Flight OddsUA4241 IAD → DAY
United Airlines · Washington, DC to Dayton, OH · 118 flights observed, 2026-03-05 to 2026-06-30 · 367 mi
UA4241 covers more than one route in the data window — the stats below are for IAD → DAY, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-4 min
90th percentile
+29 min
Cancellation rate
1%
How often is UA4241 on time?
Across 118 flights on IAD → DAY from 2026-03-05 to 2026-06-30, UA4241 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +29 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 98 | 84% |
| 16-30 min | 6 | 5% |
| 31-60 min | 3 | 3% |
| 61-120 min | 3 | 3% |
| 2+ hrs | 6 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 27 | 85% | +3 min |
| 2026-04 | 30 | 90% | -2 min |
| 2026-05 | 31 | 84% | +7 min |
| 2026-06 | 28 | 79% | +27 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 81% |
| Tue | 17 | 88% |
| Wed | 16 | 81% |
| Thu | 16 | 88% |
| Fri | 17 | 82% |
| Sat | 17 | 88% |
| Sun | 17 | 82% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…