Distance From Alton Airport to Princess Juliana International Airport

The distance from Alton Airport () to Princess Juliana International Airport (SXM) is 2147 miles or 3455 kilometers or 1865 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 Alton ( United States ) to Saint Martin ( Sint Maarten )?

A one-way nonstop (direct) flight between Alton and Saint Martin takes around 4 hours 56 minutes.

Estimated flight time from Alton Airport, Alton, United States to Princess Juliana International Airport, Saint Martin, Sint Maarten is 4 hours 56 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 • - SXM

Kilometers		3455 km
Statute Miles		2147 miles
Nautical Miles		1865 nm
Avg. Time of Flight		4 hours 56 minutes

Alton Airport to Princess Juliana International Airport Flight Route Map - to SXM Flight Path

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

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

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

Time Difference Between the Airports • - SXM

Time difference between Alton (United States) and Saint Martin (Sint Maarten) is 0 Hours.

Location	Local Time
Alton (United States)	2026-06-20, 00:13:29 EDT
Saint Martin (Sint Maarten)	2026-06-20, 00:13:29 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

Alton Airport ( / ) Alton, United States

Destination

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