Originally Posted by
AlanInDC
Maybe they will let you cancel this flight and convert to a voucher for future use. You would then have to shell out new cash to buy tickets on your selected airline. Possibly the best you can do.
This doesn't seem likely. That's what OP wants to do: use the value of a nonrefundable, nonchangeable ticket purchased on a LCC for travel on a different date because of a minor schedule change.
A change that insignificant does not entitle a ticketholder to do that under any regime of which I am aware