From Slavija bus to Belgrade airport, fly to Tehran Imam Khomeini airport, bus to Azadi Square, then taxi to Tehran. 11hrs 23min 232 €. From Slavija bus to Belgrade airport, fly to Tehran Mehrabad airport, then taxi to Tehran. 17hrs 55min 262 €. From Belgrade bus to Niš, bus to Istanbul, then bus to Tehran Beyhaghi Terminal. 2days 06hrs 100 €. From Beograd train to Sofia, bus to Yenikapı, Car ferry to Kadikoy, Metro to Kartal Köprüsü, line 251 bus to Pendik, train to Ankara Garı, then train to Tehran station. 4days 12hrs 132 €. From Belgrade drive to Tehran. 41hrs 39min 485 €.
Operators: Nikola Tesla Airport Shuttle Turkish Airlines Alitalia Aeroflot Lufthansa Flydubai Austrian Etihad Airways Pegasus Qatar Airways Iran Air Jat Airways Mahan Airlines Iraqi Airways Iran Aseman Iran Air Tours Nis Ekspres Sportturist Seiro Safar Serbian Railways (ŽS) Metro Plus Istanbul Deniz Otobusleri Istanbul Ulasim IETT T.C. Devlet Demiryolları