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STL to ISL: distance & flight time
St. Louis (St Louis Lambert International Airport) → Istanbul (Atatürk International Airport)
5,729 mi
9,220 km · 4,978 nm
11h 42m
estimated nonstop flight time
+8h
time difference · heading northeast
See live STL→ISL fares Phone-only fares on this route — call free
Flight time details
5,729 miles nonstop takes roughly 11h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- ISL — Atatürk International Airport · Istanbul, Turkey
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 ISL
- IST · Istanbul Airport21 mi away
- SAW · Sabiha Gökçen International Airport26 mi away
- TEQ · Tekirdağ Çorlu Airport48 mi away
- BTZ · Bursa Airport52 mi away
Frequently asked questions
How far is STL from ISL?
The flight distance from St. Louis (STL) to Istanbul (ISL) is 5,729 miles (9,220 km, 4,978 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to ISL?
A nonstop flight takes about 11h 42m 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 Istanbul?
Istanbul is 8 hours ahead of St. Louis.
What is the cheapest way to fly from STL to ISL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–ISL that never appear on search engines, with no booking fees.