At Dallas/Fort Worth International Airport (DFW), Delta Airlines DFW Terminal is based at Terminal E. Terminal E provides a range of facilities to improve your journey, such as restaurants, shops, and cozy waiting places. Delta passengers are advised to arrive at least two hours prior to domestic flights and three hours prior to international flights in order to give themselves enough time for security checks, baggage drop-offs, and check-in. With their handy check-in booths and kiosks in Terminal E, Delta guarantees a smooth beginning to your trip.