 Wood Dale, Sept. 21, 2021 GLOBE NEWSWIRE -- AAR NYSE: AIR, a leading provider of aviation services to commercial and government operators, MROs and OEMs, announced today the extension of its power-by-the-hour PBH component support contract with Volotea. The partnership started in 2016 with four A319 aircraft and the fleet has grown now to nearly 40 aircraft today. 