Flights Louisville → Chicago
SDF → MDW
How long is the flight from Louisville to Chicago?
The flight from Louisville (SDF) to Chicago (MDW) takes about 58 min. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route overview
The flight route from Louisville to Chicago operates with an average on-time performance rate of 80%, experiencing a mean delay of 11.1 minutes per flight. Over the course of a year, this route sees 228 flights, serving a significant portion of the nearly 19.9 million passengers who travel through Chicago's airport annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Louisville (SDF) → Chicago (MDW) route is operated by Southwest Airlines. Across 614 flights monitored in recent months, 80% arrived on time (within 15 min of schedule), with an average delay of 10 minutes. The cancellation rate is 3.26%. FlightGuard's average computed risk is 24.6/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Chicago the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Louisville the average ATFM delay is 5.5 minutes.
Heading to Chicago: what to expect in this direction
Flying from Louisville (SDF) to Chicago (MDW) heads north-west for about 437 km, a flight time of roughly 58m.
Departures from Louisville on this leg cluster in the overnight window: about 35% of SDF-MDW flights take off then.
Air-traffic congestion: departing Louisville the average ATFM delay is 5.5 min (atfm); arriving into Chicago it is 5.5 min (atfm).
Across 614 tracked SDF-MDW flights, 80% left on time with an average delay of 10 min and a 3.3% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating SDF-MDW
Airports
Frequently asked questions about SDF-MDW
The flight from Louisville (SDF) to Chicago (MDW) takes about 58 min. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
On the Louisville (SDF) -> Chicago (MDW) route, on-time performance is 80% with an average delay of 10 minutes, based on 614 tracked flights.
The cancellation rate on Louisville-Chicago is 3.26% across 614 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Chicago, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
