Complex sentence: This allowed the airline to expand operations and in 2002, direct flights linking Whangarei to Wellington International Airport were begun, using Eagle Airways new Beechcraft 1900s which became Eagle's longest regular flight service-626 km with 90 min flight.
Split into simpler sentences: This allowed the airline to expand operations and in 2002, direct flights linking Whangarei to Wellington International Airport were begun. This service took advantage of Eagle Airways new Beechcraft 1900s and subsequently became Eagle's longest regular flight service at 626 km with 90 min flight.