Distance From Stillwater Regional Airport to Sofia Airport, SWO - SOF Distance

The distance from Stillwater Regional Airport (SWO) to Sofia Airport (SOF) is 5826 miles or 9376 kilometers or 5059 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 Stillwater ( United States ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between Stillwater and Sofia takes around 13 hours 23 minutes.

Estimated flight time from Stillwater Regional Airport, Stillwater, United States to Sofia Airport, Sofia, Bulgaria is 13 hours 23 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 • SWO - SOF

Kilometers		9376 km
Statute Miles		5826 miles
Nautical Miles		5059 nm
Avg. Time of Flight		13 hours 23 minutes

Stillwater Regional Airport to Sofia Airport Flight Route Map - SWO to SOF Flight Path

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

Click to see flight route on Google Map between Stillwater, United States and Sofia, Bulgaria. .

Nonstop flight route between Stillwater, United States and Sofia, Bulgaria.

Time Difference Between the Airports • SWO - SOF

Time difference between Stillwater (United States) and Sofia (Bulgaria) is 9 Hours.
Sofia time is 9 Hours ahead of Stillwater.

Location	Local Time
Stillwater (United States)	2026-08-03, 06:24:21 MDT
Sofia (Bulgaria)	2026-08-03, 15:24:21 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

Stillwater Regional Airport (SWO / KSWO) Stillwater, United States

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria