Schedule: the flights that flew on Tuesday, Nov 3, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
Today
DL 1993 · IAD → ATL
departs 2:56 PM ET · arrives 4:46 PM ET
DL 1993 isn’t flying IAD → ATL today
This listing came from a typical schedule. According to the FAA, DL 1993 flies these legs today: