Sofia, Bulgaria
Infrastructure is the weak link. The trajectory is flat — no improvement in sight.
Ranked #107 of 198 airportsBased on data from 1998–2026If SOF were a spice, it'd be flour.
Record year! 8.4M passengers in 2025, up 18% from pre-pandemic levels and a staggering 196% rebound from the 2020 COVID low.
If punctuality were a religion, this airport would be the cathedral.
Direct rail connection to terminal