Greek capital, to airlines (3 letters)

{ Answer }

ATH

{ Related Clues }

Jock: Abbr.
N.F.L.'er or N.B.A.'er
Olympian: Abbr.
Olympic abbr.
School dept.
Of sports: Abbr.
Suburb of Brussels
Any N.F.L. player
Clty SW of Brussels
Decathlon participant: Abbr.
High-school dept.
Letter getter: Abbr.
Letter wearer: Abbr.
Muscular; agile: Abbr.
N.C.A.A. part: Abbr.
N.C.A.A. participant: Abbr.
Olympian, e.g.: Abbr.
Olympic entrant: Abbr.
Olympics entrant: Abbr.
Olympics participant: Abbr.
Part of N.C.A.A.: Abbr.
Sporting figure: Abbr.
Town sprouting near Brussels
Greece's capital, in its airport code

{ Tags }

abbr, airlines, airport, ath, brussels, capital, dept, eg, entrant, greek, jock, letter, ncaa, olympian, olympic, olympics, part, participant, school, sporting, town

{ Notes }

The answer ATH is uncommon, appearing about once every 375 puzzles.