Flight OddsJST → IAD United Airlines
United Airlines · Johnstown, PA to Washington, DC · 338 flights, 2025-07-01 to 2026-06-29 · aggregated across 2 flight numbers
On-time arrival
76%
Median delay
-10 min
90th percentile
+229 min
Cancellation rate
3%
How on-time is United Airlines from JST to IAD?
Across every United Airlines flight number on JST → IAD (338 flights, 2025-07-01 to 2026-06-29), 76% arrived within 15 minutes of schedule. Median arrival delay -10 min; the worst 10% ran +229 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 247 | 76% |
| 16-30 min | 10 | 3% |
| 31-60 min | 10 | 3% |
| 61-120 min | 12 | 4% |
| 2+ hrs | 48 | 15% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 90% | +5 min |
| 2025-08 | 31 | 74% | +29 min |
| 2025-09 | 30 | 87% | +13 min |
| 2025-10 | 31 | 94% | -6 min |
| 2025-11 | 30 | 67% | +47 min |
| 2025-12 | 27 | 48% | +75 min |
| 2026-01 | 27 | 74% | +37 min |
| 2026-02 | 28 | 64% | +105 min |
| 2026-03 | 28 | 57% | +80 min |
| 2026-04 | 21 | 67% | +36 min |
| 2026-05 | 22 | 95% | -5 min |
| 2026-06 | 21 | 90% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 69% |
| Tue | 39 | 67% |
| Wed | 51 | 75% |
| Thu | 51 | 80% |
| Fri | 50 | 78% |
| Sat | 39 | 87% |
| Sun | 49 | 73% |
UA flight numbers on JST → IAD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…