Flight OddsUA3631 SYR → ORD
United Airlines · Syracuse, NY to Chicago, IL · 22 flights observed, 2025-09-26 to 2025-10-25 · 607 mi
UA3631 covers more than one route in the data window — the stats below are for SYR → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-17 min
90th percentile
+8 min
Cancellation rate
0%
How often is UA3631 on time?
Across 22 flights on SYR → ORD from 2025-09-26 to 2025-10-25, UA3631 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -17 min, and the worst 10% of flights arrived +8 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 | 20 | 91% |
| 16-30 min | 1 | 5% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 4 | 100% | -17 min |
| 2025-10 | 18 | 89% | -10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 4 | 100% |
| Fri | 5 | 80% |
| Sat | 5 | 80% |
| Sun | 4 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…