First Quarter 2019 Deliveries Rises For Cessna Aircraft Textron Aviation company Cessna Aircraft has seen rising deliveries for the first quarter of 2019. The good performance was backed by deliveries of 44 Citation jet aircraft for the quarter period ended March 31st. This is up significantly over the previous period in 2018 which yielded 36 deliveries jet aircraft. Textron Aviation is working hard on trying to get the long-awaited Super midsize Citation Longitude model to market. The aircraft was originally penned for Entry Into Service (EIS) in 2017. It is now into the second quarter of 2019 and the Longitude is yet to come to market.