Flight OddsUA3427 IND → ORD
United Airlines · Indianapolis, IN to Chicago, IL · 102 flights observed, 2025-12-02 to 2026-06-30 · 177 mi
UA3427 covers more than one route in the data window — the stats below are for IND → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-10 min
90th percentile
+59 min
Cancellation rate
6%
How often is UA3427 on time?
Across 102 flights on IND → ORD from 2025-12-02 to 2026-06-30, UA3427 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +59 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 75 | 78% |
| 16-30 min | 5 | 5% |
| 31-60 min | 6 | 6% |
| 61-120 min | 2 | 2% |
| 2+ hrs | 8 | 8% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 8 | 75% | +8 min |
| 2026-03 | 26 | 69% | +24 min |
| 2026-04 | 24 | 75% | +27 min |
| 2026-05 | 11 | 82% | +13 min |
| 2026-06 | 27 | 89% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 79% |
| Tue | 16 | 75% |
| Wed | 14 | 86% |
| Thu | 13 | 62% |
| Fri | 14 | 64% |
| Sat | 11 | 100% |
| Sun | 14 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…