Terminal a of Newark Liberty International Airport (EWR) is home to Spirit Airlines. Terminal A is where the majority of domestic flights, including those flown by low-cost carriers like Spirit, land. After renovations, the station now boasts a variety of attractions, including stores, What Terminal is Spirit Airlines at EWR restaurants and lounges. Before boarding a Spirit aircraft from EWR, make sure to confirm the latest recent gate information—it is subject to change. Especially in times of high travel demand, it is best to arrive at the terminal at least two hours before your scheduled departure in order to ensure a smooth check-in and security process.