# Distance from Guam (GUM) to Washington (IAD)

> 12,721 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,721 km / 7,904 mi / 6,869 nm
- **Estimated flight time**: 16h
- **Heading**: 35° (northeast)
- **Return heading**: 314° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Guam) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14h (When it's 07:16 in Guam, it's 17:16 in Washington)
- **Elevation difference**: 7 ft (IAD is higher than GUM)

## Airports

### [Guam International Airport (GUM)](https://www.flightduration.online/airport/gum-guam-guam-international-airport/1ef266df-8912-69f4-a6c4-06bb2780ed98)

- City: Guam, Guam
- ICAO: PGUM
- Timezone: Pacific/Guam
- Coordinates: 13.500000, 144.800000
- Elevation: 305 ft

### [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)

- City: Washington, United States
- ICAO: KIAD
- Timezone: America/New_York
- Coordinates: 38.900000, -77.500000
- Elevation: 312 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 07:16 in Guam, it's 17:16 in Washington.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Guam International Airport (GUM)](https://www.flightduration.online/airport/gum-guam-guam-international-airport/1ef266df-8912-69f4-a6c4-06bb2780ed98)
- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Flight duration calculator](/#calculator)