| Answer | Crossword Clue |
|---|---|
| ECHELON | Flying formation of planes. |
| AERO | Of planes and flying |
| AERO | Relating to planes and flying |
| SSTS | Former fast-flying planes: Abbr. |
| VEE | Formation of flying geese |
| VEE | Flying formation |
| ECHELON | Flying formation |
| VEE | Flying geese formation |
| VEE | Flock's flying formation |
| ECH | Flying formation: Abbr. |
| VEE | Geese's flying formation |
| GEESE | Ones flying in formation |
| GEESE | Birds flying in a V formation |
| GEESE | Birds flying in a vee formation |
| PEELED | Left a flying formation, with "off" |
