I want to Travel from Chennai to Tehran1way by Air.which flight possible with lowest fare & what is the fare?

Question

I got a job in Tehran.My employer wants me to travel with Lowest fare airlines from Chennai to Tehran, so that he will send me PTA(Pre-Paid Ticketing Advice) or he may give the Ticket money after reaching to Tehran.
So, i wants to know Lowest fare availability Flight (Air Line) & the fare either in Indian Rupees or in USD or in Dhirhams (including all Taxes).

Answer 1

You can get those prices from www.intriguedtravel.com
It will check the prices of multiple airlines at once.

Answer 2

Of course, Iran air is the cheapest.... through a travel agent around 400US$