Clubs will contest two 45-minute matches each, with the winners of the two semi-finals meeting in the final and the two losers playing off for third and fourth place.
Salzburg take on Werder Bremen in the first match at 3pm, followed by the clash between Southampton and Valencia at 4.05pm.
The teams are then back in action later in the afternoon, with the third place play-off at 5.10pm and the final at 6.15pm.
On BT Sport 1 or the the link above from 3pm.