# Distance from Quincy (GNF) to Singapore (SIN)

> 13,547 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,547 km / 8,418 mi / 7,315 nm
- **Estimated flight time**: 17h
- **Heading**: 304° (northwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Singapore
- **Intercontinental**: North America → Asia
- **Time difference**: +15h (When it's 22:50 in Quincy, it's 13:50 in Singapore)
- **Elevation difference**: 3,397 ft (SIN is lower than GNF)

## Airports

### [Gansner Field (GNF)](https://www.flightduration.online/airport/gnf-quincy-gansner-field/1ef266de-fc55-6200-a585-06bb2780ed98)

- City: Quincy, United States
- ICAO: K2O1
- Timezone: America/Los_Angeles
- Coordinates: 39.940000, -120.950000
- Elevation: 3,419 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 22:50 in Quincy, it's 13:50 in Singapore.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Gansner Field (GNF)](https://www.flightduration.online/airport/gnf-quincy-gansner-field/1ef266de-fc55-6200-a585-06bb2780ed98)
- [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)