Flight OddsDL4813 CHA → DTW
Delta Air Lines · Chattanooga, TN to Detroit, MI · 148 flights observed, 2025-07-07 to 2025-12-19 · 505 mi
DL4813 covers more than one route in the data window — the stats below are for CHA → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
77%
Median delay
-8 min
90th percentile
+42 min
Cancellation rate
0%
How often is DL4813 on time?
Across 148 flights on CHA → DTW from 2025-07-07 to 2025-12-19, DL4813 arrived within 15 minutes of schedule 77% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +42 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 114 | 77% |
| 16-30 min | 12 | 8% |
| 31-60 min | 11 | 7% |
| 61-120 min | 5 | 3% |
| 2+ hrs | 6 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 25 | 60% | +34 min |
| 2025-08 | 26 | 81% | -3 min |
| 2025-09 | 20 | 85% | -6 min |
| 2025-10 | 30 | 87% | -3 min |
| 2025-11 | 28 | 82% | +1 min |
| 2025-12 | 19 | 63% | +23 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 23 | 65% |
| Tue | 22 | 77% |
| Wed | 22 | 91% |
| Thu | 22 | 82% |
| Fri | 22 | 73% |
| Sat | 15 | 73% |
| Sun | 22 | 77% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…