlines have flights to Louisville Intl from Chicago O'Hare Intl on a regular basis. Booking flights from Chicago O'Hare Intl to Louisville Intl should not be difficult; the airport handles an average of 32 inbound flights from Chicago O'Hare Intl per day.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Louisville round-trip?

    United Airlines, at $97, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Louisville.Alternate airlines to your destination round-trip include Southwest and American Airlines. United Airlines is 69% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Louisville one-way?

    The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to Louisville are United Airlines ($49), American Airlines ($50), and Southwest ($59).

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Louisville?

    Consider GoJet (100%), Copa Airlines (96%) or ANA (91%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to Louisville.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Louisville?

    On average you can expect to pay $264 for a flight from Chicago O'Hare Intl Airport to Louisville. The cheapest flight overall is $68 while the most popular route, (Chicago O'Hare Intl - Louisville Intl) is currently priced at $97.

  • Can I find deals for flights from O'Hare Intl to Louisville that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Louisville.

  • Can I find deals for business class flights from O'Hare Intl to Louisville?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Louisville (average of $299). Flying from Chicago O'Hare Intl Airport to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from O'Hare Intl to Louisville

Discover the top 2 airlines that operate flights from O'Hare Intl to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$105Average$275FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$119Average$324FlexibilityNo cancel feeOn-time69%

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