Flight OddsUA4974 MDT → IAD
United Airlines · Harrisburg, PA to Washington, DC · 291 flights observed, 2025-07-01 to 2026-06-30 · 93 mi
UA4974 covers more than one route in the data window — the stats below are for MDT → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
86%
Median delay
-14 min
90th percentile
+30 min
Cancellation rate
1%
How often is UA4974 on time?
Across 291 flights on MDT → IAD from 2025-07-01 to 2026-06-30, UA4974 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +30 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 | 249 | 86% |
| 16-30 min | 10 | 3% |
| 31-60 min | 7 | 2% |
| 61-120 min | 11 | 4% |
| 2+ hrs | 11 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 19 | 89% | +9 min |
| 2025-08 | 17 | 82% | +12 min |
| 2025-09 | 29 | 97% | -12 min |
| 2025-10 | 27 | 93% | -9 min |
| 2025-11 | 9 | 89% | -7 min |
| 2025-12 | 27 | 63% | +15 min |
| 2026-01 | 28 | 71% | +35 min |
| 2026-02 | 25 | 92% | -9 min |
| 2026-03 | 31 | 81% | +18 min |
| 2026-04 | 30 | 93% | -1 min |
| 2026-05 | 24 | 96% | +3 min |
| 2026-06 | 22 | 95% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 39 | 90% |
| Tue | 48 | 83% |
| Wed | 48 | 92% |
| Thu | 44 | 86% |
| Fri | 47 | 87% |
| Sat | 26 | 81% |
| Sun | 36 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…