Can I apply a promo code when I pay with KrisFlyer miles? April 29, 2021 10:47 Updated Yes! You may apply a promo code when paying with KrisFlyer miles as long as the promo code is valid. Related articles Is there a minimum value/number of KrisFlyer miles needed to redeem a booking through miles? My miles expire in a few days, but I want to make a booking for 2 weeks away. Can I do that? I am unable to redeem my KrisFlyer miles for this booking I want to become a Pelago provider What payment methods can I use?