Flight OddsORD → PDX Alaska Airlines
Alaska Airlines · Chicago, IL to Portland, OR · 506 flights, 2025-07-01 to 2026-06-30 · aggregated across 4 flight numbers
On-time arrival
74%
Median delay
0 min
90th percentile
+39 min
Cancellation rate
1%
How on-time is Alaska Airlines from ORD to PDX?
Across every Alaska Airlines flight number on ORD → PDX (506 flights, 2025-07-01 to 2026-06-30), 74% arrived within 15 minutes of schedule. Median arrival delay 0 min; the worst 10% ran +39 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 372 | 74% |
| 16-30 min | 60 | 12% |
| 31-60 min | 37 | 7% |
| 61-120 min | 18 | 4% |
| 2+ hrs | 13 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 61 | 75% | +7 min |
| 2025-08 | 57 | 74% | +5 min |
| 2025-09 | 47 | 87% | +1 min |
| 2025-10 | 47 | 66% | +6 min |
| 2025-11 | 51 | 69% | +13 min |
| 2025-12 | 43 | 67% | +24 min |
| 2026-01 | 27 | 85% | +0 min |
| 2026-02 | 25 | 80% | +1 min |
| 2026-03 | 31 | 74% | +13 min |
| 2026-04 | 30 | 83% | 0 min |
| 2026-05 | 31 | 81% | -3 min |
| 2026-06 | 50 | 64% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 79 | 78% |
| Tue | 68 | 78% |
| Wed | 59 | 63% |
| Thu | 69 | 77% |
| Fri | 77 | 73% |
| Sat | 74 | 80% |
| Sun | 74 | 70% |
AS flight numbers on ORD → PDX
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…