Tehran to Istanbul Flights
Flights from Tehran (THR) to Istanbul (IST) connect IR and Turkey. The great-circle distance is approximately 2,059 km, and a typical direct flight takes about 3 to 4 hours. Airports commonly used for this city pair include THR, IKA and IST, SAW. The reverse route is Istanbul to Tehran. Use the search tool below to compare live prices and schedules — do not treat any static text on this page as a live fare.
Route facts
- Origin
- Tehran, IR
- Destination
- Istanbul, Turkey
- Distance
- 2,059 km
- Typical duration
- about 3 to 4 hours
- Origin codes
- THR, IKA
- Destination codes
- IST, SAW
- Primary keyword
- flights from Tehran to Istanbul
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Route overview
Tehran to Istanbul is a city-pair air route between IR and Turkey. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are THR and IST. Related codes: THR, IKA → IST, SAW.
Distance
Approximate flight distance: 2,059 km (great-circle). Actual flown distance can be longer depending on airway routing.
Duration
Typical block time for a direct flight is about 3 to 4 hours. Connecting itineraries take longer and depend on layover airports.
Airports
Tehran airports and metro codes: THR, IKA.
Istanbul airports and metro codes: IST, SAW.
Alternative routes
Related searches include the reverse route Istanbul to Tehran, other destinations from Tehran, and other origins into Istanbul.
Frequently asked questions
How long is the flight from Tehran to Istanbul?
Direct flights from Tehran to Istanbul typically take about 3 to 4 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from Tehran to Istanbul?
The great-circle distance between Tehran and Istanbul is approximately 2,059 km. Flown distance can be longer depending on airways.
Which airports serve flights from Tehran to Istanbul?
Tehran is commonly searched with code THR (related: THR, IKA). Istanbul is commonly searched with code IST (related: IST, SAW).
Are there direct flights from Tehran to Istanbul?
Direct service availability varies by season and airline. Compare live schedules on Cheap Flights Worldwide for current nonstop and connecting options on this route.
What is the reverse flight route from Istanbul to Tehran?
The reverse city pair is Istanbul to Tehran. Distance is the same great-circle measure (2,059 km); block time can differ with winds and schedules.
Which countries does the Tehran to Istanbul route connect?
This route connects IR (Tehran) with Turkey (Istanbul).