BusinessBudget airlines see bumper September as Ryanair passenger numbers climbRyanair boss Michael O'Leary puts the airline's strong results down to a charm offensiveEric Piermont/AFP/Getty ImagesAngela Jameson5 October 2015European budget airlines have had a bumper September, as holidaymakers rushed to take advantage of good weather.Ryanair confirmed that its busiest ever summer had continued into autumn, as it carried 9.55 million customers in the month, 12% more than last year.Ryanair also reported a load factor of 94% for the month, 4% higher than in 2014.“These record monthly numbers and load factors are due to our lower fares, our stronger forward bookings and the continuing success of our “Always Getting Better” customer experience programme,” the airline said.Would-be rival to Ryanair, Wizz Air, also reported a very strong September performance, with a 22% increase in passengers.Read MoreFreedom Pass: Londoners may have to go back into battle to save travel freebieElon Musk suggests he could buy Ryanair amid spat with boss Michael O’LearyWH Smith hire turnaround veteran with package that could be worth £25mSponsoredDiscover a hidden island paradise in the Indian Ocean Wizz, which offers routes in central and Eastern Europe, has seen passenger numbers increase by a fifth this year.The London-listed airline has ordered 110 Airbus A321neo planes which arrive in 2019.Wizz Air added nine new routes in the second half of the financial year: four in Romania and five in Poland.MORE ABOUTTravelBudget airlinesRyanairWizz Air