Flight OddsUA308 ORD → SNA
United Airlines · Chicago, IL to Santa Ana, CA · 167 flights observed, 2025-12-02 to 2026-06-30 · 1,726 mi
UA308 covers more than one route in the data window — the stats below are for ORD → SNA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-6 min
90th percentile
+19 min
Cancellation rate
1%
How often is UA308 on time?
Across 167 flights on ORD → SNA from 2025-12-02 to 2026-06-30, UA308 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +19 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 | 137 | 86% |
| 16-30 min | 18 | 11% |
| 31-60 min | 4 | 3% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 24 | 88% | -5 min |
| 2026-01 | 26 | 77% | 0 min |
| 2026-02 | 24 | 92% | -14 min |
| 2026-03 | 6 | 67% | +2 min |
| 2026-04 | 26 | 88% | -2 min |
| 2026-05 | 26 | 96% | -12 min |
| 2026-06 | 28 | 79% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 25 | 84% |
| Tue | 26 | 81% |
| Wed | 26 | 81% |
| Thu | 25 | 88% |
| Fri | 26 | 92% |
| Sat | 6 | 83% |
| Sun | 26 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…