Flight OddsAA1033 ORD → BOS
American Airlines · Chicago, IL to Boston, MA · 108 flights observed, 2025-12-18 to 2026-04-06 · 867 mi
AA1033 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
54%
Median delay
+13 min
90th percentile
+78 min
Cancellation rate
8%
How often is AA1033 on time?
Across 108 flights on ORD → BOS from 2025-12-18 to 2026-04-06, AA1033 arrived within 15 minutes of schedule 54% of the time. The median arrival delay was +13 min, and the worst 10% of flights arrived +78 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 | 53 | 54% |
| 16-30 min | 14 | 14% |
| 31-60 min | 13 | 13% |
| 61-120 min | 15 | 15% |
| 2+ hrs | 4 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 12 | 50% | +34 min |
| 2026-01 | 28 | 68% | +16 min |
| 2026-02 | 26 | 62% | +10 min |
| 2026-03 | 28 | 29% | +33 min |
| 2026-04 | 5 | 80% | +21 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 13 | 54% |
| Tue | 14 | 64% |
| Wed | 14 | 57% |
| Thu | 14 | 57% |
| Fri | 15 | 47% |
| Sat | 16 | 63% |
| Sun | 13 | 31% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…