The number of passengers carried by Aer Lingus dipped by 0.3% in May, new figures from its parent group IAG show today.
Aer Lingus flew a total of 1.081 million passengers in May, down from the figure of 1.084 million the same time last year.
But the revenue it generated from each passenger rose by 3.9% and its passenger load factor - how many seats it fills on each flight - increased to 80.4% from 79.9% the same time last year.
The airline's passenger numbers so far this year are up 5.7% to 4.272 million from 4.042 million the same time last year, IAG added.
IAG's overall passenger numbers increased by 4.1% to 10.378 million in May, while its load factor rose from 82.7% to 83.2%.
The airline group also owns British Airways, Iberia, Level and Vueling.
Passenger numbers at BA were up 2.4%, while the number of people carried by Iberia increased by 4.8% and Vueling statistics rose by 3.4%.
IAG's recently launched low cost Level service saw a 544% increase in passenger numbers in May.