# Distance from Eureka (NLN) to Riyadh (RUH)

> 12,648 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,648 km / 7,859 mi / 6,829 nm
- **Estimated flight time**: 16h
- **Heading**: 9° (north)
- **Return heading**: 352° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Saudi Arabia
- **Intercontinental**: North America → Asia
- **Time difference**: +10h (When it's 14:13 in Eureka, it's 00:13 in Riyadh)
- **Elevation difference**: 692 ft (RUH is lower than NLN)

## Airports

### [Kneeland Airport (NLN)](https://www.flightduration.online/airport/nln-eureka-kneeland-airport/1ef266df-2f4e-6ecc-a29b-06bb2780ed98)

- City: Eureka, United States
- ICAO: KO19
- Timezone: America/Los_Angeles
- Coordinates: 40.720000, -123.930000
- Elevation: 2,741 ft

### [King Khaled International Airport (RUH)](https://www.flightduration.online/airport/ruh-riyadh-king-khaled-international-airport/1ef266df-79cb-6f68-8fc1-06bb2780ed98)

- City: Riyadh, Saudi Arabia
- ICAO: OERK
- Timezone: Asia/Riyadh
- Coordinates: 24.960000, 46.700000
- Elevation: 2,049 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 14:13 in Eureka, it's 00:13 in Riyadh.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Kneeland Airport (NLN)](https://www.flightduration.online/airport/nln-eureka-kneeland-airport/1ef266df-2f4e-6ecc-a29b-06bb2780ed98)
- [King Khaled International Airport (RUH)](https://www.flightduration.online/airport/ruh-riyadh-king-khaled-international-airport/1ef266df-79cb-6f68-8fc1-06bb2780ed98)
- [Flight duration calculator](/#calculator)