# Distance from Alto Parnaiba (APY) to San Francisco (SFO)

> 9,451 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,451 km / 5,873 mi / 5,103 nm
- **Estimated flight time**: 12h
- **Heading**: 309° (northwest)
- **Return heading**: 106° (east southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -4h (When it's 18:48 in Alto Parnaiba, it's 14:48 in San Francisco)
- **Elevation difference**: 955 ft (SFO is lower than APY)

## Airports

### [Alto Parnaiba Airport (APY)](https://www.flightduration.online/airport/apy-alto-parnaiba-alto-parnaiba-airport/1ef266df-baad-6068-9f90-06bb2780ed98)

- City: Alto Parnaiba, Brazil
- ICAO: SNAI
- Timezone: America/Fortaleza
- Coordinates: -9.080000, -45.950000
- Elevation: 968 ft

### [San Francisco International Airport (SFO)](https://www.flightduration.online/airport/sfo-san-francisco-san-francisco-international-airport/1ef266df-382a-66ea-a1cc-06bb2780ed98)

- City: San Francisco, United States
- ICAO: KSFO
- Timezone: America/Los_Angeles
- Coordinates: 37.620000, -122.380000
- Elevation: 13 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 18:48 in Alto Parnaiba, it's 14:48 in San Francisco.
The 4-hour time difference may cause some jet lag.

## Related

- [Alto Parnaiba Airport (APY)](https://www.flightduration.online/airport/apy-alto-parnaiba-alto-parnaiba-airport/1ef266df-baad-6068-9f90-06bb2780ed98)
- [San Francisco International Airport (SFO)](https://www.flightduration.online/airport/sfo-san-francisco-san-francisco-international-airport/1ef266df-382a-66ea-a1cc-06bb2780ed98)
- [Flight duration calculator](/#calculator)