ON TIMEBOARD
Delta Air Lines / ATL → JAN

DL 3151 on time

Delta Air Lines 3151: Atlanta to Jackson at 11:50 a.m.; Jackson to Atlanta at 12:11 p.m. (past 12 months). Figures below the title are for ATL → JAN, its busiest leg

On time
85%
170 flights · likely 79–89%
Cancelled
1.8%
of scheduled flights
Typical arrival
−11 min
median vs schedule
When late
+66 min
average delay
Similar flights
81%
DL, same route & hour

About 1 in 7 DL 3151 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (15%); 1.8% were cancelled. The typical flight landed 11 minutes early.

DL 3151: ATL → JAN

Scheduled to leave Atlanta at 11:50 a.m. local time. Over the past year it arrived on time 85% of the time (170 flights), better than other DL flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2025: 75% on time (28 flights)75FebMar 2025: too few flights (9 flights)MarApr 2025: 85% on time (26 flights)85AprMay 2025: 81% on time (26 flights)81MayJun 2025: too few flights (6 flights)JunJan 2026: 78% on time (27 flights)78JanFeb 2026: too few flights (11 flights)FebApr 2026: 94% on time (18 flights)94AprMay 2026: 83% on time (30 flights)83MayJun 2026: 85% on time (27 flights)85JunJul 2026: 81% on time (27 flights)81JulAug 2026: 83% on time (30 flights)83Aug

By day of week

DayFlightsOn time
Monday2781%
Tuesday2692%
Wednesday26100%
Thursday2588%
Friday2580%
Saturday16—
Sunday2572%

Why it was late

Airline (crew, maintenance, ops) 52%Late inbound plane 32%Air traffic & airport (NAS) 10%Severe weather 7%

All flights ATL → JAN · Connecting off DL 3151? Check the risk

DL 3151: JAN → ATL

Scheduled to leave Jackson at 12:11 p.m. local time. Over the past year it arrived on time 79% of the time (170 flights), in line with other DL flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2025: 79% on time (28 flights)79FebMar 2025: too few flights (9 flights)MarApr 2025: 92% on time (26 flights)92AprMay 2025: 85% on time (26 flights)85MayJun 2025: too few flights (6 flights)JunJan 2026: 81% on time (27 flights)81JanFeb 2026: too few flights (11 flights)FebApr 2026: 89% on time (18 flights)89AprMay 2026: 77% on time (30 flights)77MayJun 2026: 78% on time (27 flights)78JunJul 2026: 74% on time (27 flights)74JulAug 2026: 73% on time (30 flights)73Aug

By day of week

DayFlightsOn time
Monday2778%
Tuesday2681%
Wednesday2696%
Thursday2576%
Friday2580%
Saturday16—
Sunday2568%

Why it was late

Late inbound plane 42%Airline (crew, maintenance, ops) 23%Air traffic & airport (NAS) 22%Severe weather 13%

All flights JAN → ATL · Connecting off DL 3151? Check the risk

Questions

How often is DL 3151 from ATL to JAN late?

Delta Air Lines 3151 from Atlanta, GA to Jackson/Vicksburg, MS arrived 15 or more minutes late, was diverted or was cancelled on 15% of 170 scheduled flights between September 2025 and August 2026. 1.8% were cancelled.

How often is DL 3151 from JAN to ATL late?

Delta Air Lines 3151 from Jackson/Vicksburg, MS to Atlanta, GA arrived 15 or more minutes late, was diverted or was cancelled on 21% of 170 scheduled flights between September 2025 and August 2026. 1.8% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.