International Consolidated Airlines Group, the owner of British airways and Iberia, said on Friday that it carried 7.9m passengers in June, up 9.1% from 7.1m a year ago.Group traffic during the month, measured in revenue passenger kilometres, rose 6.7% versus June 2014, while capacity measured in available seat kilometres was up 5.4%.Premium traffic increased by 5.3% in June compared to the previous year and the passenger load factor, which measures how full planes are, was 83.7%, up from 82.7% last year.At 15:29, IAG shares were down 0.4% at 487.50p.