# Distance from Wahiawa (HHI) to Zagreb (ZAG)

> 12,517 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,517 km / 7,778 mi / 6,759 nm
- **Estimated flight time**: 16h
- **Heading**: 4° (north)
- **Return heading**: 354° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Croatia
- **Intercontinental**: North America → Europe
- **Time difference**: +12h (When it's 18:28 in Wahiawa, it's 06:28 in Zagreb)
- **Elevation difference**: 490 ft (ZAG is lower than HHI)

## Airports

### [Wheeler Army Air Field (HHI)](https://www.flightduration.online/airport/hhi-wahiawa-wheeler-army-air-field/1ef266df-8928-6ff6-b5a5-06bb2780ed98)

- City: Wahiawa, United States
- ICAO: PHHI
- Timezone: Pacific/Honolulu
- Coordinates: 21.480000, -158.040000
- Elevation: 843 ft

### [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)

- City: Zagreb, Croatia
- ICAO: LDZA
- Timezone: Europe/Zagreb
- Coordinates: 45.740000, 16.070000
- Elevation: 353 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 18:28 in Wahiawa, it's 06:28 in Zagreb.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Wheeler Army Air Field (HHI)](https://www.flightduration.online/airport/hhi-wahiawa-wheeler-army-air-field/1ef266df-8928-6ff6-b5a5-06bb2780ed98)
- [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)
- [Flight duration calculator](/#calculator)