IAH → ATL: cancellations & delays
Over Jan 2023 - Apr 2026, 1.7% of George Bush Intercontinental Airport (IAH) to Hartsfield Jackson Atlanta International Airport (ATL) flights were cancelled and 24.0% arrived at least 15 minutes late, across 15,510 flights, flown by DL, UA, NK, F9, OO, 9E. Cancellations peak in July.
Check today's live IAH departures →Airport pages: George Bush Intercontinental Airport (IAH) · 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.