From Stockholm Skavsta airport fly to Sofia airport then train to Sofia. 6hrs 39min $162. From Stockholm Skavsta airport fly to Thessaloniki airport, line 78 bus to Thessaloniki, then bus to Sofia. 11hrs 03min $191. From Stockholm Skavsta airport fly to Skopje airport, bus to Skopje, then bus to Sofia. 11hrs 43min $173. From Stockholm Skavsta airport fly to Belgrade airport, bus to Belgrade, bus to Niš, then bus to Sofia. 12hrs 44min $171. From Skavsta flygplats line 515 bus to Nyköping, bus to Ljubljana, then bus to Sofia. 45hrs 41min $309. From Skavsta flygplats bus to Norrköping, Bus to Bucuresti Nord Gara A, then train to Sofia. 2days 23hrs. From Stockholm Skavsta drive to Sofia. 30hrs 58min $600.
Operators: Wizzair Jat Airways Ryanair Lufthansa Vueling Airlines LOT Alitalia TAROM Austrian Bulgarian Railways (BDZh) Urban Transportation of Thessaloniki Crazy holidays SAS mk Nikola Tesla Airport Shuttle Nis Ekspres Matpu Länstrafiken Globtour Florentia Bus Flygbussarna Brianna Tour Romanian Railways (CFR)