Back to CalculatorRoute ID: KTM-SYX
Flight Distance from Kathmandu (KTM) to Sanya (Tianya) (SYX)
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
2,668 km1,658 miles • 1,441 NM
Destination Airport
ZJSYSYX
Sanya (Tianya), China
Sanya Phoenix International Airport
Direct Distance
2,668 km
1,658 Statute Miles
1,441 Nautical Miles
Commercial Flight
3h 38m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
240 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
108° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
3h 38m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
3h 24m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
5h 38m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 NP→🌐 CN
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
Sanya Phoenix International Airport (SYX)
- City / Country: Sanya (Tianya), China
- ICAO Code: ZJSY
- Coordinates: 18.3029°, 109.4120°
- Timezone: Asia/Shanghai
- Elevation: 92 ft
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