# Who flies Klagenfurt → Sofia nonstop?

**No airline flies Klagenfurt → Sofia nonstop in picktheflight's data. Nearest nonstop: Ljubljana (LJU) → Nis (INI) with Air Serbia (LJU is 47 km away, INI is 145 km away).**

Nearby airports with a nonstop:

- Ljubljana (LJU) (47 km away) → Niš Constantine the Great (INI) (145 km away): Air Serbia
- Treviso (TSF) (199 km away) → Sofia (SOF): Ryanair
- Ljubljana (LJU) (47 km away) → Skopje (SKP) (168 km away): Wizz Air
- Ljubljana (LJU) (47 km away) → Pristina (PRN) (195 km away): GP Aviation
- Trieste (TRS) (113 km away) → Pristina (PRN) (195 km away): Wizz Air

On picktheflight: https://picktheflight.com/?from=KLU&to=SOF · JSON: https://picktheflight.com/intents/KLU/SOF

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Data built 2026-10-12 from airline schedule tables on Wikipedia ("Airlines and destinations"), matched by exact airport article; airline booking sites from Wikidata. Schedules change. Confirm the flight on the airline's own site before booking.