AIRROUTE

Set to 2 different clues across 2 published puzzles, most often “Overhead corridor” — The New York Times, Friday, 19 February 2010.

8 letters

Every clue on record, most used first

Overhead corridoronce
The New York Times — Friday, 19 February 2010
Main way to a 49-Across, maybeonce
The New York Times — Friday, 17 September 2004