Distance From Southern Natural Gas County Heliport to Sofia Airport

The distance from Southern Natural Gas County Heliport () to Sofia Airport (SOF) is 5877 miles or 9458 kilometers or 5104 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 St Bernard ( United States ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between St Bernard and Sofia takes around 13 hours 30 minutes.

Estimated flight time from Southern Natural Gas County Heliport, St Bernard, United States to Sofia Airport, Sofia, Bulgaria is 13 hours 30 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		9458 km
Statute Miles		5877 miles
Nautical Miles		5104 nm
Avg. Time of Flight		13 hours 30 minutes

Southern Natural Gas County Heliport to Sofia Airport Flight Route Map - to SOF Flight Path

Location of Southern Natural Gas County Heliport & Sofia Airport is given below.
Click the map to view St Bernard to Sofia nonstop flight path and travel direction.

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

Nonstop flight route between St Bernard, United States and Sofia, Bulgaria.

Time Difference Between the Airports • - SOF

Time difference between St Bernard (United States) and Sofia (Bulgaria) is 7 Hours.
Sofia time is 7 Hours ahead of St Bernard.

Location	Local Time
St Bernard (United States)	2026-09-23, 20:24:41 EDT
Sofia (Bulgaria)	2026-09-24, 03:24:41 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

Southern Natural Gas County Heliport ( / 7LA6) St Bernard, United States

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria