Discover Spirit Airlines EWR Terminal newark Liberty International Airport's Terminal A is where Spirit Airlines is based (EWR). Travelers can enjoy a variety of facilities at this station, such as pleasant waiting lounges, dining options, and shopping. The speedy check-in and boarding procedures offered by Spirit enable travelers to reach their destinations promptly. Keep in mind that additional fees may apply for items such as baggage and seat preference. All things considered, Spirit Airlines travels through Terminal A in a convenient and affordable manner.