Flight OddsSJU → ORD United Airlines
United Airlines · San Juan, PR to Chicago, IL · 665 flights, 2025-07-01 to 2026-06-30 · aggregated across 3 flight numbers
On-time arrival
83%
Median delay
-9 min
90th percentile
+26 min
Cancellation rate
1%
How on-time is United Airlines from SJU to ORD?
Across every United Airlines flight number on SJU → ORD (665 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +26 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 544 | 83% |
| 16-30 min | 60 | 9% |
| 31-60 min | 33 | 5% |
| 61-120 min | 12 | 2% |
| 2+ hrs | 6 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 62 | 90% | -9 min |
| 2025-08 | 50 | 78% | +2 min |
| 2025-09 | 30 | 63% | +16 min |
| 2025-10 | 36 | 58% | +9 min |
| 2025-11 | 60 | 78% | -4 min |
| 2025-12 | 61 | 90% | -8 min |
| 2026-01 | 59 | 80% | -4 min |
| 2026-02 | 55 | 91% | -7 min |
| 2026-03 | 64 | 86% | -4 min |
| 2026-04 | 58 | 95% | -9 min |
| 2026-05 | 61 | 84% | -1 min |
| 2026-06 | 59 | 83% | -8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 94 | 77% |
| Tue | 97 | 82% |
| Wed | 92 | 84% |
| Thu | 91 | 84% |
| Fri | 92 | 88% |
| Sat | 96 | 86% |
| Sun | 93 | 81% |
UA flight numbers on SJU → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…