*If you made your booking through a travel agency and wish to upgrade by topping up the fare difference, contact your travel agent.

Compare upgrade options

	Purchase mySQupgrade	Redeem miles for an upgrade award	Top up the fare difference
Pay with	Cash	KrisFlyer miles	Cash
Upgrade to	Premium Economy Class or Business Class (selected routes only)	One cabin class higher, except for upgrades from Economy Class to Business Class on flights with Premium Economy Class.	All cabin classes
Conditions	Not travelling with an infant, a group (more than 9 passengers in a booking), pay-with-miles, or Flight Pass booking	Not booked on a Lite or Value fare type	Not booked on an Economy Lite or Value fare type, and not a multi-city booking.
Mileage accrual (including PPS Value, if applicable.)	Based on original cabin class	Based on original cabin class	Based on upgraded cabin class
Confirmation	Immediate, if available.	Immediate, if available.	Immediate, if available.

Cabin upgrades