Cheap flights from Istanbul to Sofia
291 mi · 45m average nonstop
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Quick answer: Istanbul to Sofia at a glance
Cheap flights from Istanbul (IST) to Sofia (SOF) cover 291 miles (468 km) in about 45m nonstop, with 1 airline flying direct — a short-haul regional route. Search Kayak for today's cheapest live fare. Route difficulty 1/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Istanbul to Sofia covers 291 miles (468 km) in approximately 0 hour 45 minutes. 1 airline offers direct flights on this short-haul regional route. This is a short-haul regional route typically served by direct flights.
Nonstop distance 291 miles. Direct carriers include TK.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
1 airlines fly Istanbul → Sofia. All are direct routes.
| Airline | Route type |
|---|---|
| TK | Direct |
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Istanbul to Sofia — quick answers
How far is Istanbul from Sofia by plane?
The nonstop flight distance from Istanbul (IST) to Sofia (SOF) is 291 miles (468 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Istanbul to Sofia?
The average nonstop flight time from IST to SOF is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Istanbul to Sofia?
1 airlines serve this route nonstop: TK. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.