# Distance from Bangkok (BKK) to Roundup (RPX)

> 12,713 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,713 km / 7,900 mi / 6,865 nm
- **Estimated flight time**: 16h
- **Heading**: 22° (north northeast)
- **Return heading**: 329° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 19:22 in Bangkok, it's 06:22 in Roundup)
- **Elevation difference**: 3,485 ft (RPX 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

### [Roundup Airport (RPX)](https://www.flightduration.online/airport/rpx-roundup-roundup-airport/1ef266df-35b3-6aec-afe9-06bb2780ed98)

- City: Roundup, United States
- ICAO: KRPX
- Timezone: America/Denver
- Coordinates: 46.480000, -108.540000
- Elevation: 3,490 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 19:22 in Bangkok, it's 06:22 in Roundup.
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)
- [Roundup Airport (RPX)](https://www.flightduration.online/airport/rpx-roundup-roundup-airport/1ef266df-35b3-6aec-afe9-06bb2780ed98)
- [Flight duration calculator](/#calculator)