Flight OddsDL3977 LEX → DTW
Delta Air Lines · Lexington, KY to Detroit, MI · 333 flights observed, 2025-07-01 to 2026-06-30 · 296 mi
DL3977 covers more than one route in the data window — the stats below are for LEX → DTW, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-11 min
90th percentile
+32 min
Cancellation rate
1%
How often is DL3977 on time?
Across 333 flights on LEX → DTW from 2025-07-01 to 2026-06-30, DL3977 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +32 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 280 | 85% |
| 16-30 min | 13 | 4% |
| 31-60 min | 12 | 4% |
| 61-120 min | 10 | 3% |
| 2+ hrs | 14 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 63% | +17 min |
| 2025-08 | 31 | 84% | +6 min |
| 2025-09 | 24 | 100% | -17 min |
| 2025-10 | 31 | 97% | -5 min |
| 2025-11 | 29 | 93% | -8 min |
| 2025-12 | 16 | 63% | +37 min |
| 2026-01 | 25 | 80% | +13 min |
| 2026-02 | 25 | 84% | +7 min |
| 2026-03 | 30 | 70% | +27 min |
| 2026-04 | 30 | 100% | -14 min |
| 2026-05 | 31 | 90% | -6 min |
| 2026-06 | 27 | 89% | +3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 47 | 83% |
| Tue | 49 | 88% |
| Wed | 48 | 88% |
| Thu | 49 | 90% |
| Fri | 49 | 84% |
| Sat | 39 | 85% |
| Sun | 48 | 79% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…