Flight OddsDL1912 ATL → SAT
Delta Air Lines · Atlanta, GA to San Antonio, TX · 170 flights observed, 2025-07-01 to 2025-12-19 · 874 mi
DL1912 covers more than one route in the data window — the stats below are for ATL → SAT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
89%
Median delay
-5 min
90th percentile
+16 min
Cancellation rate
1%
How often is DL1912 on time?
Across 170 flights on ATL → SAT from 2025-07-01 to 2025-12-19, DL1912 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +16 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 | 151 | 89% |
| 16-30 min | 10 | 6% |
| 31-60 min | 5 | 3% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 2 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 94% | -2 min |
| 2025-08 | 31 | 90% | -2 min |
| 2025-09 | 30 | 87% | -1 min |
| 2025-10 | 31 | 90% | -5 min |
| 2025-11 | 27 | 89% | +4 min |
| 2025-12 | 19 | 84% | +19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 83% |
| Tue | 25 | 92% |
| Wed | 25 | 96% |
| Thu | 24 | 88% |
| Fri | 24 | 88% |
| Sat | 24 | 92% |
| Sun | 23 | 87% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…