# Distance from Bucharest (OTP) to Palo Alto (PAO)

> 10,351 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,351 km / 6,432 mi / 5,589 nm
- **Estimated flight time**: 13h
- **Heading**: 335° (north northwest)
- **Return heading**: 22° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Romania) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -10h (When it's 07:23 in Bucharest, it's 21:23 in Palo Alto)
- **Elevation difference**: 307 ft (PAO is lower than OTP)

## Airports

### [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

### [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

## 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 07:23 in Bucharest, it's 21:23 in Palo Alto.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Palo Alto Airport (PAO)](https://www.flightduration.online/airport/pao-palo-alto-palo-alto-airport/1ef266df-3217-6294-bcac-06bb2780ed98)
- [Flight duration calculator](/#calculator)