Flight OddsUA3421 CMH → EWR
United Airlines · Columbus, OH to Newark, NJ · 38 flights observed, 2025-08-19 to 2025-12-01 · 463 mi
UA3421 covers more than one route in the data window — the stats below are for CMH → EWR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
76%
Median delay
-11 min
90th percentile
+73 min
Cancellation rate
0%
How often is UA3421 on time?
Across 38 flights on CMH → EWR from 2025-08-19 to 2025-12-01, UA3421 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +73 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 | 29 | 76% |
| 16-30 min | 3 | 8% |
| 31-60 min | 0 | 0% |
| 61-120 min | 5 | 13% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 1 | 100% | -6 min |
| 2025-10 | 6 | 83% | -3 min |
| 2025-11 | 30 | 77% | +2 min |
| 2025-12 | 1 | 0% | +99 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 67% |
| Tue | 6 | 100% |
| Wed | 5 | 100% |
| Thu | 5 | 40% |
| Fri | 5 | 100% |
| Sat | 5 | 80% |
| Sun | 6 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…