Back to CalculatorRoute ID: KTM-SYD
Flight Distance from Kathmandu (KTM) to Sydney (Mascot) (SYD)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
KTMVNKT
Kathmandu, Nepal
Tribhuvan International Airport
Great Circle Path
9,744 km6,055 miles • 5,261 NM
Destination Airport
YSSYSYD
Sydney (Mascot), Australia
Sydney Kingsford Smith International Airport
Direct Distance
9,744 km
6,055 Statute Miles
5,261 Nautical Miles
Commercial Flight
11h 58m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
877 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
131° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
11h 58m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
11h 5m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
19h 14m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 NP→🇦🇺 Australia
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
Tribhuvan International Airport (KTM)
- City / Country: Kathmandu, Nepal
- ICAO Code: VNKT
- Coordinates: 27.6966°, 85.3591°
- Timezone: Asia/Kathmandu
- Elevation: 4390 ft
Arrival Airport Specs
Sydney Kingsford Smith International Airport (SYD)
- City / Country: Sydney (Mascot), Australia
- ICAO Code: YSSY
- Coordinates: -33.9461°, 151.1770°
- Timezone: Australia/Sydney
- Elevation: 21 ft
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