Flight OddsUA5538 GSP → ORD
United Airlines · Greer, SC to Chicago, IL · 24 flights observed, 2026-03-05 to 2026-03-28 · 577 mi
UA5538 covers more than one route in the data window — the stats below are for GSP → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
43%
Median delay
+23 min
90th percentile
+101 min
Cancellation rate
13%
How often is UA5538 on time?
Across 24 flights on GSP → ORD from 2026-03-05 to 2026-03-28, UA5538 arrived within 15 minutes of schedule 43% of the time. The median arrival delay was +23 min, and the worst 10% of flights arrived +101 min or later. 13% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 9 | 43% |
| 16-30 min | 4 | 19% |
| 31-60 min | 2 | 10% |
| 61-120 min | 4 | 19% |
| 2+ hrs | 2 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 21 | 43% | +83 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 100% |
| Tue | 3 | 33% |
| Wed | 3 | 67% |
| Thu | 3 | 67% |
| Fri | 4 | 25% |
| Sat | 4 | 25% |
| Sun | 2 | 0% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…