Distance From Graz Airport to St Louis Lambert International Airport, GRZ - STL Distance

The distance from Graz Airport (GRZ) to St Louis Lambert International Airport (STL) is 4959 miles or 7981 kilometers or 4307 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 Graz (Feldkirchen bei Graz) ( Austria ) to St Louis ( United States )?

A one-way nonstop (direct) flight between Graz (Feldkirchen bei Graz) and St Louis takes around 11 hours 24 minutes.

Estimated flight time from Graz Airport, Graz (Feldkirchen bei Graz), Austria to St Louis Lambert International Airport, St Louis, United States is 11 hours 24 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 • GRZ - STL

Kilometers		7981 km
Statute Miles		4959 miles
Nautical Miles		4307 nm
Avg. Time of Flight		11 hours 24 minutes

Graz Airport to St Louis Lambert International Airport Flight Route Map - GRZ to STL Flight Path

Location of Graz Airport & St Louis Lambert International Airport is given below.
Click the map to view Graz (Feldkirchen bei Graz) to St Louis nonstop flight path and travel direction.

Click to see flight route on Google Map between Graz (Feldkirchen bei Graz), Austria and St Louis, United States. .

Nonstop flight route between Graz (Feldkirchen bei Graz), Austria and St Louis, United States.

Time Difference Between the Airports • GRZ - STL

Time difference between Graz (Feldkirchen bei Graz) (Austria) and St Louis (United States) is 6 Hours.
St Louis time is 6 Hours behind Graz (Feldkirchen bei Graz).

Location	Local Time
Graz (Feldkirchen bei Graz) (Austria)	2026-09-13, 16:47:16 CEST
St Louis (United States)	2026-09-13, 10:47:16 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

Graz Airport (GRZ / LOWG) Graz (Feldkirchen bei Graz), Austria

Destination

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