# Distance from Washington (DCA) to Hat Yai (HDY)

> 14,918 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 14,918 km / 9,269 mi / 8,055 nm
- **Estimated flight time**: 19h
- **Heading**: 4° (north)
- **Return heading**: 357° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Thailand
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 02:18 in Washington, it's 13:18 in Hat Yai)
- **Elevation difference**: 76 ft (HDY is higher than DCA)

## Airports

### [Ronald Reagan Washington Ntl Airport (DCA)](https://www.flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)

- City: Washington, United States
- ICAO: KDCA
- Timezone: America/New_York
- Coordinates: 38.850000, -77.040000
- Elevation: 14 ft

### [Hat Yai International Airport (HDY)](https://www.flightduration.online/airport/hdy-hat-yai-hat-yai-international-airport/1ef266df-f5b3-6e28-88c1-06bb2780ed98)

- City: Hat Yai, Thailand
- ICAO: VTSS
- Timezone: Asia/Bangkok
- Coordinates: 6.930000, 100.390000
- Elevation: 90 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 02:18 in Washington, it's 13:18 in Hat Yai.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Ronald Reagan Washington Ntl Airport (DCA)](https://www.flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)
- [Hat Yai International Airport (HDY)](https://www.flightduration.online/airport/hdy-hat-yai-hat-yai-international-airport/1ef266df-f5b3-6e28-88c1-06bb2780ed98)
- [Flight duration calculator](/#calculator)