Flight OddsAS2161 PDX → BIL
Alaska Airlines · Portland, OR to Billings, MT · 332 flights observed, 2025-07-01 to 2026-06-09 · 679 mi
AS2161 covers more than one route in the data window — the stats below are for PDX → BIL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
89%
Median delay
-8 min
90th percentile
+16 min
Cancellation rate
0%
How often is AS2161 on time?
Across 332 flights on PDX → BIL from 2025-07-01 to 2026-06-09, AS2161 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +16 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 | 294 | 89% |
| 16-30 min | 20 | 6% |
| 31-60 min | 10 | 3% |
| 61-120 min | 4 | 1% |
| 2+ hrs | 1 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 94% | -5 min |
| 2025-08 | 31 | 94% | -6 min |
| 2025-09 | 30 | 73% | +6 min |
| 2025-10 | 31 | 94% | 0 min |
| 2025-11 | 29 | 90% | -4 min |
| 2025-12 | 31 | 71% | +14 min |
| 2026-01 | 24 | 96% | -9 min |
| 2026-02 | 23 | 100% | -13 min |
| 2026-03 | 29 | 86% | -13 min |
| 2026-04 | 30 | 97% | -10 min |
| 2026-05 | 31 | 90% | -3 min |
| 2026-06 | 9 | 100% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 98% |
| Tue | 45 | 78% |
| Wed | 43 | 84% |
| Thu | 47 | 91% |
| Fri | 49 | 82% |
| Sat | 48 | 94% |
| Sun | 49 | 98% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…