# Distance from Bangkok (BKK) to Imperial (IML)

> 13,563 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,563 km / 8,427 mi / 7,323 nm
- **Estimated flight time**: 17h
- **Heading**: 20° (north northeast)
- **Return heading**: 334° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 00:31 in Bangkok, it's 11:31 in Imperial)
- **Elevation difference**: 3,271 ft (IML 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

### [Imperial Municipal Airport (IML)](https://www.flightduration.online/airport/iml-imperial-imperial-municipal-airport/1ef266df-2349-6cee-bbc5-06bb2780ed98)

- City: Imperial, United States
- ICAO: KIML
- Timezone: America/Denver
- Coordinates: 40.510000, -101.620000
- Elevation: 3,276 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 00:31 in Bangkok, it's 11:31 in Imperial.
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)
- [Imperial Municipal Airport (IML)](https://www.flightduration.online/airport/iml-imperial-imperial-municipal-airport/1ef266df-2349-6cee-bbc5-06bb2780ed98)
- [Flight duration calculator](/#calculator)