what terminal is delta at dfw ? hence the following details are related to it: Arriving passengers at one of the nation's busiest airports, Dallas/Fort Worth International Airport (DFW), should be aware of which of the various terminals to use to find their airline. Delta Airlines primarily operates out of Terminal E at Dallas/Fort Worth International Airport. Both domestic and international travel are handled out of facility E, the airport's eastern facility. Dallas/Fort Worth International Airport (DFW), one of the busiest airports in the nation, necessitates that travelers know where to find their airline among its several terminals.