Flight OddsUA1278 ORD → JAX
United Airlines · Chicago, IL to Jacksonville, FL · 18 flights observed, 2026-03-05 to 2026-03-28 · 864 mi
UA1278 covers more than one route in the data window — the stats below are for ORD → JAX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+18 min
90th percentile
+135 min
Cancellation rate
0%
How often is UA1278 on time?
Across 18 flights on ORD → JAX from 2026-03-05 to 2026-03-28, UA1278 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +18 min, and the worst 10% of flights arrived +135 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 | 9 | 50% |
| 16-30 min | 3 | 17% |
| 31-60 min | 2 | 11% |
| 61-120 min | 2 | 11% |
| 2+ hrs | 2 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 18 | 50% | +47 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | 3 | 67% |
| Thu | 4 | 50% |
| Fri | 4 | 50% |
| Sat | 4 | 75% |
| Sun | 3 | 0% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…