The final conversation between the pilots of Comair Flight 5191 and the lone air traffic controller on duty at Blue Grass Airport in Lexington, Ky., may be made public as early as next week.
The Federal Aviation Administration, which owns the recordings, usually releases such recordings along with a transcript after the National Transportation Safety Board releases them from its investigation.
FAA spokeswoman Laura Brown said that there was not yet a firm timetable for release but that it would not come before midweek.
The NTSB is conducting the investigation into the Aug. 27, 2006, accident that killed 49 people. The plane crashed on a nearby horse farm when it attempted to take off down the wrong runway, which was too short for the commercial jet.