Goomo RBL Bank Offer: Upto 1500 OFF On Domestic Flights Booking. For all RBLBank net banking users, credit card and debit cardholders. Offer is valid on domestic flight tickets booked on domestic airlines operating within India and for international flight tickets booked on airlines operating/flying from India. Offer is not valid on flight tickets booked on Air India Express, Air Arabia, Tiger Airways, Fly Dubai or Air Asia. To avail, the offer, enter & validate promo code for Domestic Flight ‘GMRBLDF’. Offer is valid for bookings made till 31st March 2018. Offer is valid on one-way and return fares.