Flight OddsDL4631 DTW → LEX
Delta Air Lines · Detroit, MI to Lexington, KY · 16 flights observed, 2025-12-02 to 2025-12-19 · 296 mi
DL4631 covers more than one route in the data window — the stats below are for DTW → LEX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
31%
Median delay
+32 min
90th percentile
+184 min
Cancellation rate
0%
How often is DL4631 on time?
Across 16 flights on DTW → LEX from 2025-12-02 to 2025-12-19, DL4631 arrived within 15 minutes of schedule 31% of the time. The median arrival delay was +32 min, and the worst 10% of flights arrived +184 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 | 5 | 31% |
| 16-30 min | 2 | 13% |
| 31-60 min | 3 | 19% |
| 61-120 min | 3 | 19% |
| 2+ hrs | 3 | 19% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 16 | 31% | +62 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 0% |
| Tue | 3 | 33% |
| Wed | 3 | 67% |
| Thu | 3 | 33% |
| Fri | 3 | 0% |
| Sat | No data | — |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…