# Distance from Bost (BST) to San Francisco (SFO)

> 12,291 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,291 km / 7,637 mi / 6,637 nm
- **Estimated flight time**: 15h
- **Heading**: 6° (north)
- **Return heading**: 354° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Afghanistan) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -11.5h (When it's 23:28 in Bost, it's 11:58 in San Francisco)
- **Elevation difference**: 2,451 ft (SFO is lower than BST)

## Airports

### [Bost Airport (BST)](https://www.flightduration.online/airport/bst-bost-bost-airport/1ef266df-7893-6254-9e77-06bb2780ed98)

- City: Bost, Afghanistan
- ICAO: OABT
- Timezone: Asia/Kabul
- Coordinates: 31.560000, 64.360000
- Elevation: 2,464 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 23:28 in Bost, it's 11:58 in San Francisco.
With a 11.5-hour time difference, expect significant jet lag.

## Related

- [Bost Airport (BST)](https://www.flightduration.online/airport/bst-bost-bost-airport/1ef266df-7893-6254-9e77-06bb2780ed98)
- [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)