# Distance from Changhai (CNI) to San Diego (SAN)

> 9,910 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,910 km / 6,158 mi / 5,351 nm
- **Estimated flight time**: 13h
- **Heading**: 47° (northeast)
- **Return heading**: 318° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -15h (When it's 14:37 in Changhai, it's 23:37 in San Diego)
- **Elevation difference**: 63 ft (SAN is lower than CNI)

## Airports

### [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)

- City: Changhai, China
- ICAO: ZYCH
- Timezone: Asia/Shanghai
- Coordinates: 39.270000, 122.670000
- Elevation: 80 ft

### [San Diego International Airport (SAN)](https://www.flightduration.online/airport/san-san-diego-san-diego-international-airport/1ef266df-375a-6760-a0f3-06bb2780ed98)

- City: San Diego, United States
- ICAO: KSAN
- Timezone: America/Los_Angeles
- Coordinates: 32.730000, -117.190000
- Elevation: 17 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 14:37 in Changhai, it's 23:37 in San Diego.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Changhai Airport (CNI)](https://www.flightduration.online/airport/cni-changhai-changhai-airport/1ef266e0-212c-6a28-92ef-06bb2780ed98)
- [San Diego International Airport (SAN)](https://www.flightduration.online/airport/san-san-diego-san-diego-international-airport/1ef266df-375a-6760-a0f3-06bb2780ed98)
- [Flight duration calculator](/#calculator)