# Distance from Palo Alto (PAO) to Riyadh (RUH)

> 12,977 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,977 km / 8,063 mi / 7,007 nm
- **Estimated flight time**: 16h
- **Heading**: 11° (north northeast)
- **Return heading**: 350° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Saudi Arabia
- **Intercontinental**: North America → Asia
- **Time difference**: +10h (When it's 19:47 in Palo Alto, it's 05:47 in Riyadh)
- **Elevation difference**: 2,042 ft (RUH is higher than PAO)

## Airports

### [Palo Alto Airport (PAO)](https://www.flightduration.online/airport/pao-palo-alto-palo-alto-airport/1ef266df-3217-6294-bcac-06bb2780ed98)

- City: Palo Alto, United States
- ICAO: KPAO
- Timezone: America/Los_Angeles
- Coordinates: 37.460000, -122.120000
- Elevation: 7 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 19:47 in Palo Alto, it's 05:47 in Riyadh.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Palo Alto Airport (PAO)](https://www.flightduration.online/airport/pao-palo-alto-palo-alto-airport/1ef266df-3217-6294-bcac-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)