Distance From Grier Airport to Sofia Airport

The distance from Grier Airport () to Sofia Airport (SOF) is 6224 miles or 10016 kilometers or 5405 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 Boerne ( United States ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between Boerne and Sofia takes around 14 hours 18 minutes.

Estimated flight time from Grier Airport, Boerne, United States to Sofia Airport, Sofia, Bulgaria is 14 hours 18 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		10016 km
Statute Miles		6224 miles
Nautical Miles		5405 nm
Avg. Time of Flight		14 hours 18 minutes

Grier Airport to Sofia Airport Flight Route Map - to SOF Flight Path

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

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

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

Time Difference Between the Airports • - SOF

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

Location	Local Time
Boerne (United States)	2026-05-04, 20:51:48 MDT
Sofia (Bulgaria)	2026-05-05, 05:51:48 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

Grier Airport ( / 71TX) Boerne, United States

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria