Originally Posted by
BrianWBrazil
Under 23 months is free, as far as I know. And let's face it, only children under 23 months (or even much younger) would be able to use the bassinet. It sounds like you have unearthed a loophole that unscrupulous people can jump through. Wait for more informed comments.
An infant is not free to add to a booking, it is 10% of the base fare of the adult and will also incur most of the fees (although not APD of course).