The flight distance from Klagenfurt Airport (KLU) in Klagenfurt am Worthersee, Austria to Sofia Airport (SOF) in Sofia, Bulgaria is 840 kilometers (522 miles / 453 nautical miles). The estimated flight time for this route is approximately 2h, flying east southeast at a heading of 118°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is an international route connecting Austria with Bulgaria. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 19:37 in Klagenfurt am Worthersee, it's 20:37 in Sofia.

The return flight from Sofia (SOF) to Klagenfurt am Worthersee (KLU) follows a heading of 305° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Klagenfurt Airport (KLU) and Sofia Airport (SOF) detail pages, or use our flight duration calculator to compare other routes.