# Distance from Newark (EWR) to Sihanukville (KOS)

> 14,310 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,310 km / 8,892 mi / 7,727 nm
- **Estimated flight time**: 18h
- **Heading**: 3° (north)
- **Return heading**: 358° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Cambodia
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 17:00 in Newark, it's 04:00 in Sihanukville)
- **Elevation difference**: 16 ft (KOS is higher than EWR)

## Airports

### [Newark Liberty International Airport (EWR)](https://www.flightduration.online/airport/ewr-newark-newark-liberty-international-airport/1ef266df-1a90-6c88-91a8-06bb2780ed98)

- City: Newark, United States
- ICAO: KEWR
- Timezone: America/New_York
- Coordinates: 40.690000, -74.170000
- Elevation: 17 ft

### [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)

- City: Sihanukville, Cambodia
- ICAO: VDSV
- Timezone: Asia/Phnom_Penh
- Coordinates: 10.580000, 103.640000
- Elevation: 33 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 17:00 in Newark, it's 04:00 in Sihanukville.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Newark Liberty International Airport (EWR)](https://www.flightduration.online/airport/ewr-newark-newark-liberty-international-airport/1ef266df-1a90-6c88-91a8-06bb2780ed98)
- [Sihanoukville International Airport (KOS)](https://www.flightduration.online/airport/kos-sihanukville-sihanoukville-international-airport/1ef266df-efc0-6d7c-8334-06bb2780ed98)
- [Flight duration calculator](/#calculator)