Flight OddsAS2178 PDX → ONT
Alaska Airlines · Portland, OR to Ontario, CA · 48 flights observed, 2025-07-01 to 2025-08-18 · 838 mi
AS2178 covers more than one route in the data window — the stats below are for PDX → ONT, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
83%
Median delay
+3 min
90th percentile
+24 min
Cancellation rate
2%
How often is AS2178 on time?
Across 48 flights on PDX → ONT from 2025-07-01 to 2025-08-18, AS2178 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +24 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 | 39 | 83% |
| 16-30 min | 3 | 6% |
| 31-60 min | 4 | 9% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 86% | +4 min |
| 2025-08 | 18 | 78% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 100% |
| Tue | 7 | 86% |
| Wed | 7 | 100% |
| Thu | 7 | 71% |
| Fri | 6 | 67% |
| Sat | 7 | 86% |
| Sun | 6 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…