The distance from East Penn Airport () to Sofia Airport (SOF) is 4786 miles or 7703 kilometers or 4157 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.
7703 kilometers is the direct flight distance between East Penn Airport (United States) and Sofia Airport (Bulgaria).
How long does it take to travel from Andreas ( United States ) to Sofia ( Bulgaria )?
A one-way nonstop (direct) flight between Andreas and Sofia takes around 11 hours 0 minutes.
Estimated
flight time from East Penn Airport, Andreas, United States to Sofia Airport, Sofia, Bulgaria is
11 hours 0 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 | | 7703 km |
| Statute Miles | | 4786 miles |
| Nautical Miles | | 4157 nm |
| Avg. Time of Flight | | 11 hours 0 minutes |
East Penn Airport to Sofia Airport Flight Route Map - to SOF Flight Path
Location of East Penn Airport & Sofia Airport is given below.
Click the map to view Andreas to Sofia nonstop flight path and travel direction.
Click to see flight route on Google Map between Andreas, United States and Sofia, Bulgaria. .
Nonstop flight route between Andreas, United States and Sofia, Bulgaria.
Time Difference Between the Airports • - SOF
Time difference between
Andreas (United States) and
Sofia (Bulgaria) is 6 Hours.
Sofia time is 6 Hours ahead of Andreas.
| Location | Local Time |
| Andreas (United States) | 2026-03-20, 02:52:06 EDT |
| Sofia (Bulgaria) | 2026-03-20, 08:52:06 EET |
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.