# Distance from Bangkok (BKK) to Spearfish (SPF)

> 13,088 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 13,088 km / 8,133 mi / 7,067 nm
- **Estimated flight time**: 16h
- **Heading**: 20° (north northeast)
- **Return heading**: 333° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 21:47 in Bangkok, it's 08:47 in Spearfish)
- **Elevation difference**: 3,928 ft (SPF is higher than BKK)

## Airports

### [Suvarnabhumi Airport (BKK)](https://www.flightduration.online/airport/bkk-bangkok-suvarnabhumi-airport/1ef266df-f511-6042-a32f-06bb2780ed98)

- City: Bangkok, Thailand
- ICAO: VTBS
- Timezone: Asia/Bangkok
- Coordinates: 13.680000, 100.750000
- Elevation: 5 ft

### [Black Hills-Clyde Ice Field (SPF)](https://www.flightduration.online/airport/spf-spearfish-black-hills-clyde-ice-field/1ef266df-3948-6c5c-a35d-06bb2780ed98)

- City: Spearfish, United States
- ICAO: KSPF
- Timezone: America/Denver
- Coordinates: 44.480000, -103.790000
- Elevation: 3,933 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 21:47 in Bangkok, it's 08:47 in Spearfish.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Suvarnabhumi Airport (BKK)](https://www.flightduration.online/airport/bkk-bangkok-suvarnabhumi-airport/1ef266df-f511-6042-a32f-06bb2780ed98)
- [Black Hills-Clyde Ice Field (SPF)](https://www.flightduration.online/airport/spf-spearfish-black-hills-clyde-ice-field/1ef266df-3948-6c5c-a35d-06bb2780ed98)
- [Flight duration calculator](/#calculator)