Celtic are 12/1 to qualify for the next round of the Champions League following their 3-0 defeat by Braga.
Neil Lennon’s men are now 33/1 to make the group stage, according to Ladbrokes.
Spokesman Nick Weinberg said: “Celtic had their work cut out even before the first leg nightmare. It’s going to take a monumental effort to prolong their stay in the competition.”
Barcelona are 3/1 favourites to lift the trophy.
Celtic to qualify for next round 12/1
Celtic to reach the group stages of Champions League 33/1
Real Madrid 4/1
Manchester Utd 6/1
Bayern Munich 14/1
See the full UEFA Champions League Market Betting Odds market.