# Distance from Guangzhou (CAN) to St Mary'S (KSM)

> 7,385 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,385 km / 4,589 mi / 3,987 nm
- **Estimated flight time**: 10h
- **Heading**: 31° (north northeast)
- **Return heading**: 276° (west)
- **Classification**: Long-haul
- **Type**: International (China) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -16h (When it's 22:23 in Guangzhou, it's 06:23 in St Mary'S)
- **Elevation difference**: 264 ft (KSM is higher than CAN)

## Airports

### [Guangzhou Baiyun International Airport (CAN)](https://www.flightduration.online/airport/can-guangzhou-guangzhou-baiyun-international-airport/1ef266e0-1e75-6adc-8880-06bb2780ed98)

- City: Guangzhou, China
- ICAO: ZGGG
- Timezone: Asia/Shanghai
- Coordinates: 23.390000, 113.300000
- Elevation: 50 ft

### [St Mary's Airport (KSM)](https://www.flightduration.online/airport/ksm-st-marys-st-marys-airport/1ef266df-8810-6b14-99ba-06bb2780ed98)

- City: St Mary'S, United States
- ICAO: PASM
- Timezone: America/Nome
- Coordinates: 62.060000, -163.300000
- Elevation: 314 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 22:23 in Guangzhou, it's 06:23 in St Mary'S.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Guangzhou Baiyun International Airport (CAN)](https://www.flightduration.online/airport/can-guangzhou-guangzhou-baiyun-international-airport/1ef266e0-1e75-6adc-8880-06bb2780ed98)
- [St Mary's Airport (KSM)](https://www.flightduration.online/airport/ksm-st-marys-st-marys-airport/1ef266df-8810-6b14-99ba-06bb2780ed98)
- [Flight duration calculator](/#calculator)