# Distance from Hanoi (HAN) to Washington (OCW)

> 13,693 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,693 km / 8,509 mi / 7,394 nm
- **Estimated flight time**: 17h
- **Heading**: 3° (north)
- **Return heading**: 357° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Vietnam) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -11h (When it's 18:40 in Hanoi, it's 07:40 in Washington)
- **Elevation difference**: 2 ft (OCW is lower than HAN)

## Airports

### [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)

- City: Hanoi, Vietnam
- ICAO: VVNB
- Timezone: Asia/Ho_Chi_Minh
- Coordinates: 21.220000, 105.810000
- Elevation: 39 ft

### [Washington-Warren Airport (OCW)](https://www.flightduration.online/airport/ocw-washington-washington-warren-airport/1ef266df-301d-60f6-a295-06bb2780ed98)

- City: Washington, United States
- ICAO: KOCW
- Timezone: America/New_York
- Coordinates: 35.570000, -77.050000
- Elevation: 37 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 18:40 in Hanoi, it's 07:40 in Washington.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)
- [Washington-Warren Airport (OCW)](https://www.flightduration.online/airport/ocw-washington-washington-warren-airport/1ef266df-301d-60f6-a295-06bb2780ed98)
- [Flight duration calculator](/#calculator)