Flight OddsAA1479 ORD → BOS
American Airlines · Chicago, IL to Boston, MA · 61 flights observed, 2025-08-06 to 2025-10-05 · 867 mi
AA1479 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
50%
Median delay
+15 min
90th percentile
+117 min
Cancellation rate
2%
How often is AA1479 on time?
Across 61 flights on ORD → BOS from 2025-08-06 to 2025-10-05, AA1479 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +15 min, and the worst 10% of flights arrived +117 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 30 | 50% |
| 16-30 min | 10 | 17% |
| 31-60 min | 6 | 10% |
| 61-120 min | 8 | 13% |
| 2+ hrs | 6 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 26 | 69% | +21 min |
| 2025-09 | 29 | 34% | +40 min |
| 2025-10 | 5 | 40% | +72 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 38% |
| Tue | 8 | 63% |
| Wed | 9 | 44% |
| Thu | 9 | 33% |
| Fri | 9 | 56% |
| Sat | 9 | 44% |
| Sun | 8 | 75% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…