Flight OddsUA3666 ORD → BNA
United Airlines · Chicago, IL to Nashville, TN · 22 flights observed, 2025-10-26 to 2025-12-01 · 409 mi
UA3666 covers more than one route in the data window — the stats below are for ORD → BNA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
59%
Median delay
+6 min
90th percentile
+52 min
Cancellation rate
0%
How often is UA3666 on time?
Across 22 flights on ORD → BNA from 2025-10-26 to 2025-12-01, UA3666 arrived within 15 minutes of schedule 59% of the time. The median arrival delay was +6 min, and the worst 10% of flights arrived +52 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 | 59% |
| 16-30 min | 4 | 18% |
| 31-60 min | 3 | 14% |
| 61-120 min | 2 | 9% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 3 | 67% | +1 min |
| 2025-11 | 18 | 61% | +16 min |
| 2025-12 | 1 | 0% | +63 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | 1 | 0% |
| Wed | 1 | 0% |
| Thu | 4 | 100% |
| Fri | 4 | 50% |
| Sat | No data | — |
| Sun | 6 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…