Flight OddsUA4234 IAD → CMH
United Airlines · Washington, DC to Columbus, OH · 8 flights observed, 2025-08-02 to 2025-12-13 · 299 mi
UA4234 covers more than one route in the data window — the stats below are for IAD → CMH, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
+3 min
90th percentile
+23 min
Cancellation rate
0%
How often is UA4234 on time?
Across 8 flights on IAD → CMH from 2025-08-02 to 2025-12-13, UA4234 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +23 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 | 7 | 88% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 13% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 6 | 100% | +1 min |
| 2025-12 | 2 | 50% | +35 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 5 | 80% |
| Sun | 3 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…