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SLU to IST: distance & flight time
Castries (George F. L. Charles Airport) → Istanbul (Istanbul Airport)
5,570 mi
8,964 km · 4,840 nm
11h 23m
estimated nonstop flight time
+7h
time difference · heading northeast
See live SLU→IST fares Phone-only fares on this route — call free
Flight time details
5,570 miles nonstop takes roughly 11h 23m 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
- SLU — George F. L. Charles Airport · Castries, Saint Lucia
- IST — Istanbul 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 SLU
- UVF · Hewanorra International Airport20 mi away
- FDF · Martinique Aimé Césaire International Airport39 mi away
- SVD · Argyle International Airport61 mi away
- BQU · J F Mitchell Airport74 mi away
Near IST
- ISL · Atatürk International Airport21 mi away
- SAW · Sabiha Gökçen International Airport39 mi away
- TEQ · Tekirdağ Çorlu Airport44 mi away
- BTZ · Bursa Airport73 mi away
Frequently asked questions
How far is SLU from IST?
The flight distance from Castries (SLU) to Istanbul (IST) is 5,570 miles (8,964 km, 4,840 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLU to IST?
A nonstop flight takes about 11h 23m 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 Castries and Istanbul?
Istanbul is 7 hours ahead of Castries.
What is the cheapest way to fly from SLU to IST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLU–IST that never appear on search engines, with no booking fees.