# Distance from Kailua/Kona (KOA) to Bucharest (OTP)

> 12,865 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,865 km / 7,994 mi / 6,947 nm
- **Estimated flight time**: 16h
- **Heading**: 358° (north)
- **Return heading**: 2° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Romania
- **Intercontinental**: North America → Europe
- **Time difference**: +13h (When it's 21:08 in Kailua/Kona, it's 10:08 in Bucharest)
- **Elevation difference**: 265 ft (OTP is higher than KOA)

## Airports

### [Ellison Onizuka Kona International At Keahole Airport (KOA)](https://www.flightduration.online/airport/koa-kailuakona-ellison-onizuka-kona-international-at-keahole-airport/1ef266df-8939-6e28-8a9d-06bb2780ed98)

- City: Kailua/Kona, United States
- ICAO: PHKO
- Timezone: Pacific/Honolulu
- Coordinates: 19.700000, -156.000000
- Elevation: 49 ft

### [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)

- City: Bucharest, Romania
- ICAO: LROP
- Timezone: Europe/Bucharest
- Coordinates: 44.570000, 26.100000
- Elevation: 314 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 21:08 in Kailua/Kona, it's 10:08 in Bucharest.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Ellison Onizuka Kona International At Keahole Airport (KOA)](https://www.flightduration.online/airport/koa-kailuakona-ellison-onizuka-kona-international-at-keahole-airport/1ef266df-8939-6e28-8a9d-06bb2780ed98)
- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Flight duration calculator](/#calculator)