The cheapest times to fly from ORD to SDF are
- August 6th to February 25th (except the weeks of November 19th, November 26th, and December 17th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to SDF is mid to late September. Prices can be as high as $493 for Thursday flights during mid March, or as low as $167 for Tuesday flights around mid to late September.
When to Fly to Louisville
Flying from Chicago, IL (ORD) to Louisville, KY (SDF) will usually cost between $174 to $319 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $186. Due to high demand the most expensive time to fly is mid March, with an average price of $301. Planning your trip to low-cost times can easily save you $114 on economy flights and even more on first-class flights. Generally, any price below $212 can be considered a good price for a round-trip ORD to SDF flight.
See below for a graph of average weekly prices for the ORD to SDF route. All prices are for round-trip tickets in USD.
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Compared to other flights, the ORD to SDF flight is much cheaper than the average and costs much less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.46, which is a bit above average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Thursdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $35 (15%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $202. Return trip prices are from the SDF to ORD flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
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Return Trip Prices by Day
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Nonstop Flights and Layovers
Travelers looking to fly from ORD to SDF can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 30 minutes may be realistic.
Alternative Nearby Airports
Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from ORD to SDF while comparing.
- 84 miles (135 km) away from SDF
- Usually 22.93% less expensive than SDF
- Nonstop flights available
- 84 miles (135 km) away from SDF
- Usually 12.77% less expensive than SDF
- 1-layover flights available
- 111 miles (179 km) away from SDF
- Usually 5.91% less expensive than SDF
- Nonstop flights available
Flight Questions Answered
Still have questions about flying from ORD to SDF? We’ve got answers.
Which airlines fly this route?
You can find 5 major airlines flying this route most often: American, Delta, Frontier, Qantas, United, and potentially more during busy seasons.
How far away is it from Louisville International-Standiford Field Airport to Chicago O’Hare International Airport?
The distance between the two airports is roughly 287 miles or 462 kilometers.
How long does it take to fly from ORD to SDF?
The real-world flight time for a nonstop ORD to SDF flight is about 1 hour 30 minutes.
How many flights go between Chicago, IL and Louisville, KY?
It depends on the day of the week and the date, but a typical day might have around 64 available flights from ORD to SDF.
Airport Location Info
Departing Airport
Origination code | ORD |
Origination airport name | Chicago O’Hare International Airport |
City | Chicago, IL |
Country | the United States |
Latitude | 42 |
Longitude | -87.9 |
Return Airport
Destination code | SDF |
Destination airport name | Louisville International-Standiford Field Airport |
City | Louisville, KY |
Country | the United States |
Latitude | 38.2 |
Longitude | -85.7 |
Late and Early Flight Data
Flights from ORD to SDF tend to depart later than the average flight. According to our recently updated data, 34% of flights departed 5 or more minutes late, and 11% of flights left 5 or more minutes early. On average you can expect to leave SDF heading for ORD about 21 minutes late. This does significantly impact arrival time, as the average landing time in Louisville, KY is about 23 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- SkyWest: 30 minutes late
- Envoy: 14 minutes late
- Some airlines not reporting
Other Resources
Flights to SDF
Flights from SDF
Popular Flights
Flights to ORD
Flights from ORD
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.