Flight OddsAA2837 ORD → BOS
American Airlines · Chicago, IL to Boston, MA · 108 flights observed, 2025-07-01 to 2026-05-20 · 867 mi
AA2837 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
52%
Median delay
+11 min
90th percentile
+98 min
Cancellation rate
3%
How often is AA2837 on time?
Across 108 flights on ORD → BOS from 2025-07-01 to 2026-05-20, AA2837 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +11 min, and the worst 10% of flights arrived +98 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 55 | 52% |
| 16-30 min | 13 | 12% |
| 31-60 min | 16 | 15% |
| 61-120 min | 15 | 14% |
| 2+ hrs | 6 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 55% | +30 min |
| 2025-08 | 30 | 70% | +20 min |
| 2025-09 | 2 | 0% | +31 min |
| 2026-04 | 24 | 33% | +36 min |
| 2026-05 | 20 | 50% | +29 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 43% |
| Tue | 16 | 50% |
| Wed | 16 | 69% |
| Thu | 14 | 43% |
| Fri | 15 | 40% |
| Sat | 15 | 47% |
| Sun | 15 | 73% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…