The flight distance from Kitakyushu Airport (KKJ) in Kitakyushu, Japan to Sofia Airport (SOF) in Sofia, Bulgaria is 8,770 kilometers (5,450 miles / 4,736 nautical miles). The estimated flight time for this route is approximately 11h, flying northwest at a heading of 314°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Japan 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 01:30 in Kitakyushu, it's 19:30 in Sofia. With a 6-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,721 feet between the two airports. Sofia Airport sits higher than Kitakyushu Airport.

The return flight from Sofia (SOF) to Kitakyushu (KKJ) follows a heading of 54° (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 Kitakyushu Airport (KKJ) and Sofia Airport (SOF) detail pages, or use our flight duration calculator to compare other routes.