Distance From Kwail Air Base to Sofia Airport

The distance from Kwail Air Base () to Sofia Airport (SOF) is 4989 miles or 8029 kilometers or 4333 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Kwail ( North Korea ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between Kwail and Sofia takes around 11 hours 28 minutes.

Estimated flight time from Kwail Air Base, Kwail, North Korea to Sofia Airport, Sofia, Bulgaria is 11 hours 28 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - SOF

Kilometers		8029 km
Statute Miles		4989 miles
Nautical Miles		4333 nm
Avg. Time of Flight		11 hours 28 minutes

Kwail Air Base to Sofia Airport Flight Route Map - to SOF Flight Path

Location of Kwail Air Base & Sofia Airport is given below.
Click the map to view Kwail to Sofia nonstop flight path and travel direction.

Click to see flight route on Google Map between Kwail, North Korea and Sofia, Bulgaria. .

Nonstop flight route between Kwail, North Korea and Sofia, Bulgaria.

Time Difference Between the Airports • - SOF

Time difference between Kwail (North Korea) and Sofia (Bulgaria) is 6 Hours.
Sofia time is 6 Hours behind Kwail.

Location	Local Time
Kwail (North Korea)	2026-08-09, 04:09:09 KST
Sofia (Bulgaria)	2026-08-08, 22:09:09 EEST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Kwail Air Base ( / ) Kwail, North Korea

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria