An Etymological Dictionary of the German Language/Flug

by Friedrich Kluge

Flug, m., ‘act of flying, flight, flock,’ from MidHG. vluc (pl. vlüge), OHG. fluy, m.; corresponding to AS. flyge, OIc. flugn, m., ‘flight’; verbal abstract of fliegen. For another form see under Flucht. Goth. *flugi- and *flauhti- are wanting. —