Flight OddsAA547 ORD → BOS
American Airlines · Chicago, IL to Boston, MA · 59 flights observed, 2025-07-01 to 2025-09-02 · 867 mi
AA547 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
78%
Median delay
-4 min
90th percentile
+33 min
Cancellation rate
0%
How often is AA547 on time?
Across 59 flights on ORD → BOS from 2025-07-01 to 2025-09-02, AA547 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +33 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 | 46 | 78% |
| 16-30 min | 5 | 8% |
| 31-60 min | 6 | 10% |
| 61-120 min | 2 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 89% | -6 min |
| 2025-08 | 30 | 67% | +14 min |
| 2025-09 | 2 | 100% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 44% |
| Tue | 10 | 80% |
| Wed | 9 | 89% |
| Thu | 9 | 100% |
| Fri | 9 | 89% |
| Sat | 4 | 75% |
| Sun | 9 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…