Flight OddsUA1298 BOS → ORD
United Airlines · Boston, MA to Chicago, IL · 27 flights observed, 2025-07-01 to 2025-07-31 · 867 mi
UA1298 covers more than one route in the data window — the stats below are for BOS → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-6 min
90th percentile
+20 min
Cancellation rate
0%
How often is UA1298 on time?
Across 27 flights on BOS → ORD from 2025-07-01 to 2025-07-31, UA1298 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +20 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 | 23 | 85% |
| 16-30 min | 3 | 11% |
| 31-60 min | 1 | 4% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 85% | -7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 5 | 80% |
| Wed | 5 | 80% |
| Thu | 5 | 80% |
| Fri | 4 | 75% |
| Sat | No data | — |
| Sun | 4 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…