Flight OddsUA2183 ORD → BOS
United Airlines · Chicago, IL to Boston, MA · 36 flights observed, 2026-01-06 to 2026-02-11 · 867 mi
UA2183 covers more than one route in the data window — the stats below are for ORD → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-5 min
90th percentile
+34 min
Cancellation rate
3%
How often is UA2183 on time?
Across 36 flights on ORD → BOS from 2026-01-06 to 2026-02-11, UA2183 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +34 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 28 | 80% |
| 16-30 min | 2 | 6% |
| 31-60 min | 3 | 9% |
| 61-120 min | 2 | 6% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 25 | 76% | +1 min |
| 2026-02 | 10 | 90% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 75% |
| Tue | 6 | 83% |
| Wed | 5 | 80% |
| Thu | 5 | 100% |
| Fri | 5 | 60% |
| Sat | 5 | 80% |
| Sun | 5 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…