DL4831 ATL → MOB

Delta Air Lines · Atlanta, GA to Mobile, AL · 15 flights observed, 2025-12-20 to 2026-01-03 · 302 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -15 min, while the worst 10% run +66 min or later.

DL4831 covers more than one route in the data window — the stats below are for ATL → MOB, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
86%
Median delay
-15 min
90th percentile
+66 min
Cancellation rate
7%

How often is DL4831 on time?

Across 15 flights on ATL → MOB from 2025-12-20 to 2026-01-03, DL4831 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +66 min or later. 7% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1286%
16-30 min00%
31-60 min00%
61-120 min17%
2+ hrs17%

Performance by month

MonthFlightsOn-timeAvg delay
2025-121182%+64 min
2026-013100%-10 min

Performance by day of week

DayFlightsOn-time
Mon250%
Tue250%
Wed2100%
Thu2100%
Fri2100%
Sat3100%
Sun1100%

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