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THR to ISL: distance & flight time
Teheran (Mehrabad International Airport) → Istanbul (Atatürk International Airport)
1,269 mi
2,042 km · 1,103 nm
3h 14m
estimated nonstop flight time
-0.5h
time difference · heading northwest
See live THR→ISL fares Phone-only fares on this route — call free
Flight time details
1,269 miles nonstop takes roughly 3h 14m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 0.5-hour time set-back when reading arrival times on your ticket.
The two airports
- THR — Mehrabad International Airport · Teheran, Iran
- 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 THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 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 THR from ISL?
The flight distance from Teheran (THR) to Istanbul (ISL) is 1,269 miles (2,042 km, 1,103 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THR to ISL?
A nonstop flight takes about 3h 14m 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 Teheran and Istanbul?
Istanbul is 0.5 hours behind Teheran.
What is the cheapest way to fly from THR to ISL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THR–ISL that never appear on search engines, with no booking fees.