Global flight passenger demand, measured in revenue passenger kilometers or RPK’s, contracted 91% on the year in May, after falling 94% in April, the International Air Transport Association said July 1. Receive daily email alerts, subscriber notes & personalize your experience. Register Now The slight uptick in May relative to April was due to developments in domestic markets with international air travel close to zero in both April and May, according to IATA. “A more significant uptick in demand is expected in June as many countries — notably in Europe — ease their lockdowns and airlines partly restore some of their seat capacity,” IATA said. “The restart period will be challenging for airlines. Some countries appear to have contained the virus but at the global level […]