Flight OddsDTW → SJU Delta Air Lines
Delta Air Lines · Detroit, MI to San Juan, PR · 324 flights, 2025-07-01 to 2026-06-30 · aggregated across 2 flight numbers
On-time arrival
75%
Median delay
+1 min
90th percentile
+36 min
Cancellation rate
1%
How on-time is Delta Air Lines from DTW to SJU?
Across every Delta Air Lines flight number on DTW → SJU (324 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay +1 min; the worst 10% ran +36 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 238 | 75% |
| 16-30 min | 41 | 13% |
| 31-60 min | 24 | 8% |
| 61-120 min | 10 | 3% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 77% | +9 min |
| 2025-08 | 15 | 87% | +0 min |
| 2025-09 | 11 | 82% | +7 min |
| 2025-10 | 12 | 92% | +3 min |
| 2025-11 | 25 | 68% | +21 min |
| 2025-12 | 43 | 63% | +15 min |
| 2026-01 | 34 | 56% | +17 min |
| 2026-02 | 28 | 79% | -1 min |
| 2026-03 | 30 | 77% | +3 min |
| 2026-04 | 29 | 83% | -1 min |
| 2026-05 | 31 | 84% | +1 min |
| 2026-06 | 30 | 77% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 54 | 74% |
| Tue | 41 | 71% |
| Wed | 40 | 73% |
| Thu | 38 | 84% |
| Fri | 52 | 77% |
| Sat | 52 | 73% |
| Sun | 42 | 71% |
DL flight numbers on DTW → SJU
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…