Rangers are in Russia to play FC Ufa, kick-off 3.00pm BST, and hold a 1-0 advantage from the first leg at Ibrox. Celtic are up against Suduva at Parkhead, kick-off 8.00pm, having earned a 1-1 draw in Lithuania last Thursday.
The draw for the Europa League group stage takes place tomorrow, with matchday one on Thursday September 20.
