# Distance from Nikolski (IKO) to Zagreb (ZAG)

> 9,037 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,037 km / 5,615 mi / 4,880 nm
- **Estimated flight time**: 12h
- **Heading**: 357° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Croatia
- **Intercontinental**: North America → Europe
- **Time difference**: +11h (When it's 20:23 in Nikolski, it's 07:23 in Zagreb)
- **Elevation difference**: 276 ft (ZAG is higher than IKO)

## Airports

### [Nikolski Air Station (IKO)](https://www.flightduration.online/airport/iko-nikolski-nikolski-air-station/1ef266df-8715-6124-8471-06bb2780ed98)

- City: Nikolski, United States
- ICAO: PAKO
- Timezone: America/Adak
- Coordinates: 52.900000, -168.800000
- Elevation: 77 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 20:23 in Nikolski, it's 07:23 in Zagreb.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Nikolski Air Station (IKO)](https://www.flightduration.online/airport/iko-nikolski-nikolski-air-station/1ef266df-8715-6124-8471-06bb2780ed98)
- [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)
- [Flight duration calculator](/#calculator)