Originally Posted by
modularmayhem
In your situation i would book SQ J now in the hope that it may change to 77W. If it doesnt then i would check closer to the departure date if there is F available on the flight and simply pay the £20 change fee (plus extra miles+cash) to upgrade to F
Can I downgrade myself at a later date and get the refund (cash+miles) less change fees.
It is because I would like to get the booking in F before the 1 May deadline kicks in.