# Distance from Colombo (CMB) to Dayrestan Airport (GSM)

> 3,339 km · estimated flight time 5h · Medium-haul route.

## Summary

- **Distance**: 3,339 km / 2,075 mi / 1,803 nm
- **Estimated flight time**: 5h
- **Heading**: 314° (northwest)
- **Return heading**: 126° (southeast)
- **Classification**: Medium-haul
- **Type**: International (Sri Lanka) → Iran
- **Time difference**: -2h (When it's 13:52 in Colombo, it's 11:52 in Dayrestan Airport)
- **Elevation difference**: 15 ft (GSM is higher than CMB)

## Airports

### [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)

- City: Colombo, Sri Lanka
- ICAO: VCBI
- Timezone: Asia/Colombo
- Coordinates: 7.180000, 79.880000
- Elevation: 30 ft

### [Dayrestan Airport (GSM)](https://www.flightduration.online/airport/gsm-dayrestan-airport/1ef266df-7dd7-65b2-95bc-06bb2780ed98)

- City: Dayrestan Airport, Iran
- ICAO: OIKQ
- Timezone: Asia/Tehran
- Coordinates: 26.750000, 55.900000
- Elevation: 45 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 13:52 in Colombo, it's 11:52 in Dayrestan Airport.

## Related

- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [Dayrestan Airport (GSM)](https://www.flightduration.online/airport/gsm-dayrestan-airport/1ef266df-7dd7-65b2-95bc-06bb2780ed98)
- [Flight duration calculator](/#calculator)