The cheapest way in. Nothing listed is quicker.
Bus 84 from both terminals
84 · Sofia Urban Mobility CentrePickup, hours & luggage
Boards at. The bus stop outside Terminal 2, then the stop outside Terminal 1
EUR 0.80 by tapping a contactless bank card, phone or watch on the blue reader as you board, with transfers within 30 minutes; EUR 1.00 from the driver for a ticket with no transfer. A day on one bank card is capped at EUR 2.00; the 24-hour (EUR 3.00) and 72-hour (EUR 7.60) passes are valid.
Luggage. Two pieces of hand luggage ride free; each further piece needs its own ticket.
Hours. Weekdays about every 12 minutes by day, every 20 after 20:00, last bus 23:45; at weekends every 20 minutes from 04:30, every 35 after 20:00, last bus 23:20. Terminal 1 is six minutes after Terminal 2.