Originally Posted by
Grando
I think I can guess the answer to this, but once online check in has been done and seats have been allocated, will Ryanair allow seating changes at the airport?
Absolutely, but you will have to pay the €15/£15 boarding pass reissue fee, together with the fee for whichever seat you end up in. A motivated check-in agent may also try to charge the €50/£50 airport check-in fee.
So it's cheaper to just pay for the seat you want in advance.