Distance From Koh Kong Airport to St Louis Lambert International Airport, KKZ - STL Distance

The distance from Koh Kong Airport (KKZ) to St Louis Lambert International Airport (STL) is 8852 miles or 14246 kilometers or 7687 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 Krong Khemara Phoumin ( Cambodia ) to St Louis ( United States )?

A one-way nonstop (direct) flight between Krong Khemara Phoumin and St Louis takes around 20 hours 21 minutes.

Estimated flight time from Koh Kong Airport, Krong Khemara Phoumin, Cambodia to St Louis Lambert International Airport, St Louis, United States is 20 hours 21 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 • KKZ - STL

Kilometers		14246 km
Statute Miles		8852 miles
Nautical Miles		7687 nm
Avg. Time of Flight		20 hours 21 minutes

Koh Kong Airport to St Louis Lambert International Airport Flight Route Map - KKZ to STL Flight Path

Location of Koh Kong Airport & St Louis Lambert International Airport is given below.
Click the map to view Krong Khemara Phoumin to St Louis nonstop flight path and travel direction.

Click to see flight route on Google Map between Krong Khemara Phoumin, Cambodia and St Louis, United States. .

Nonstop flight route between Krong Khemara Phoumin, Cambodia and St Louis, United States.

Time Difference Between the Airports • KKZ - STL

Time difference between Krong Khemara Phoumin (Cambodia) and St Louis (United States) is 11 Hours.
St Louis time is 11 Hours behind Krong Khemara Phoumin.

Location	Local Time
Krong Khemara Phoumin (Cambodia)	2026-09-13, 20:06:50 +07
St Louis (United States)	2026-09-13, 09:06:50 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

Koh Kong Airport (KKZ / VDKK) Krong Khemara Phoumin, Cambodia

Destination

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