DL1230 DTW → MEM

Delta Air Lines · Detroit, MI to Memphis, TN · 174 flights observed, 2026-01-05 to 2026-06-30 · 610 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -8 min, while the worst 10% run +78 min or later.

DL1230 covers more than one route in the data window — the stats below are for DTW → MEM, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
80%
Median delay
-8 min
90th percentile
+78 min
Cancellation rate
4%

How often is DL1230 on time?

Across 174 flights on DTW → MEM from 2026-01-05 to 2026-06-30, DL1230 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +78 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time13380%
16-30 min42%
31-60 min95%
61-120 min74%
2+ hrs138%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012467%+26 min
2026-022879%+31 min
2026-032976%+11 min
2026-042990%-6 min
2026-052979%+16 min
2026-062789%+6 min

Performance by day of week

DayFlightsOn-time
Mon2580%
Tue2584%
Wed2584%
Thu2576%
Fri2273%
Sat2090%
Sun2475%

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