Manchester United got 2 successive wins after beating Manchester City in the last round of the league.
Besides, Manchester United have won over Manchester City in 3 of their 4 meetings this season.
Meanwhile, Manchester United kept unbeaten in 10 games in a row.
Although Manchester United are on away field, they landed a good record in 6 matches, with 4 wins and 2 draws.
LASK Linz have been in a winning streak at home, but the AH line is still in favor of Manchester United.
So Manchester United are expected to win.