The duration of the flight depends on your departure and arrival airport. Here are some examples: A flight from Atlanta to Cluj Napoca takes 22h 19m. A flight from Las Vegas to Bucharest takes 24h 38m. A flight from Jacksonville to Bucharest takes 22h 51m. A flight from Portland to Timișoara takes 29h 24m. The durations indicated correspond to the shortest flights found on these routes.