# Distance from Adak Island (ADK) to Singapore (SIN)

> 9,162 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,162 km / 5,693 mi / 4,947 nm
- **Estimated flight time**: 12h
- **Heading**: 262° (west)
- **Return heading**: 38° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Singapore
- **Intercontinental**: North America → Asia
- **Time difference**: +17h (When it's 17:23 in Adak Island, it's 10:23 in Singapore)
- **Elevation difference**: 3 ft (SIN is higher than ADK)

## Airports

### [Adak Airport (ADK)](https://www.flightduration.online/airport/adk-adak-island-adak-airport/1ef266df-862f-6fd4-8fcd-06bb2780ed98)

- City: Adak Island, United States
- ICAO: PADK
- Timezone: America/Adak
- Coordinates: 51.880000, -176.640000
- Elevation: 20 ft

### [Singapore Changi International Airport (SIN)](https://www.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 17:23 in Adak Island, it's 10:23 in Singapore.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Adak Airport (ADK)](https://www.flightduration.online/airport/adk-adak-island-adak-airport/1ef266df-862f-6fd4-8fcd-06bb2780ed98)
- [Singapore Changi International Airport (SIN)](https://www.flightduration.online/airport/sin-singapore-singapore-changi-international-airport/1ef266e0-00ca-656e-b481-06bb2780ed98)
- [Flight duration calculator](/#calculator)