Distance from Sofia to Istanbul
Bulgaria · Turkey
The straight-line distance from Sofia to Istanbul is about 505 km (314 miles). A non-stop flight ≈ 1h 8m.
Kilometres
505 km
Miles
314 mi
Nautical mi
273 nmi
≈ Flight time
1h 8m
Other distances from Sofia
FAQ — Sofia to Istanbul
What is the distance from Sofia to Istanbul?
The straight-line distance from Sofia to Istanbul is about 505 km (314 miles).
How long is the flight from Sofia to Istanbul?
Approximately 1h 8m for a non-stop flight (at ~800 km/h plus taxi/take-off/landing). Actual time varies.
Is this the straight-line distance?
Yes — it is the great-circle distance between the cities’ coordinates. Road or rail distance is longer.