Flight OddsDL1540 PHL → DTW
Delta Air Lines · Philadelphia, PA to Detroit, MI · 346 flights observed, 2025-07-01 to 2026-06-30 · 453 mi
On-time arrival
91%
Median delay
-16 min
90th percentile
+8 min
Cancellation rate
3%
How often is DL1540 on time?
Across 346 flights on PHL → DTW from 2025-07-01 to 2026-06-30, DL1540 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +8 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 308 | 91% |
| 16-30 min | 4 | 1% |
| 31-60 min | 7 | 2% |
| 61-120 min | 7 | 2% |
| 2+ hrs | 11 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 11 | 91% | -9 min |
| 2025-08 | 31 | 87% | -2 min |
| 2025-09 | 30 | 100% | -17 min |
| 2025-10 | 31 | 100% | -19 min |
| 2025-11 | 30 | 90% | -7 min |
| 2025-12 | 30 | 83% | +6 min |
| 2026-01 | 28 | 79% | +72 min |
| 2026-02 | 27 | 89% | -4 min |
| 2026-03 | 30 | 93% | -2 min |
| 2026-04 | 30 | 100% | -16 min |
| 2026-05 | 30 | 90% | +1 min |
| 2026-06 | 29 | 93% | +0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 94% |
| Tue | 48 | 88% |
| Wed | 49 | 100% |
| Thu | 48 | 90% |
| Fri | 49 | 90% |
| Sat | 48 | 90% |
| Sun | 47 | 89% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…