Flight OddsAA820 ORD → PDX
American Airlines · Chicago, IL to Portland, OR · 46 flights observed, 2026-02-12 to 2026-04-06 · 1,739 mi
AA820 covers more than one route in the data window — the stats below are for ORD → PDX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
71%
Median delay
+8 min
90th percentile
+46 min
Cancellation rate
0%
How often is AA820 on time?
Across 46 flights on ORD → PDX from 2026-02-12 to 2026-04-06, AA820 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +46 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 | 32 | 71% |
| 16-30 min | 4 | 9% |
| 31-60 min | 6 | 13% |
| 61-120 min | 2 | 4% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 14 | 64% | +12 min |
| 2026-03 | 26 | 69% | +18 min |
| 2026-04 | 5 | 100% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 63% |
| Tue | 7 | 71% |
| Wed | 7 | 86% |
| Thu | 8 | 75% |
| Fri | 7 | 43% |
| Sat | No data | — |
| Sun | 8 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…