What Terminal is Southwest Airlines at DTW? You may want to know what facilities and entertainment alternatives are offered at Detroit Metropolitan Wayne County Airport (DTW) if you are traveling with Southwest Airlines. Southwest Airlines, which is well-known for its customer-friendly philosophy, provides a range of amenities and entertainment options to improve your trip. Knowing what Southwest's terminal has to offer can help your airport trip run more smoothly and be more pleasurable, whether your goal is to unwind before a flight or to keep up with your favorite shows. Let's explore the entertainment options available at the DTW terminal for Southwest Airlines.