The flight distance from Niigata Airport (KIJ) in Niigata, Japan to Sofia Airport (SOF) in Sofia, Bulgaria is 8,946 kilometers (5,559 miles / 4,831 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 318°.

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 22:26 in Niigata, it's 15:26 in Sofia. With a 7-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 1,713 feet between the two airports. Sofia Airport sits higher than Niigata Airport.

The return flight from Sofia (SOF) to Niigata (KIJ) follows a heading of 46° (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 Niigata Airport (KIJ) and Sofia Airport (SOF) detail pages, or use our flight duration calculator to compare other routes.