Flight OddsAA1479 BOS → ORD
American Airlines · Boston, MA to Chicago, IL · 27 flights observed, 2025-08-06 to 2025-09-02 · 867 mi
AA1479 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
50%
Median delay
+17 min
90th percentile
+146 min
Cancellation rate
0%
How often is AA1479 on time?
Across 27 flights on BOS → ORD from 2025-08-06 to 2025-09-02, AA1479 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +17 min, and the worst 10% of flights arrived +146 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 | 13 | 50% |
| 16-30 min | 1 | 4% |
| 31-60 min | 4 | 15% |
| 61-120 min | 4 | 15% |
| 2+ hrs | 4 | 15% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 24 | 50% | +44 min |
| 2025-09 | 2 | 50% | +71 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 33% |
| Tue | 4 | 25% |
| Wed | 4 | 75% |
| Thu | 4 | 25% |
| Fri | 4 | 75% |
| Sat | 4 | 25% |
| Sun | 3 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…