Airport
Louisville Muhammad Ali International Airport
SDF · Louisville, KY
- IATA Code
- SDF
- ICAO Code
- KSDF
- City
- Louisville
- Country
- United States
- Website
- www.flylouisville.com
Louisville Muhammad Ali International Airport is a major airport serving Louisville, KY. Its IATA code is SDF and its ICAO code is KSDF.
The airfield sits 501 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through SDF recently? Share your experience to help other travelers.
SDF by the numbers
IATA SDF · ICAO KSDF · 501 ft elevation · Map
Loading live weather, forecasts, delays and nearby aircraft…
Official departure punctuality
Ranks #130 of 358 U.S. airports for on-time departures
- On-time departures
- 81.7%
- Less than 15 minutes late
- Cancelled
- 2.3%
- Of scheduled flights
- Average delay when late
- 89 min
- Flights arriving 15+ minutes late
- Flights tracked
- 23,065
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 36%
- Airline (crew, maintenance, cleaning) 35%
- Air traffic control & airport 24%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Busiest routes from SDF
| Route | Flights | On time |
|---|---|---|
| Chicago (ORD) | 2,795 | 79% |
| Atlanta (ATL) | 2,710 | 90% |
| Dallas-Fort Worth (DFW) | 1,994 | 76% |
| Charlotte (CLT) | 1,753 | 82% |
| Denver (DEN) | 1,096 | 84% |
| Detroit (DTW) | 1,089 | 83% |
| New York (LGA) | 1,034 | 83% |
| Washington (DCA) | 1,025 | 78% |
| Newark (EWR) | 1,019 | 87% |
| Chicago (MDW) | 976 | 84% |
Airlines departing SDF
| Airline | Flights | On-time departures |
|---|---|---|
| Republic Airways | 5,916 | 87% |
| Southwest Airlines | 5,313 | 80% |
| Delta Air Lines | 2,729 | 87% |
| American Airlines | 2,573 | 78% |
| OH | 1,899 | 77% |
| SkyWest Airlines | 1,831 | 78% |
| Envoy Air | 989 | 80% |
| Allegiant Air | 774 | 64% |
| United Airlines | 749 | 85% |
| NK | 292 | 75% |
Runways
| Runway | Length | Surface |
|---|---|---|
| 17R/35L | 11,887 ft | CON, lighted |
| 17L/35R | 8,578 ft | CON, lighted |
| 11/29 | 7,251 ft | CON, lighted |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Recorded airport information (ATIS) 118.725 MHz
- Tower 124.200 MHz
- Ground 121.700 MHz
- Clearance delivery 126.100 MHz
- Departure 123.675 MHz
- Approach 123.675 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: SDF, KSDF, Louisville airport, Louisville Muhammad Ali International Airport
Reviews
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