Skip to main content
Aer Lingus Logo

Aer Lingus·Part of IAG; partners with oneworld carriers

How to Change a Aer Lingus Flight — Fees & Rules

AI Travel Summary & Overview

How to Change a Aer Lingus Flight — Fees & Rules — Summary

Change a Aer Lingus booking: change fees, fare difference rules, same-day change and standby, the 24-hour rule, and what happens if you no-show.

Key Travel Facts & Insights

  • Change fees: Saver is non-changeable.
  • Same-day changes and standby: Limited by route frequency..
  • The 24-hour rule: DOT 24-hour rule applies to tickets sold in the US..
  • If you miss the flight: No-show forfeits restricted fare value; taxes remain claimable..
AirlineAer Lingus
IATA CodeEI
TopicChanging Your Flight
Last reviewed2026-07-31

Change fees

Saver is non-changeable. Smart and Plus change for a fee plus fare difference.

Same-day changes and standby

Limited by route frequency.

The 24-hour rule

DOT 24-hour rule applies to tickets sold in the US.

If you miss the flight

No-show forfeits restricted fare value; taxes remain claimable.

Which fare you bought matters

Economy Saver — No checked bag, no changes, no seat selection. Economy Smart — Fare difference applies. Business Class — European Business is a blocked-middle-seat economy product, not lie-flat.

Fastest way to make the change

aerlingus.com and the app handle changes, seats and bags.

Aer Lingus changing your flight — common questions

Does Aer Lingus charge a change fee?

Saver is non-changeable. Smart and Plus change for a fee plus fare difference.

Can I cancel a Aer Lingus flight within 24 hours?

DOT 24-hour rule applies to tickets sold in the US.

What happens if I miss my Aer Lingus flight?

No-show forfeits restricted fare value; taxes remain claimable.

More Aer Lingus help

All Aer Lingus policies and guides

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.