Flight OddsAS138 ANC → ORD
Alaska Airlines · Anchorage, AK to Chicago, IL · 80 flights observed, 2025-07-01 to 2025-10-03 · 2,846 mi
AS138 covers more than one route in the data window — the stats below are for ANC → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
79%
Median delay
0 min
90th percentile
+34 min
Cancellation rate
0%
How often is AS138 on time?
Across 80 flights on ANC → ORD from 2025-07-01 to 2025-10-03, AS138 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +34 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 | 63 | 79% |
| 16-30 min | 8 | 10% |
| 31-60 min | 5 | 6% |
| 61-120 min | 4 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 81% | +9 min |
| 2025-08 | 31 | 74% | +3 min |
| 2025-09 | 16 | 88% | -10 min |
| 2025-10 | 2 | 50% | +8 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 56% |
| Tue | 10 | 90% |
| Wed | 10 | 100% |
| Thu | 14 | 79% |
| Fri | 14 | 57% |
| Sat | 10 | 80% |
| Sun | 13 | 92% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…