Flight OddsUA3684 IAD → ORF
United Airlines · Washington, DC to Norfolk, VA · 73 flights observed, 2025-10-26 to 2026-02-11 · 158 mi
UA3684 covers more than one route in the data window — the stats below are for IAD → ORF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
73%
Median delay
0 min
90th percentile
+61 min
Cancellation rate
8%
How often is UA3684 on time?
Across 73 flights on IAD → ORF from 2025-10-26 to 2026-02-11, UA3684 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +61 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 49 | 73% |
| 16-30 min | 5 | 7% |
| 31-60 min | 5 | 7% |
| 61-120 min | 7 | 10% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 67% | +33 min |
| 2025-11 | 23 | 78% | +5 min |
| 2025-12 | 16 | 63% | +18 min |
| 2026-01 | 14 | 79% | +10 min |
| 2026-02 | 8 | 75% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 12 | 75% |
| Tue | 7 | 86% |
| Wed | 13 | 92% |
| Thu | 12 | 67% |
| Fri | 7 | 71% |
| Sat | 6 | 67% |
| Sun | 10 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…