Distance from Tehran to Istanbul
2,035 km (1,265 miles) — straight-line distance as the crow flies
2,035 km
Kilometers
1,265 miles
Miles
~2h 54m
Est. Flight
0.5h
Time Difference
Tehran
IranIstanbul
TurkeyThe distance between Tehran and Istanbul is roughly equivalent to 5 hours of driving, though the straight-line distance as the crow flies is significantly shorter than any road route.
Tehran is known for Golestan Palace and Grand Bazaar, while Istanbul is famous for Hagia Sophia and Blue Mosque.
In terms of city area, Istanbul is 7.5x larger than Tehran. You can compare their sizes visually on our side-by-side map comparison.
Compare Tehran and Istanbul side by side
Open Map ComparisonFrequently Asked Questions
How far is Tehran from Istanbul?
The straight-line (as the crow flies) distance from Tehran to Istanbul is 2,035 km (1,265 miles).
How long is the flight from Tehran to Istanbul?
A direct flight would take approximately 2h 54m, based on an average commercial jet speed of 850 km/h.
Is Tehran bigger than Istanbul?
Istanbul is larger at 5,461 km², compared to 730 km².