change is free in the comfort class in qatar but u might have to pay for ticket price difference ,i recently changed my date and the charged me 0.30 p haha.i had a good laugh about it lol.
wise usually only gets delayed if u send it at weekends .i use both but prefer wise , remit is ok but looks cheaper when in fact its slightly dearer haha,
try thai tune ipass travel insurance .i use it and its seriously cheaper than a uk one haha.i no longer entertain using rip off uk companies ,since covid rates have trebled and more and they aint come back down so take your business else where .