Flight OddsDTW → SAT Delta Air Lines
Delta Air Lines · Detroit, MI to San Antonio, TX · 934 flights, 2025-07-01 to 2026-06-30 · aggregated across 4 flight numbers
On-time arrival
81%
Median delay
-9 min
90th percentile
+39 min
Cancellation rate
1%
How on-time is Delta Air Lines from DTW to SAT?
Across every Delta Air Lines flight number on DTW → SAT (934 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +39 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 748 | 81% |
| 16-30 min | 64 | 7% |
| 31-60 min | 55 | 6% |
| 61-120 min | 36 | 4% |
| 2+ hrs | 21 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 83 | 77% | +12 min |
| 2025-08 | 87 | 90% | -4 min |
| 2025-09 | 82 | 85% | -4 min |
| 2025-10 | 83 | 90% | -5 min |
| 2025-11 | 83 | 83% | -4 min |
| 2025-12 | 86 | 73% | +8 min |
| 2026-01 | 63 | 63% | +19 min |
| 2026-02 | 56 | 84% | -10 min |
| 2026-03 | 61 | 87% | -6 min |
| 2026-04 | 76 | 83% | -2 min |
| 2026-05 | 83 | 77% | +7 min |
| 2026-06 | 81 | 77% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 137 | 80% |
| Tue | 140 | 89% |
| Wed | 138 | 83% |
| Thu | 135 | 84% |
| Fri | 136 | 76% |
| Sat | 102 | 79% |
| Sun | 136 | 74% |
DL flight numbers on DTW → SAT
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…