Aer Lingus (EI) — Complete Travel Guide
Everything you need to know about flying with Aer Lingus: baggage policy, carry-on rules, online check-in, cancellation policy, seat selection, and expert tips to save money. This guide is updated regularly to reflect the latest Aer Lingus policies.
Quick Facts About Aer Lingus
- IATA Code: EI
- Carry-On: 55x40x24 cm (21
- First Checked Bag: $30-$72 (distance-based) for Europe flights, $55-$75 for Transatlantic flights
- Check-In Opens: 48 hours before departure for flights within Europe (15 days for Plus/Advantage/AerSpace fares or Saver with purchased seat); 24 hours before departure for transatlantic flights
- Last Updated: May 2026
Aer Lingus Travel Guides
Explore our detailed guides for Aer Lingus:
- Aer Lingus Baggage Policy — Checked bag fees, weight limits, oversized items, and tips to avoid fees.
- Aer Lingus Carry-On Rules — Carry-on dimensions (21.5x15.5x9.5 in), personal item size, and enforcement.
- Aer Lingus Online Check-In — Check-in opens 48 hours before departure for flights within Europe (15 days for Plus/Advantage/AerSpace fares or Saver with purchased seat); 24 hours before departure for transatlantic flights, mobile app, boarding pass options.
- Aer Lingus Cancellation Policy — 24-hour rule, refund eligibility, change fees, and credit options.
- Aer Lingus Seat Selection — Free vs paid seats, upgrade options, and best seat tips.
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