Turkish Airlines
Star Alliance
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Turkey
Atatürk International Airport (Yesilköy)
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Iran
Tehran Imam Khomeini International Airport
Click to show full flight schedule
Scan through all non-stop flights from Istanbul to Tehran. The full flight schedule below gives an overview of all non-stop flights from IST to IKA, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
The Mediterranean regions near Tehran are known for their warm, arid summers, where temperatures often go beyond 30°C (86°F). In some inland spots, the heat can climb even higher, sometimes reaching 40°C (104°F) or more. The winters are pleasantly mild, accompanied by some rainfall. This lovely climate, paired with breathtaking landscapes and bright, sunny days attract visitors from around the globe.
Tehran is a wonderful place to visit all year long, but spring (March-May) and fall (September-November) are the best seasons to visit. The weather is pleasantly warm during these times, especially since the summers can be quite hot in those regions.

In total there are 2 airlines operating nonstop flights from Istanbul IST to Tehran IKA. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their IST IKA flight schedule.
Flights from IST to IKA are operated 14 times a week, with an average of 2 flights per day. Departure times vary between 01:05 - 22:15. The earliest flight departs at 01:05, the last flight departs at 22:15. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Istanbul to Tehran takes 3 hours. The flight distance between Istanbul and Tehran is 1,275 miles (or 2,052 km).
There are 2 airports in Tehran: Tehran Imam Khomeini International Airport (IKA) and Mehrabad International Airport (THR).
There are 14 flights per week flying from Istanbul to Tehran (as of April 2026).
3 hours is the average flight time from Istanbul to Tehran.
The distance from Istanbul to Tehran is 1,275 miles (2,052 kilometers).
Iran Aseman and Turkish Airlines are flying nonstop from Istanbul to Tehran.
Star Alliance is currently the only alliance flying nonstop from Istanbul to Tehran.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Istanbul to Tehran:
The earliest flight departs at 01:05 from Istanbul and arrives at 04:45 at Tehran.
The latest flight departs at 22:15 from Istanbul and arrives at 02:05 at Tehran.
1,275 miles (2,052 km) · 3h
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Boeing 737-800 (winglets)
Y
W
J
F
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Airbus A321 (sharklets)
Y
W
J
F
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Boeing 737-900 (winglets)
Y
W
J
F
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Boeing 737-800 (winglets)
Y
W
J
F
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Airbus A321 (sharklets)
Y
W
J
F
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Boeing 737 MAX 9
Y
W
J
F
01:05
04:45
Turkish Airlines
Star Alliance
TK 878
Turkish Airlines
Boeing 737-800 (winglets)
Y
W
J
F
02:30
06:10
Turkish Airlines
Star Alliance
TK 870
Turkish Airlines
Boeing 737-800 (winglets)
Y
W
J
F
02:30
06:10
Turkish Airlines
Star Alliance
TK 870
Turkish Airlines
Airbus A321 (sharklets)
Y
W
J
F
02:30
06:10
Turkish Airlines
Star Alliance
TK 870
Turkish Airlines
Boeing 737 MAX 9
Y
W
J
F
02:30
06:10
Turkish Airlines
Star Alliance
TK 870
Turkish Airlines
Boeing 737-800 (winglets)
Y
W
J
F
02:30
06:10
Turkish Airlines
Star Alliance
TK 870
Turkish Airlines
Airbus A321 (sharklets)
Y
W
J
F
02:30
06:10
Turkish Airlines
Star Alliance
TK 870
Turkish Airlines
Boeing 737-800 (winglets)
Y
W
J
F
19:30
23:00
Iran Aseman
EP 513
Iran Aseman
Airbus A340-300
Y
W
J
F
19:40
23:20
Turkish Airlines
Star Alliance
TK 874
Turkish Airlines
Airbus A321 (sharklets)
Y
W
J
F
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