From Tulcea bus to Brăila then bus to Otopeni Airport. 5 h 85 lei. From Tulcea bus to Otopeni Airport. 5 h 33 min 81 lei. From Tulcea Oras train to Gara de Nord, subway to Piața Victoriei station, then line 783 bus to Bucharest Otopeni Airport. 6 h 5 min 71 lei. From Tulcea drive to Bucharest Otopeni Airport (OTP). 3 h 44 min 138 lei.