Flight OddsUA3438 ORD → MSN
United Airlines · Chicago, IL to Madison, WI · 14 flights observed, 2026-03-05 to 2026-03-27 · 108 mi
UA3438 covers more than one route in the data window — the stats below are for ORD → MSN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
62%
Median delay
-3 min
90th percentile
+487 min
Cancellation rate
7%
How often is UA3438 on time?
Across 14 flights on ORD → MSN from 2026-03-05 to 2026-03-27, UA3438 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +487 min or later. 7% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 8 | 62% |
| 16-30 min | 2 | 15% |
| 31-60 min | 1 | 8% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 2 | 15% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 13 | 62% | +114 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 67% |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 4 | 75% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…