Distance From Pui To Shan (Castle Peak) Helipad to Seattle–Tacoma International Airport

The distance from Pui To Shan (Castle Peak) Helipad () to Seattle–Tacoma International Airport (SEA) is 6483 miles or 10432 kilometers or 5630 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 Seattle ( United States )?

A one-way nonstop (direct) flight between Tuen Mun and Seattle takes around 14 hours 54 minutes.

Estimated flight time from Pui To Shan (Castle Peak) Helipad, Tuen Mun, Hong Kong to Seattle–Tacoma International Airport, Seattle, United States is 14 hours 54 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 • - SEA

Kilometers		10432 km
Statute Miles		6483 miles
Nautical Miles		5630 nm
Avg. Time of Flight		14 hours 54 minutes

Pui To Shan (Castle Peak) Helipad to Seattle–Tacoma International Airport Flight Route Map - to SEA Flight Path

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

Click to see flight route on Google Map between Tuen Mun, Hong Kong and Seattle, United States. .

Nonstop flight route between Tuen Mun, Hong Kong and Seattle, United States.

Time Difference Between the Airports • - SEA

Time difference between Tuen Mun (Hong Kong) and Seattle (United States) is 14 Hours.
Seattle time is 14 Hours behind Tuen Mun.

Location	Local Time
Tuen Mun (Hong Kong)	2026-05-05, 00:15:02 HKT
Seattle (United States)	2026-05-04, 10:15:02 MDT

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

Seattle–Tacoma International Airport (SEA / KSEA) Seattle, United States