Distance From San Marcos Regional Airport to Hong Kong International Airport

The distance from San Marcos Regional Airport () to Hong Kong International Airport (HKG) is 8258 miles or 13289 kilometers or 7171 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 San Marcos ( United States ) to Islands ( Hong Kong )?

A one-way nonstop (direct) flight between San Marcos and Islands takes around 18 hours 59 minutes.

Estimated flight time from San Marcos Regional Airport, San Marcos, United States to Hong Kong International Airport, Islands, Hong Kong is 18 hours 59 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 • - HKG

Kilometers		13289 km
Statute Miles		8258 miles
Nautical Miles		7171 nm
Avg. Time of Flight		18 hours 59 minutes

San Marcos Regional Airport to Hong Kong International Airport Flight Route Map - to HKG Flight Path

Location of San Marcos Regional Airport & Hong Kong International Airport is given below.
Click the map to view San Marcos to Islands nonstop flight path and travel direction.

Click to see flight route on Google Map between San Marcos, United States and Islands, Hong Kong. .

Nonstop flight route between San Marcos, United States and Islands, Hong Kong.

Time Difference Between the Airports • - HKG

Time difference between San Marcos (United States) and Islands (Hong Kong) is 15 Hours.
Islands time is 15 Hours ahead of San Marcos.

Location	Local Time
San Marcos (United States)	2025-12-14, 09:58:37 MST
Islands (Hong Kong)	2025-12-15, 00:58:37 HKT

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

San Marcos Regional Airport ( / KHYI) San Marcos, United States

Destination

Hong Kong International Airport (HKG / VHHH) Islands, Hong Kong