# Distance from Washington (DCA) to Marmul (OMM)

> 11,962 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,962 km / 7,433 mi / 6,459 nm
- **Estimated flight time**: 15h
- **Heading**: 48° (northeast)
- **Return heading**: 323° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Oman
- **Intercontinental**: North America → Asia
- **Time difference**: +8h (When it's 09:04 in Washington, it's 17:04 in Marmul)
- **Elevation difference**: 911 ft (OMM is higher than DCA)

## Airports

### [Ronald Reagan Washington Ntl Airport (DCA)](https://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

### [Marmul Airport (OMM)](https://flightduration.online/airport/omm-marmul-marmul-airport/1ef266df-810b-6ada-aa30-06bb2780ed98)

- City: Marmul, Oman
- ICAO: OOMX
- Timezone: Asia/Muscat
- Coordinates: 18.140000, 55.180000
- Elevation: 925 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 09:04 in Washington, it's 17:04 in Marmul.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Ronald Reagan Washington Ntl Airport (DCA)](https://flightduration.online/airport/dca-washington-ronald-reagan-washington-ntl-airport/1ef266df-16de-6284-ae10-06bb2780ed98)
- [Marmul Airport (OMM)](https://flightduration.online/airport/omm-marmul-marmul-airport/1ef266df-810b-6ada-aa30-06bb2780ed98)
- [Flight duration calculator](/#calculator)