The McNamara Terminal at Detroit Metropolitan Wayne County Airport (DTW) is home to Delta Airlines DTW Terminal. Modern amenities such as a variety of culinary options, retail stores, and cozy seating areas are all available at the McNamara Terminal to improve your travel experience. In order to give enough time for check-in, luggage drop, and security screening, Delta travelers are advised to arrive at least two hours before to domestic flights and three hours prior to international flights. The McNamara Terminal guarantees a seamless beginning to your trip with its efficient check-in desks and self-service kiosks.