Frontier Airlines operates out of Terminal E at DFW Airport. Terminal E is known for serving low-cost carriers and is located on the east side of the airport. It is one of the smaller terminals at DFW, but it offers everything necessary for a comfortable travel experience, including check-in counters, security checkpoints, and boarding gates that are conveniently laid out for easy access. Travelers flying with Frontier should arrive early, especially during peak travel times, to allow enough time for check-in and security screening. The terminal features self-service kiosks to speed up the check-in process, along with helpful staff ready to assist with baggage or flight inquiries.