Originally Posted by
Dave Noble
That is factually inaccurate ; both the B and M saver fares can be upgraded at time of booking and they are not twice the price of the Q / U saver fares
actually U is also a pre-upgradable saver fare.
So a SIN-FCO-SIN in U/Saver is 838USD and a W/Flex is 1181USD // same for SIN-DXB-SIN U/Saver is 765USD and W/Flex is 1032USD.
So rather 35 percent more than double the price.