Originally Posted by
Carpacchio
the correct answer would be: you have a theoretical legal right, but the practical enforcing of it is questionable.
The European Commission has warned the Dutch cabinet minister Van Nieuwenhuizen that EC 261 has to be followed, no ifs, no buts. Airlines have to refund tickets if the customer so desires, and if the Dutch government refuses to enforce EC 261 then the EC will start procedures against it.
Source (in Dutch).