Flight OddsAA1187 ORD → DCA
American Airlines · Chicago, IL to Washington, DC · 38 flights observed, 2026-05-22 to 2026-06-30 · 612 mi
AA1187 covers more than one route in the data window — the stats below are for ORD → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
66%
Median delay
+3 min
90th percentile
+85 min
Cancellation rate
8%
How often is AA1187 on time?
Across 38 flights on ORD → DCA from 2026-05-22 to 2026-06-30, AA1187 arrived within 15 minutes of schedule 66% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +85 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 23 | 66% |
| 16-30 min | 4 | 11% |
| 31-60 min | 3 | 9% |
| 61-120 min | 4 | 11% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-05 | 10 | 60% | +19 min |
| 2026-06 | 25 | 68% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 6 | 67% |
| Wed | 4 | 50% |
| Thu | 4 | 50% |
| Fri | 6 | 100% |
| Sat | 4 | 75% |
| Sun | 6 | 33% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…