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ZYL to ISL: distance & flight time
Sylhet Osmani (Osmany International Airport) → Istanbul (Atatürk International Airport)
3,735 mi
6,011 km · 3,246 nm
7h 47m
estimated nonstop flight time
-3h
time difference · heading northwest
See live ZYL→ISL fares Phone-only fares on this route — call free
Flight time details
3,735 miles nonstop takes roughly 7h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- ZYL — Osmany International Airport · Sylhet Osmani, Bangladesh
- 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 ZYL
- IXH · Kailashahar Airport46 mi away
- SHL · Shillong Airport52 mi away
- IXS · Silchar Airport70 mi away
- GAU · Lokpriya Gopinath Bordoloi International Airport81 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 ZYL from ISL?
The flight distance from Sylhet Osmani (ZYL) to Istanbul (ISL) is 3,735 miles (6,011 km, 3,246 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZYL to ISL?
A nonstop flight takes about 7h 47m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ZYL to ISL?
Nonstop service on ZYL–ISL depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 7h 47m nonstop estimate.
What is the time difference between Sylhet Osmani and Istanbul?
Istanbul is 3 hours behind Sylhet Osmani.
What is the cheapest way to fly from ZYL to ISL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZYL–ISL that never appear on search engines, with no booking fees.
Why are some ZYL to ISL fares phone-only?
Consolidator contracts let us sell certain ZYL–ISL tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.