Distance From Diego Garcia Naval Support Facility to St Louis Lambert International Airport, NKW - STL Distance

The distance from Diego Garcia Naval Support Facility (NKW) to St Louis Lambert International Airport (STL) is 10014 miles or 16116 kilometers or 8697 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 Diego Garcia ( British Indian Ocean Territory ) to St Louis ( United States )?

A one-way nonstop (direct) flight between Diego Garcia and St Louis takes around 23 hours 1 minutes.

Estimated flight time from Diego Garcia Naval Support Facility, Diego Garcia, British Indian Ocean Territory to St Louis Lambert International Airport, St Louis, United States is 23 hours 1 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 • NKW - STL

Kilometers		16116 km
Statute Miles		10014 miles
Nautical Miles		8697 nm
Avg. Time of Flight		23 hours 1 minutes

Diego Garcia Naval Support Facility to St Louis Lambert International Airport Flight Route Map - NKW to STL Flight Path

Location of Diego Garcia Naval Support Facility & St Louis Lambert International Airport is given below.
Click the map to view Diego Garcia to St Louis nonstop flight path and travel direction.

Click to see flight route on Google Map between Diego Garcia, British Indian Ocean Territory and St Louis, United States. .

Nonstop flight route between Diego Garcia, British Indian Ocean Territory and St Louis, United States.

Time Difference Between the Airports • NKW - STL

Time difference between Diego Garcia (British Indian Ocean Territory) and St Louis (United States) is 10 Hours.
St Louis time is 10 Hours behind Diego Garcia.

Location	Local Time
Diego Garcia (British Indian Ocean Territory)	2026-05-07, 21:23:17 +06
St Louis (United States)	2026-05-07, 11:23:17 EDT

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

Diego Garcia Naval Support Facility (NKW / FJDG) Diego Garcia, British Indian Ocean Territory

Destination

St Louis Lambert International Airport (STL / KSTL) St Louis, United States