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STL to GRZ: distance & flight time
St. Louis (St Louis Lambert International Airport) → Graz (Graz Airport)
4,959 mi
7,981 km · 4,309 nm
10h 11m
estimated nonstop flight time
+7h
time difference · heading northeast
See live STL→GRZ fares Phone-only fares on this route — call free
Flight time details
4,959 miles nonstop takes roughly 10h 11m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- GRZ — Graz Airport · Graz, Austria
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Near GRZ
- MBX · Maribor Airport37 mi away
- KLU · Klagenfurt Airport57 mi away
- LJU · Ljubljana Jože Pučnik Airport71 mi away
- SOB · Sármellék International Airport84 mi away
Frequently asked questions
How far is STL from GRZ?
The flight distance from St. Louis (STL) to Graz (GRZ) is 4,959 miles (7,981 km, 4,309 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to GRZ?
A nonstop flight takes about 10h 11m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between St. Louis and Graz?
Graz is 7 hours ahead of St. Louis.
What is the cheapest way to fly from STL to GRZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–GRZ that never appear on search engines, with no booking fees.