# Distance from Annai (NAI) to Singapore (SIN)

> 18,047 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 18,047 km / 11,214 mi / 9,745 nm
- **Estimated flight time**: 22h
- **Heading**: 73° (east northeast)
- **Return heading**: 288° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Guyana) → Singapore
- **Intercontinental**: South America → Asia
- **Time difference**: +12h (When it's 16:29 in Annai, it's 04:29 in Singapore)
- **Elevation difference**: 279 ft (SIN is lower than NAI)

## Airports

### [Annai Airport (NAI)](https://www.flightduration.online/airport/nai-annai-annai-airport/1ef266df-dd9e-661c-b7dc-06bb2780ed98)

- City: Annai, Guyana
- ICAO: SYAN
- Timezone: America/Guyana
- Coordinates: 3.960000, -59.120000
- Elevation: 301 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 16:29 in Annai, it's 04:29 in Singapore.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Annai Airport (NAI)](https://www.flightduration.online/airport/nai-annai-annai-airport/1ef266df-dd9e-661c-b7dc-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)