Flight OddsUA4428 CMH → IAD
United Airlines · Columbus, OH to Washington, DC · 24 flights observed, 2025-12-18 to 2026-06-30 · 299 mi
UA4428 covers more than one route in the data window — the stats below are for CMH → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
54%
Median delay
+10 min
90th percentile
+129 min
Cancellation rate
0%
How often is UA4428 on time?
Across 24 flights on CMH → IAD from 2025-12-18 to 2026-06-30, UA4428 arrived within 15 minutes of schedule 54% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +129 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 | 13 | 54% |
| 16-30 min | 2 | 8% |
| 31-60 min | 5 | 21% |
| 61-120 min | 1 | 4% |
| 2+ hrs | 3 | 13% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 14 | 43% | +40 min |
| 2026-01 | 5 | 60% | +61 min |
| 2026-06 | 5 | 80% | +6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 50% |
| Tue | 3 | 33% |
| Wed | 2 | 50% |
| Thu | 3 | 67% |
| Fri | 4 | 50% |
| Sat | 4 | 50% |
| Sun | 4 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…