Louisville Muhammad Ali International Airport frequencies
Louisville Muhammad Ali International Airport (SDF · KSDF) in Louisville, KY is a towered field, staffed 24 hours. Every frequency below is in the order you tune it, from the first call to the handoff on climb out. · Open on the map
All of Louisville Muhammad Ali International Airport — runways, frequencies, charts and live weatherBefore taxi Louisville
- ATIS 118.725
- A recorded loop of the field's weather, active runway and any notices, updated hourly or whenever conditions change. Listen before your first call, and tell the controller which letter you have so they do not read it to you again.
- Clearance 126.1
- Clearance delivery issues your IFR clearance, and at busier fields your VFR departure instructions and squawk code. Call before you request taxi, with the ATIS letter and your intended direction of flight.
Taxi & takeoff Louisville
- Ground 121.7
- Ground control owns every taxiway and inactive runway on the field. Call for taxi with your position and destination on the field. You need an explicit clearance to cross any runway, including one that is not in use.
- Tower 124.2
- Tower owns the active runways and the surrounding surface area. Call before entering the surface area inbound, and hold short until you are cleared to take off or to cross.
Departure & arrival Louisville
- App/Dep 123.675 (170-349), 132.075 (350-169)
- One radar controller working both arrivals and departures — normal at a smaller TRACON. The same frequency takes your climb out and your inbound call.
Arrival Louisville
- Approach 134.15
- Approach control is the radar facility sequencing arrivals into the area. Call inbound for flight following or an instrument approach, with your position, altitude and request.
Also
- UNICOM 122.95
- A ground station run by the FBO rather than the FAA, for fuel, parking and airport services. Use it for services. Where the field has no separate CTAF, the same frequency doubles as the advisory frequency.
- Emergency 121.5
- 121.5 is the international emergency and distress frequency, monitored continuously. Declare on it if you are in trouble, and monitor it as a second radio when you have one free.
By procedure & sector (8 more)
| 123.675 | CLASS C (170-349) |
|---|---|
| 132.075 | CLASS C (350-169) |
| 243.0 | EMERG |
| 257.8 | LCL/P |
| 268.1 | ANG OPS |
| 275.8 | CD/P |
| 327.0 | APCH/P DEP/P, CLASS C |
| 348.6 | GND/P |
Every KSDF frequency, as one table
| ATIS | 118.725 |
|---|---|
| Clearance | 126.1 |
| Ground | 121.7 |
| Tower | 124.2 |
| UNICOM | 122.95 |
| Emergency | 121.5 |
| Approach | 134.15 |
| App/Dep | 123.675 · 170-349 |
| App/Dep | 132.075 · 350-169 |
Frequently asked
What is the tower frequency at KSDF?
Louisville Muhammad Ali International Airport tower is 124.2, calling "Louisville Tower". The tower is staffed 24 hours.
What is the ground frequency at KSDF?
Ground control at Louisville Muhammad Ali International Airport is 121.7. You need an explicit clearance from ground to cross any runway while taxiing, including one that is not in use.
What is the ATIS frequency at KSDF?
ATIS at Louisville Muhammad Ali International Airport is 118.725. Listen before your first call and report the letter you have.
What is the approach frequency for KSDF?
Approach for Louisville Muhammad Ali International Airport is 134.15, working as "Louisville". Call inbound for flight following or to begin an instrument approach.
Where do I get my clearance at KSDF?
Clearance delivery at Louisville Muhammad Ali International Airport is 126.1. Call before requesting taxi, with the current ATIS letter and your direction of flight.
More about KSDF
Frequencies from FAA NASR. For planning and education only; always verify against official sources.