# Distance from Dayrestan Airport (GSM) to Kathmandu (KTM)

> 2,908 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,908 km / 1,807 mi / 1,570 nm
- **Estimated flight time**: 4h
- **Heading**: 81° (east)
- **Return heading**: 275° (west)
- **Classification**: Medium-haul
- **Type**: International (Iran) → Nepal
- **Time difference**: +2.25h (When it's 11:36 in Dayrestan Airport, it's 13:51 in Kathmandu)
- **Elevation difference**: 4,345 ft (KTM is higher than GSM)

## Airports

### [Dayrestan Airport (GSM)](https://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

### [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)

- City: Kathmandu, Nepal
- ICAO: VNKT
- Timezone: Asia/Kathmandu
- Coordinates: 27.700000, 85.360000
- Elevation: 4,390 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 11:36 in Dayrestan Airport, it's 13:51 in Kathmandu.

## Related

- [Dayrestan Airport (GSM)](https://flightduration.online/airport/gsm-dayrestan-airport/1ef266df-7dd7-65b2-95bc-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)