Makemytrip New Users Offer: Flat Rs. 500 instant discount for New Users. No minimum booking amount required to avail this offer. Offer is valid on Website, Mobile Site, Android app and iOS app only. To avail the offer customer must enter the deal code MMTWELCOME in the Deal Code field. Offer valid for ONE domestic flight booking per user - that is only on his/her first domestic flight booking on App or Desktop. Limited period offer. Book now!