The distance from Boeing Renton Ramp Site Nr 2 Heliport () to Sofia Airport (SOF) is 5861 miles or 9433 kilometers or 5090 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.
9433 kilometers is the direct flight distance between Boeing Renton Ramp Site Nr 2 Heliport (United States) and Sofia Airport (Bulgaria).
How long does it take to travel from Renton ( United States ) to Sofia ( Bulgaria )?
A one-way nonstop (direct) flight between Renton and Sofia takes around 13 hours 28 minutes.
Estimated
flight time from Boeing Renton Ramp Site Nr 2 Heliport, Renton, United States to Sofia Airport, Sofia, Bulgaria is
13 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 | | 9433 km |
| Statute Miles | | 5861 miles |
| Nautical Miles | | 5090 nm |
| Avg. Time of Flight | | 13 hours 28 minutes |
Boeing Renton Ramp Site Nr 2 Heliport to Sofia Airport Flight Route Map - to SOF Flight Path
Location of Boeing Renton Ramp Site Nr 2 Heliport & Sofia Airport is given below.
Click the map to view Renton to Sofia nonstop flight path and travel direction.
Click to see flight route on Google Map between Renton, United States and Sofia, Bulgaria. .
Nonstop flight route between Renton, United States and Sofia, Bulgaria.
Time Difference Between the Airports • - SOF
Time difference between
Renton (United States) and
Sofia (Bulgaria) is 9 Hours.
Sofia time is 9 Hours ahead of Renton.
| Location | Local Time |
| Renton (United States) | 2025-12-13, 21:12:21 MST |
| Sofia (Bulgaria) | 2025-12-14, 06:12:21 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.