Flight OddsAA820 PDX → ORD
American Airlines · Portland, OR to Chicago, IL · 83 flights observed, 2026-01-06 to 2026-04-06 · 1,739 mi
AA820 covers more than one route in the data window — the stats below are for PDX → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-16 min
90th percentile
+61 min
Cancellation rate
2%
How often is AA820 on time?
Across 83 flights on PDX → ORD from 2026-01-06 to 2026-04-06, AA820 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +61 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 63 | 80% |
| 16-30 min | 3 | 4% |
| 31-60 min | 5 | 6% |
| 61-120 min | 5 | 6% |
| 2+ hrs | 3 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 24 | 88% | +43 min |
| 2026-02 | 25 | 88% | -9 min |
| 2026-03 | 26 | 69% | +15 min |
| 2026-04 | 4 | 50% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 13 | 77% |
| Tue | 12 | 92% |
| Wed | 13 | 69% |
| Thu | 12 | 92% |
| Fri | 12 | 50% |
| Sat | 5 | 100% |
| Sun | 12 | 92% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…