Flight OddsUA490 ORD → SAT
United Airlines · Chicago, IL to San Antonio, TX · 293 flights observed, 2025-07-01 to 2026-06-30 · 1,041 mi
UA490 covers more than one route in the data window — the stats below are for ORD → SAT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
-11 min
90th percentile
+23 min
Cancellation rate
0%
How often is UA490 on time?
Across 293 flights on ORD → SAT from 2025-07-01 to 2026-06-30, UA490 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +23 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 256 | 88% |
| 16-30 min | 13 | 4% |
| 31-60 min | 12 | 4% |
| 61-120 min | 6 | 2% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 97% | -8 min |
| 2025-08 | 30 | 93% | -9 min |
| 2025-09 | 30 | 90% | -7 min |
| 2025-10 | 25 | 96% | -9 min |
| 2025-12 | 30 | 80% | -3 min |
| 2026-01 | 31 | 87% | -5 min |
| 2026-02 | 28 | 93% | -14 min |
| 2026-03 | 31 | 84% | +1 min |
| 2026-04 | 30 | 77% | +6 min |
| 2026-05 | 20 | 85% | -2 min |
| 2026-06 | 6 | 67% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 41 | 88% |
| Tue | 43 | 93% |
| Wed | 42 | 83% |
| Thu | 41 | 93% |
| Fri | 42 | 81% |
| Sat | 42 | 93% |
| Sun | 41 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…