poletati

1. (of an aircraft) to take off; to depart
   Naš avion poleće u deset sati. — Our plane takes off at ten o'clock.
   Avioni ovde poleću svakih pet minuta. — Planes take off here every five minutes.
2. (of birds) to fly up; to take wing
   Golubovi poleću čim neko priđe. — The pigeons fly up as soon as someone approaches.

The perfective is poleteti; present tense: poleće.