# Distance from Redstone Arsnl Huntsville (HUA) to Singapore (SIN)

> 15,857 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,857 km / 9,853 mi / 8,562 nm
- **Estimated flight time**: 20h
- **Heading**: 342° (north northwest)
- **Return heading**: 15° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Singapore
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 14:35 in Redstone Arsnl Huntsville, it's 03:35 in Singapore)
- **Elevation difference**: 663 ft (SIN is lower than HUA)

## Airports

### [Redstone Army Air Field (HUA)](https://flightduration.online/airport/hua-redstone-arsnl-huntsville-redstone-army-air-field/1ef266df-21a4-65ce-b43a-06bb2780ed98)

- City: Redstone Arsnl Huntsville, United States
- ICAO: KHUA
- Timezone: America/Chicago
- Coordinates: 34.680000, -86.680000
- Elevation: 685 ft

### [Singapore Changi International Airport (SIN)](https://flightduration.online/airport/sin-singapore-singapore-changi-international-airport/1ef266e0-00ca-656e-b481-06bb2780ed98)

- City: Singapore, Singapore
- ICAO: WSSS
- Timezone: Asia/Singapore
- Coordinates: 1.350000, 103.990000
- Elevation: 22 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 14:35 in Redstone Arsnl Huntsville, it's 03:35 in Singapore.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Redstone Army Air Field (HUA)](https://flightduration.online/airport/hua-redstone-arsnl-huntsville-redstone-army-air-field/1ef266df-21a4-65ce-b43a-06bb2780ed98)
- [Singapore Changi International Airport (SIN)](https://flightduration.online/airport/sin-singapore-singapore-changi-international-airport/1ef266e0-00ca-656e-b481-06bb2780ed98)
- [Flight duration calculator](/#calculator)