Flight OddsAA1508 PDX → ORD
American Airlines · Portland, OR to Chicago, IL · 54 flights observed, 2026-02-12 to 2026-04-06 · 1,739 mi
AA1508 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
94%
Median delay
-28 min
90th percentile
-4 min
Cancellation rate
6%
How often is AA1508 on time?
Across 54 flights on PDX → ORD from 2026-02-12 to 2026-04-06, AA1508 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -28 min, and the worst 10% of flights arrived -4 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 48 | 94% |
| 16-30 min | 1 | 2% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 17 | 100% | -26 min |
| 2026-03 | 29 | 90% | +13 min |
| 2026-04 | 5 | 100% | -17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 100% |
| Tue | 6 | 100% |
| Wed | 7 | 100% |
| Thu | 6 | 100% |
| Fri | 8 | 88% |
| Sat | 8 | 75% |
| Sun | 8 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…