Back to CalculatorRoute ID: IST-KTM
Flight Distance from Istanbul (IST) to Kathmandu (KTM)
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
5,307 km3,298 miles • 2,866 NM
Destination Airport
VNKTKTM
Kathmandu, Nepal
Tribhuvan International Airport
Direct Distance
5,307 km
3,298 Statute Miles
2,866 Nautical Miles
Commercial Flight
6h 45m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
478 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
88° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
6h 45m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
6h 16m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
10h 42m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 TR→🌐 NP
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.
Advertisement
Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
Loading interactive flight map...
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
Tribhuvan International Airport (KTM)
- City / Country: Kathmandu, Nepal
- ICAO Code: VNKT
- Coordinates: 27.6966°, 85.3591°
- Timezone: Asia/Kathmandu
- Elevation: 4390 ft
Advertisement