Back to CalculatorRoute ID: IST-SOF
Flight Distance from Istanbul (IST) to Sofia (SOF)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
ISTLTFM
Istanbul, Turkey
İstanbul Airport
Great Circle Path
467 km290 miles • 252 NM
Destination Airport
LBSFSOF
Sofia, Bulgaria
Sofia Airport
Direct Distance
467 km
290 Statute Miles
252 Nautical Miles
Commercial Flight
1h 3m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
42 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
292° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
1h 3m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
1h 0m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
1h 24m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 TR→🌐 BG
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
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Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
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Departure Airport Specs
İstanbul Airport (IST)
- City / Country: Istanbul, Turkey
- ICAO Code: LTFM
- Coordinates: 41.2749°, 28.7321°
- Timezone: Europe/Istanbul
- Elevation: 325 ft
Arrival Airport Specs
Sofia Airport (SOF)
- City / Country: Sofia, Bulgaria
- ICAO Code: LBSF
- Coordinates: 42.6964°, 23.4177°
- Timezone: Europe/Sofia
- Elevation: 1742 ft
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