If you're wondering, "What terminal is Frontier at LAX?" Frontier Airlines operates out of Terminal 5 at Los Angeles International Airport. This terminal, though often busy, is designed for easy navigation, making your journey through the airport smooth and efficient. During my visit, I found the check-in counters well-marked and the staff helpful in guiding passengers through the process. Terminal 5 also offers a range of amenities, including dining and shopping options, which are convenient if you have some time before your flight. The seating areas are comfortable, and charging stations are readily available, making it easy to relax and prepare for your journey. If you're flying with Frontier, Terminal 5 at LAX is where you'll be, providing a solid start to your travel experience.