The flight distance from Kotlas Airport (KSZ) in Kotlas, Russia to Sofia Airport (SOF) in Sofia, Bulgaria is 2,577 kilometers (1,601 miles / 1,392 nautical miles). The estimated flight time for this route is approximately 4h, flying southwest at a heading of 228°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

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

Time zone information: When it's 15:45 in Kotlas, it's 14:45 in Sofia.

There is a significant elevation difference of 1,558 feet between the two airports. Sofia Airport sits higher than Kotlas Airport.

The return flight from Sofia (SOF) to Kotlas (KSZ) follows a heading of 29° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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