The fixture will take place the Card's Laithwaite Community Stadium home with a 7pm kick-off.
Entry prices are just £5 for adults and £1 for under 16s.
Celtic lost 6-0 at Swansea City in their first Group D clash while Bilbao are yet to play in the competition, as are Manchester United, who they also share the group with.
The International Cup consists of 12 Premier League 2 teams and 12 Under-23 sides from elite Academies across Europe, split into six groups of four.
The six group winners and the two best runners-up qualify for the quarter-finals. All knockout ties are one-off matches.
FC Porto are the defending champions.
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