# Distance from Bangkok (BKK) to Koyukuk (KYU)

> 9,166 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,166 km / 5,695 mi / 4,949 nm
- **Estimated flight time**: 12h
- **Heading**: 25° (north northeast)
- **Return heading**: 286° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -15h (When it's 00:30 in Bangkok, it's 09:30 in Koyukuk)
- **Elevation difference**: 144 ft (KYU 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

### [Koyukuk Airport (KYU)](https://www.flightduration.online/airport/kyu-koyukuk-koyukuk-airport/1ef266df-88db-6e36-97c3-06bb2780ed98)

- City: Koyukuk, United States
- ICAO: PFKU
- Timezone: America/Anchorage
- Coordinates: 64.880000, -157.730000
- Elevation: 149 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 00:30 in Bangkok, it's 09:30 in Koyukuk.
With a 15-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)
- [Koyukuk Airport (KYU)](https://www.flightduration.online/airport/kyu-koyukuk-koyukuk-airport/1ef266df-88db-6e36-97c3-06bb2780ed98)
- [Flight duration calculator](/#calculator)