DL1148 IAH → ATL

Delta Air Lines · Houston, TX to Atlanta, GA · 31 flights observed, 2026-05-07 to 2026-06-06 · 689 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is +5 min, while the worst 10% run +70 min or later.

DL1148 covers more than one route in the data window — the stats below are for IAH → ATL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
71%
Median delay
+5 min
90th percentile
+70 min
Cancellation rate
0%

How often is DL1148 on time?

Across 31 flights on IAH → ATL from 2026-05-07 to 2026-06-06, DL1148 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +70 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2271%
16-30 min413%
31-60 min13%
61-120 min413%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-052568%+17 min
2026-06683%+4 min

Performance by day of week

DayFlightsOn-time
Mon475%
Tue4100%
Wed450%
Thu560%
Fri580%
Sat580%
Sun450%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…