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$39+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SDF
Apr 30 — May 71
Wed 4/30
Wed 5/7
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 April 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$162
(United Airlines)

One-way from

$39
(United Airlines)

Popular in

February

Cheapest in

August

Average price

$326

Good round-trip deal

$249 or less

Good one-way deal

$117 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Louisville Intl flights.
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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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Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
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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 April 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 April 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 5/165:57 pmORD - SDF
Nonstop1h 28mUnited Airlines
Sat 5/177:00 amSDF - ORD
Nonstop1h 36mUnited Airlines
Deal found 4/23$162
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Thu 6/58:20 pmORD - SDF
Nonstop1h 39mAmerican Airlines
Sat 6/217:00 amSDF - ORD
Nonstop1h 45mAmerican Airlines
Deal found 4/24$163
This Delta deal was found by Cheapflights users on 4/25. 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.
Mon 6/25:30 amORD - SDF
1 stop5h 25mDelta
Mon 6/96:00 amSDF - ORD
1 stop5h 09mDelta
Deal found 4/25$177
This Mytrip deal was found by Cheapflights users on 4/25. 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.
Thu 5/1510:00 amORD - SDF
1 stop24h 02mSpirit Airlines
Mon 5/199:55 amSDF - ORD
1 stop22h 32mSpirit Airlines
Deal found 4/25$197
This Southwest deal was found by Cheapflights users on 4/24. 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.
Thu 6/51:30 pmORD - SDF
1 stop5h 25mSouthwest
Sat 6/215:30 amSDF - ORD
1 stop7h 20mSouthwest
Deal found 4/24$218
This Mytrip deal was found by Cheapflights users on 4/24. 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.
Sun 5/1110:33 amORD - SDF
2 stops25h 39mMultiple Airlines
Mon 5/126:19 pmSDF - ORD
1 stop15h 31mMultiple Airlines
Deal found 4/24$305

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 April 25, 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

Fri 5/16

5:57 pm-8:25 pm

Nonstop1h 28m

Louisville Intl

Sat 5/17

7:00 am-7:36 am

Nonstop1h 36m

$162

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Thu 6/5

8:20 pm-10:59 pm

Nonstop1h 39m

Louisville Intl

Sat 6/21

7:00 am-7:45 am

Nonstop1h 45m

$163

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Mon 6/2

5:58 pm-12:05 am

1 stop5h 07m

Louisville Intl

Mon 6/9

3:24 pm-9:24 pm

1 stop7h 00m

$177

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Thu 5/15

10:00 am-11:02 am

1 stop24h 02m

Louisville Intl

Mon 5/19

9:55 am-7:27 am

1 stop22h 32m

$197

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Thu 6/5

1:30 pm-7:55 pm

1 stop5h 25m

Louisville Intl

Sat 6/21

5:30 am-11:50 am

1 stop7h 20m

$218

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Sun 5/11

10:33 am-1:12 pm

2 stops25h 39m

Louisville Intl

Mon 5/12

6:19 pm-8:50 am

1 stop15h 31m

$305

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Mon 5/26

7:40 pm-10:14 pm

Nonstop1h 34m

$39

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Wed 6/25

8:20 pm-10:59 pm

Nonstop1h 39m

$46

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Tue 6/3

7:30 am-4:25 pm

1 stop7h 55m

$49

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Sat 5/24

6:24 am-12:01 pm

1 stop4h 37m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 13 results
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Compare providers for flights from O'Hare Intl to Louisville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Louisville in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Louisville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 18, 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 April 25, 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 12% on the flight price compared to flying at noon, 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 March 30, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Louisville flight should consider departing on Saturday afternoons 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 April 25, 2025.

The most flights from ORD to SDF are scheduled on a Friday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 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 April 25, 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
4,289 reviews

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,289 reviews
Southwest
8.0
Very good
4,289 reviews

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,289 reviews

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,289 reviews

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,289 reviews

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Sun Country Air
6.9
Okay
347 reviews
Southwest
8.0
Very good
4,289 reviews

Crew

8.6

Overall

8.0

Food

7.1

Entertainment

7.6

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

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 $162, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Louisville.Alternate airlines to your destination round-trip include American Airlines and Delta. United Airlines is 47% 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 ($39), American Airlines ($46), and Southwest ($49).

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

    Consider Copa Airlines (94%), Air Wisconsin (86%) or Royal Jordanian (81%) 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 $255 for a flight from Chicago O'Hare Intl Airport to Louisville. The cheapest flight overall is $48 while the most popular route, (Chicago O'Hare Intl - Louisville Intl) is currently priced at $77.

  • 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
Jeffersonville
Corydon
Elizabethtown
Bardstown

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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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$117Average$277FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$118Average$309FlexibilityNo cancel feeOn-time69%

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