Originally Posted by
sbs2716g
Infant ticket should cost 10% of the adult fare. 75% is for child above 2yo (but this is usually for cash booking only) . Maybe you want to double check with SQ again? SQ should be able to sell at 10% of adult fare (provided your child is still under 2 at time of travel)and add her to your booking.
10% is for lap infant, not for a seat. OP wants a seat for his <2YO.