# Distance from Singapore (SIN) to Montague (SIY)

> 13,328 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,328 km / 8,281 mi / 7,196 nm
- **Estimated flight time**: 17h
- **Heading**: 39° (northeast)
- **Return heading**: 303° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Singapore) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -15h (When it's 17:43 in Singapore, it's 02:43 in Montague)
- **Elevation difference**: 2,629 ft (SIY is higher than SIN)

## Airports

### [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

### [Siskiyou County Airport (SIY)](https://www.flightduration.online/airport/siy-montague-siskiyou-county-airport/1ef266df-388c-6c28-9606-06bb2780ed98)

- City: Montague, United States
- ICAO: KSIY
- Timezone: America/Los_Angeles
- Coordinates: 41.780000, -122.470000
- Elevation: 2,651 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 17:43 in Singapore, it's 02:43 in Montague.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Singapore Changi International Airport (SIN)](https://www.flightduration.online/airport/sin-singapore-singapore-changi-international-airport/1ef266e0-00ca-656e-b481-06bb2780ed98)
- [Siskiyou County Airport (SIY)](https://www.flightduration.online/airport/siy-montague-siskiyou-county-airport/1ef266df-388c-6c28-9606-06bb2780ed98)
- [Flight duration calculator](/#calculator)