Looking for a cheap flight from Dehradun to Varanasi (DED-VNS)? Flights fares for Dehradun to Varanasi start at INR 5.166. Find the best and cheapest flights on this route and other relevant information. Before you book a flight you can use Utiket to find the cheapest flights from Dehradun to Varanasi for IndiGo, Air India, Vistara, AirAsia India, Spicejet, Air India Express. All flight data are real-time and accurate. Utiket finds all the cheapest flights from Dehradun to Varanasi.