Learn everything there is to know about Del Rio International Airport's (DRT) United Airlines DRT Terminal Everything from eating options and facilities to security processes and check-in procedures is covered in our extensive guide. You'll discover helpful information to improve your experience at the United Airlines DRT terminal, regardless of how often you fly. Find information about baggage claim, parking options, and the easiest routes through the airport to ensure a seamless travel. Make your next travel with United Airlines stress-free by staying informed.