Aer Lingus·Part of IAG; partners with oneworld carriers
Aer Lingus Check-in Times & Boarding Cutoffs
Aer Lingus Check-in Times & Boarding Cutoffs — Summary
When Aer Lingus check-in opens, airport and bag drop cutoffs for domestic and international flights, and how early the gate closes.
Key Travel Facts & Insights
- When online check-in opens: 30 hours before departure..
- Domestic airport cutoff: Not applicable..
- International airport cutoff: 60 minutes before departure; 75 minutes recommended at Dublin for US-bound flights given preclearance..
- Bag drop deadline: 60 minutes before departure..
When online check-in opens
30 hours before departure.
Domestic airport cutoff
Not applicable.
International airport cutoff
60 minutes before departure; 75 minutes recommended at Dublin for US-bound flights given preclearance.
Bag drop deadline
60 minutes before departure.
Boarding and gate closure
Gates close 20 minutes before departure. Dublin US preclearance requires an extra 60–90 minutes — this is the single most common cause of missed Aer Lingus flights.
Doing it in the app
aerlingus.com and the app handle changes, seats and bags.
Aer Lingus check-in & boarding — common questions
When does Aer Lingus check-in open?
30 hours before departure.
How early do I need to be at the airport for Aer Lingus?
Domestic: Not applicable. International: 60 minutes before departure; 75 minutes recommended at Dublin for US-bound flights given preclearance. Bags: 60 minutes before departure.
How long before departure does the Aer Lingus gate close?
Gates close 20 minutes before departure. Dublin US preclearance requires an extra 60–90 minutes — this is the single most common cause of missed Aer Lingus flights.
More Aer Lingus help
Booking Aer Lingus? Talk to a US travel consultant.
Fare rules, baggage allowances and change policies differ by route and fare brand. Our consultants confirm the exact terms attached to your itinerary before you pay — and handle the change or refund if plans move.