Distance From Wudalianchi Dedu Airport to Princess Juliana International Airport, DTU - SXM Distance

The distance from Wudalianchi Dedu Airport (DTU) to Princess Juliana International Airport (SXM) is 7808 miles or 12566 kilometers or 6781 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 Heihe ( China ) to Saint Martin ( Sint Maarten )?

A one-way nonstop (direct) flight between Heihe and Saint Martin takes around 17 hours 57 minutes.

Estimated flight time from Wudalianchi Dedu Airport, Heihe, China to Princess Juliana International Airport, Saint Martin, Sint Maarten is 17 hours 57 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 • DTU - SXM

Kilometers		12566 km
Statute Miles		7808 miles
Nautical Miles		6781 nm
Avg. Time of Flight		17 hours 57 minutes

Wudalianchi Dedu Airport to Princess Juliana International Airport Flight Route Map - DTU to SXM Flight Path

Location of Wudalianchi Dedu Airport & Princess Juliana International Airport is given below.
Click the map to view Heihe to Saint Martin nonstop flight path and travel direction.

Click to see flight route on Google Map between Heihe, China and Saint Martin, Sint Maarten. .

Nonstop flight route between Heihe, China and Saint Martin, Sint Maarten.

Time Difference Between the Airports • DTU - SXM

Time difference between Heihe (China) and Saint Martin (Sint Maarten) is 12 Hours.
Saint Martin time is 12 Hours behind Heihe.

Location	Local Time
Heihe (China)	2026-03-19, 19:35:32 CST
Saint Martin (Sint Maarten)	2026-03-19, 07:35:32 AST

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

Wudalianchi Dedu Airport (DTU / ZYDU) Heihe, China

Destination

Princess Juliana International Airport (SXM / TNCM) Saint Martin, Sint Maarten