# Distance from Washington (DCA) to Rio Mayo (ROY)

> 9,426 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,426 km / 5,857 mi / 5,090 nm
- **Estimated flight time**: 12h
- **Heading**: 175° (south)
- **Return heading**: 355° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Argentina
- **Intercontinental**: North America → South America
- **Time difference**: +1h (When it's 00:38 in Washington, it's 01:38 in Rio Mayo)
- **Elevation difference**: 1,770 ft (ROY 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

### [Rio Mayo Airport (ROY)](https://www.flightduration.online/airport/roy-rio-mayo-rio-mayo-airport/1ef266df-9308-604e-9118-06bb2780ed98)

- City: Rio Mayo, Argentina
- ICAO: SAWM
- Timezone: America/Argentina/Catamarca
- Coordinates: -45.700000, -70.250000
- Elevation: 1,784 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 00:38 in Washington, it's 01:38 in Rio Mayo.

## Related

- [Ronald Reagan Washington Ntl Airport (DCA)](https://www.flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)
- [Rio Mayo Airport (ROY)](https://www.flightduration.online/airport/roy-rio-mayo-rio-mayo-airport/1ef266df-9308-604e-9118-06bb2780ed98)
- [Flight duration calculator](/#calculator)