It will be sold 20.99 as from December 12th. This also seems to be the case for other European countries, however has not been confirmed for all.
From the captain himself:
We can now confirm more release dates for the 'Absolution Tour' DVD.
The UK, France and Spain shall all see the DVD hitting the shops on the 12th December. For Belgium & Holland it is the 16th December. The physical release dates for other territories are to be confirmed ASAP.
However, You can of course pre-order from HERE!