Air Seychelles (HM, Mahé) has signed a firm order with Viking Air (VKN, Victoria International) for three additional DHC-6 Twin Otter Series 400s, due for delivery from 2015 onwards. The new aircraft, scheduled for delivery starting in 2015, will be configured as standard 19-passenger commercial turboprops and will be used in expanding services between Mahé, Praslin Island, Bird Island, Denis Island and Frégate Island. The airline currently operates one Viking Air DHC-6 Twin Otter Series 400 and three Series 300 aircraft.