Russell Craig, head of communications at Manchester Airport, said:
"We are certainly not proud about what has happened, and that is why we and the airline are doing an investigation."
"We have to get to the bottom of it," he added.
More top news
Labour's demands for tougher safeguards on shale gas extraction were accepted by MPs but attempts to introduce a moratorium were defeated.
League One side will face either Sunderland or Fulham after knocking out Premier League leaders Chelsea.
Actress will play Belle in a live-action remake of Disney's animated film Beauty and the Beast.