Nepal to Iran · 3,140 km · Compare flights, trains, buses & driving
The straight-line distance from Kathmandu to Tehran is approximately 3,140 km (1,951 miles). By road, the distance increases to about 1,850 km due to terrain, highways, and road networks connecting Nepal to Iran.
Flying is the fastest way to cover the 3,140 km distance. Flights from KTM to IKA take approximately 4 hrs 56 min including boarding and taxiing. Multiple airlines operate on this route, and fares vary depending on the season, time of booking, and class of travel.
For the best prices, book 2-3 weeks in advance and opt for mid-week departures (Tuesday, Wednesday) which are typically cheaper than weekend flights.
Search Kathmandu to Tehran FlightsThe drive from Kathmandu to Tehran is a long one — approximately 1,850 km taking around 24 hrs 42 min. Plan at least one overnight halt. Fatigue driving on Indian highways is dangerous.
For official travel information, regulations, and booking services:
DGCA — Indian aviation authority
Passport Seva — Passport and travel documents