IAD → ATL: cancellations & delays
Over Jan 2023 - Apr 2026, 1.4% of Washington Dulles International Airport (IAD) to Hartsfield Jackson Atlanta International Airport (ATL) flights were cancelled and 19.1% arrived at least 15 minutes late, across 11,828 flights, flown by DL, UA, F9, WN, YX, OO. Cancellations peak in January.
Check today's live IAD departures →Airport pages: Washington Dulles International Airport (IAD) · Hartsfield Jackson Atlanta International Airport (ATL)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.