Distance From Matari Airport to St Louis Lambert International Airport, IRP - STL Distance

The distance from Matari Airport (IRP) to St Louis Lambert International Airport (STL) is 7568 miles or 12179 kilometers or 6572 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 Isiro ( Democratic Republic of the Congo ) to St Louis ( United States )?

A one-way nonstop (direct) flight between Isiro and St Louis takes around 17 hours 23 minutes.

Estimated flight time from Matari Airport, Isiro, Democratic Republic of the Congo to St Louis Lambert International Airport, St Louis, United States is 17 hours 23 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 • IRP - STL

Kilometers		12179 km
Statute Miles		7568 miles
Nautical Miles		6572 nm
Avg. Time of Flight		17 hours 23 minutes

Matari Airport to St Louis Lambert International Airport Flight Route Map - IRP to STL Flight Path

Location of Matari Airport & St Louis Lambert International Airport is given below.
Click the map to view Isiro to St Louis nonstop flight path and travel direction.

Click to see flight route on Google Map between Isiro, Democratic Republic of the Congo and St Louis, United States. .

Nonstop flight route between Isiro, Democratic Republic of the Congo and St Louis, United States.

Time Difference Between the Airports • IRP - STL

Time difference between Isiro (Democratic Republic of the Congo) and St Louis (United States) is 5 Hours.
St Louis time is 5 Hours behind Isiro.

Location	Local Time
Isiro (Democratic Republic of the Congo)	2026-03-15, 17:15:33 WAT
St Louis (United States)	2026-03-15, 12:15:33 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

Matari Airport (IRP / FZJH) Isiro, Democratic Republic of the Congo

Destination

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