The flight distance from Zonguldak Airport (ONQ) in Zonguldak, Turkey to Sofia Airport (SOF) in Sofia, Bulgaria is 728 kilometers (452 miles / 393 nautical miles). The estimated flight time for this route is approximately 2h, flying west northwest at a heading of 283°.

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 Turkey with Bulgaria. It is an intercontinental flight between Asia and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 15:33 in Zonguldak, it's 15:33 in Sofia.

There is a significant elevation difference of 1,703 feet between the two airports. Sofia Airport sits higher than Zonguldak Airport.

The return flight from Sofia (SOF) to Zonguldak (ONQ) follows a heading of 98° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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