Distance From Pui To Shan (Castle Peak) Helipad to Sofia Airport

The distance from Pui To Shan (Castle Peak) Helipad () to Sofia Airport (SOF) is 5211 miles or 8385 kilometers or 4525 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.

---

How long does it take to travel from Tuen Mun ( Hong Kong ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between Tuen Mun and Sofia takes around 11 hours 58 minutes.

Estimated flight time from Pui To Shan (Castle Peak) Helipad, Tuen Mun, Hong Kong to Sofia Airport, Sofia, Bulgaria is 11 hours 58 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		8385 km
Statute Miles		5211 miles
Nautical Miles		4525 nm
Avg. Time of Flight		11 hours 58 minutes

Pui To Shan (Castle Peak) Helipad to Sofia Airport Flight Route Map - to SOF Flight Path

Location of Pui To Shan (Castle Peak) Helipad & Sofia Airport is given below.
Click the map to view Tuen Mun to Sofia nonstop flight path and travel direction.

Click to see flight route on Google Map between Tuen Mun, Hong Kong and Sofia, Bulgaria. .

Nonstop flight route between Tuen Mun, Hong Kong and Sofia, Bulgaria.

Time Difference Between the Airports • - SOF

Time difference between Tuen Mun (Hong Kong) and Sofia (Bulgaria) is 5 Hours.
Sofia time is 5 Hours behind Tuen Mun.

Location	Local Time
Tuen Mun (Hong Kong)	2026-06-19, 05:51:29 HKT
Sofia (Bulgaria)	2026-06-19, 00:51:29 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

Pui To Shan (Castle Peak) Helipad ( / ) Tuen Mun, Hong Kong

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria