Flight OddsUA515 EWR → SAT
United Airlines · Newark, NJ to San Antonio, TX · 313 flights observed, 2025-08-19 to 2026-06-30 · 1,569 mi
UA515 covers more than one route in the data window — the stats below are for EWR → SAT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
89%
Median delay
-12 min
90th percentile
+18 min
Cancellation rate
1%
How often is UA515 on time?
Across 313 flights on EWR → SAT from 2025-08-19 to 2026-06-30, UA515 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +18 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 | 274 | 89% |
| 16-30 min | 11 | 4% |
| 31-60 min | 14 | 5% |
| 61-120 min | 8 | 3% |
| 2+ hrs | 2 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 13 | 85% | -6 min |
| 2025-09 | 30 | 93% | -14 min |
| 2025-10 | 31 | 71% | +4 min |
| 2025-11 | 30 | 93% | -12 min |
| 2025-12 | 31 | 77% | +2 min |
| 2026-01 | 30 | 93% | -12 min |
| 2026-02 | 23 | 96% | -15 min |
| 2026-03 | 30 | 93% | -19 min |
| 2026-04 | 30 | 87% | -8 min |
| 2026-05 | 31 | 94% | -9 min |
| 2026-06 | 30 | 93% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 93% |
| Tue | 45 | 93% |
| Wed | 45 | 91% |
| Thu | 45 | 87% |
| Fri | 45 | 89% |
| Sat | 44 | 82% |
| Sun | 41 | 85% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…