Dublin-headquartered Ryanair saw its passenger numbers increase by 7% to 12.6mln in June 2018, up from 11.8mln at the same stage a year ago. The airline's load factor - the ratio of passengers to available set - remained steady at 96%.
The Irish company said air traffic control strikes and staff shortages caused over 1,100 flight cancellations in June, compared to just 41 cancellations a year ago.
Meanwhile, FTSE 250-listed Wizz Air said its passenger numbers increase by 21.8% to 3mln in June 2018, up from 2.4mln a year earlier, while its load factor rose to 93.3% from 92.3%.
In the rolling 12 months to the end of June, Wizz passenger numbers rose by 23.2% to 31mln from 25.2mln.
Wizz Air said it added six new routes overall in June, with one additional route each to and from Poland and Lithuania as well, and it celebrated the opening of its newest base in Vienna as well as the launch of its Pilot Academy Program in Bulgaria.
The company also had four brand-new Airbus A320 delivered, taking its fleet total to 102 aircraft.
In late afternoon trading, Ryanair's London traded shares were 0.1% lower at €15.54, while Wizz Air shares were 0.3% higher at 3,503p.
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