Originally Posted by
geraldtan
Was booking a SIN-MEL return using the SGMAST1 promo code (10% off regular fares, woo hoo!), and thankfully I checked the regular price, because guess what, I would have paid $250 MORE for the promo fare!!! I guess they aren't kidding when they say
Special Fares for Mastercard..

Screenshot: $2678 regular fare, $2912 Special Mastercard promotional fare
It may be that the promo fare is a Flex fare or the promo only applies to Flex fares while there is a Saver or special fare regularly available. Are those two flights in the same fare type?