Spirit Airlines Newark Liberty International Airport operates from Terminal A at Newark Liberty International Airport (EWR), a state-of-the-art terminal designed for a smooth and convenient travel experience. The terminal features a variety of dining options, shops, and services to enhance your journey. For a hassle-free trip, it’s recommended to arrive at least 2 hours before domestic flights and 3 hours before international flights. Spirit’s check-in counters and self-service kiosks are located in Terminal A, making it easy to drop off luggage and prepare for boarding.