Flight OddsAA3090 BOS → ORD
American Airlines · Boston, MA to Chicago, IL · 26 flights observed, 2025-10-06 to 2025-11-01 · 867 mi
AA3090 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
36%
Median delay
+45 min
90th percentile
+129 min
Cancellation rate
4%
How often is AA3090 on time?
Across 26 flights on BOS → ORD from 2025-10-06 to 2025-11-01, AA3090 arrived within 15 minutes of schedule 36% of the time. The median arrival delay was +45 min, and the worst 10% of flights arrived +129 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 9 | 36% |
| 16-30 min | 2 | 8% |
| 31-60 min | 3 | 12% |
| 61-120 min | 8 | 32% |
| 2+ hrs | 3 | 12% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 24 | 33% | +55 min |
| 2025-11 | 1 | 100% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 33% |
| Tue | 4 | 25% |
| Wed | 4 | 25% |
| Thu | 4 | 25% |
| Fri | 3 | 67% |
| Sat | 4 | 75% |
| Sun | 3 | 0% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…