Distance From Thorne Bay Seaplane Base to Princess Juliana International Airport, KTB - SXM Distance

The distance from Thorne Bay Seaplane Base (KTB) to Princess Juliana International Airport (SXM) is 4397 miles or 7076 kilometers or 3818 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 Thorne Bay ( United States ) to Saint Martin ( Sint Maarten )?

A one-way nonstop (direct) flight between Thorne Bay and Saint Martin takes around 10 hours 6 minutes.

Estimated flight time from Thorne Bay Seaplane Base, Thorne Bay, United States to Princess Juliana International Airport, Saint Martin, Sint Maarten is 10 hours 6 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 • KTB - SXM

Kilometers		7076 km
Statute Miles		4397 miles
Nautical Miles		3818 nm
Avg. Time of Flight		10 hours 6 minutes

Thorne Bay Seaplane Base to Princess Juliana International Airport Flight Route Map - KTB to SXM Flight Path

Location of Thorne Bay Seaplane Base & Princess Juliana International Airport is given below.
Click the map to view Thorne Bay to Saint Martin nonstop flight path and travel direction.

Click to see flight route on Google Map between Thorne Bay, United States and Saint Martin, Sint Maarten. .

Nonstop flight route between Thorne Bay, United States and Saint Martin, Sint Maarten.

Time Difference Between the Airports • KTB - SXM

Time difference between Thorne Bay (United States) and Saint Martin (Sint Maarten) is 4 Hours.
Saint Martin time is 4 Hours ahead of Thorne Bay.

Location	Local Time
Thorne Bay (United States)	2026-05-07, 08:25:15 AKDT
Saint Martin (Sint Maarten)	2026-05-07, 12:25:15 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

Thorne Bay Seaplane Base (KTB / KTB) Thorne Bay, United States

Destination

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