Passengers traveling on Aer Lingus and Aer Lingus Regional from Dublin and Cork airports can present themselves (with valid passport details/ID for each passenger) at the airport and leave their bags the night before according to the schedules below . If traveling with immediate family, one family member may check in and drop off luggage for all passengers (but must carry each passenger's valid passport/ID). Passengers must arrive at the airport the next morning at least 90 minutes before their flight departure.