Aer Lingus missed flight situations can occur due to late arrival at the airport, traffic delays, or unexpected circumstances. According to the Aer Lingus missed flight policy, passengers who miss their scheduled flight should contact Aer Lingus customer service or airport staff immediately for assistance. The airline may offer options to rebook the next available flight, depending on the ticket conditions and fare rules. Additional charges may apply for changing the booking or purchasing a new ticket. Passengers should check their flight status and available alternatives. Arriving at the airport well before departure can help prevent missed flights.