# Distance from Islamabad (ISB) to Singapore (SIN)

> 4,831 km · estimated flight time 7h · Long-haul route.

## Summary

- **Distance**: 4,831 km / 3,002 mi / 2,609 nm
- **Estimated flight time**: 7h
- **Heading**: 131° (southeast)
- **Return heading**: 321° (northwest)
- **Classification**: Long-haul
- **Type**: International (Pakistan) → Singapore
- **Time difference**: +3h (When it's 21:20 in Islamabad, it's 00:20 in Singapore)
- **Elevation difference**: 1,739 ft (SIN is lower than ISB)

## Airports

### [Islamabad International Airport (ISB)](https://www.flightduration.online/airport/isb-islamabad-islamabad-international-airport/1ef266df-81d8-6e7c-adc5-06bb2780ed98)

- City: Islamabad, Pakistan
- ICAO: OPIS
- Timezone: Asia/Karachi
- Coordinates: 33.550000, 72.830000
- Elevation: 1,761 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 a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 21:20 in Islamabad, it's 00:20 in Singapore.
The 3-hour time difference may cause some jet lag.

## Related

- [Islamabad International Airport (ISB)](https://www.flightduration.online/airport/isb-islamabad-islamabad-international-airport/1ef266df-81d8-6e7c-adc5-06bb2780ed98)
- [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)