# Distance from Fort Lewis/Tacoma (GRF) to Singapore (SIN)

> 12,987 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,987 km / 8,070 mi / 7,012 nm
- **Estimated flight time**: 16h
- **Heading**: 306° (northwest)
- **Return heading**: 34° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Singapore
- **Intercontinental**: North America → Asia
- **Time difference**: +15h (When it's 16:10 in Fort Lewis/Tacoma, it's 07:10 in Singapore)
- **Elevation difference**: 279 ft (SIN is lower than GRF)

## Airports

### [Gray Army Air Field (Joint Base Lewis-Mcchord) Airport (GRF)](https://www.flightduration.online/airport/grf-fort-lewistacoma-gray-army-air-field-joint-base-lewis-mcchord-airport/1ef266df-1ee7-6f16-b615-06bb2780ed98)

- City: Fort Lewis/Tacoma, United States
- ICAO: KGRF
- Timezone: America/Los_Angeles
- Coordinates: 47.080000, -122.580000
- 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 16:10 in Fort Lewis/Tacoma, it's 07:10 in Singapore.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Gray Army Air Field (Joint Base Lewis-Mcchord) Airport (GRF)](https://www.flightduration.online/airport/grf-fort-lewistacoma-gray-army-air-field-joint-base-lewis-mcchord-airport/1ef266df-1ee7-6f16-b615-06bb2780ed98)
- [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)