ClearTrip HSBC Credit Card Offer A user will Get Up to Rs.1200 off on Domestic Flights Booking at Cleartrip. A user must use promo code (CTHSBCFRIDAY) on the payment page to get this offer. Minimum Booking amount Rs.5000 is required to avail the offer. Offer is valid on One Way And Round Trip Domestic Flights. Offer valid for all HSBC card users. Offer valid only on Friday. limited period Offer. so book now.