Frontier Airlines DFW Terminal – Your Complete Guide When traveling through Dallas/Fort Worth International Airport (DFW) with Frontier Airlines, knowing your terminal details can make your journey smooth and stress-free. The frontier airlines dfw terminal serves as the main point for departures and arrivals for the airline, offering travelers convenience, essential amenities, and quick access to connecting flights. Location and Check-In Frontier Airlines operates primarily from Terminal E at DFW Airport. This terminal is well-organized, with dedicated check-in counters for Frontier passengers. Travelers are encouraged to arrive at least two hours before domestic flights to allow enough time for check-in, security screening, and boarding. Security and Boarding Process Terminal E is equipped with multiple TSA security checkpoints to ensure a smooth screening process. Once you pass security, you’ll find clear signage guiding you to the Frontier Airlines gates. Boarding generally begi