# Distance from Denver (DEN) to Rayong (UTP)

> 13,599 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,599 km / 8,450 mi / 7,343 nm
- **Estimated flight time**: 17h
- **Heading**: 330° (north northwest)
- **Return heading**: 23° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Thailand
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 15:56 in Denver, it's 04:56 in Rayong)
- **Elevation difference**: 5,392 ft (UTP is lower than DEN)

## Airports

### [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)

- City: Denver, United States
- ICAO: KDEN
- Timezone: America/Denver
- Coordinates: 39.860000, -104.670000
- Elevation: 5,434 ft

### [U-Tapao International Airport (UTP)](https://www.flightduration.online/airport/utp-rayong-u-tapao-international-airport/1ef266df-f519-6d1e-9a6a-06bb2780ed98)

- City: Rayong, Thailand
- ICAO: VTBU
- Timezone: Asia/Bangkok
- Coordinates: 12.680000, 101.000000
- Elevation: 42 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 15:56 in Denver, it's 04:56 in Rayong.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Denver International Airport (DEN)](https://www.flightduration.online/airport/den-denver-denver-international-airport/1ef266df-1706-67b6-bf3a-06bb2780ed98)
- [U-Tapao International Airport (UTP)](https://www.flightduration.online/airport/utp-rayong-u-tapao-international-airport/1ef266df-f519-6d1e-9a6a-06bb2780ed98)
- [Flight duration calculator](/#calculator)