Flight OddsSJU → DTW Delta Air Lines
Delta Air Lines · San Juan, PR to Detroit, MI · 324 flights, 2025-07-01 to 2026-06-30 · aggregated across 2 flight numbers
On-time arrival
85%
Median delay
-8 min
90th percentile
+33 min
Cancellation rate
2%
How on-time is Delta Air Lines from SJU to DTW?
Across every Delta Air Lines flight number on SJU → DTW (324 flights, 2025-07-01 to 2026-06-30), 85% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +33 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 269 | 85% |
| 16-30 min | 14 | 4% |
| 31-60 min | 24 | 8% |
| 61-120 min | 5 | 2% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 94% | -4 min |
| 2025-08 | 15 | 87% | +4 min |
| 2025-09 | 11 | 91% | -16 min |
| 2025-10 | 12 | 92% | -6 min |
| 2025-11 | 25 | 88% | +4 min |
| 2025-12 | 42 | 76% | +9 min |
| 2026-01 | 34 | 68% | +7 min |
| 2026-02 | 28 | 89% | -7 min |
| 2026-03 | 30 | 83% | -5 min |
| 2026-04 | 29 | 90% | -8 min |
| 2026-05 | 31 | 94% | -3 min |
| 2026-06 | 29 | 83% | +2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 54 | 87% |
| Tue | 40 | 83% |
| Wed | 40 | 83% |
| Thu | 39 | 82% |
| Fri | 52 | 90% |
| Sat | 51 | 84% |
| Sun | 41 | 83% |
DL flight numbers on SJU → DTW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…