Flight OddsAS623 JFK → ANC
Alaska Airlines · New York, NY to Anchorage, AK · 50 flights observed, 2025-07-01 to 2025-08-19 · 3,386 mi
AS623 covers more than one route in the data window — the stats below are for JFK → ANC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
65%
Median delay
+5 min
90th percentile
+37 min
Cancellation rate
4%
How often is AS623 on time?
Across 50 flights on JFK → ANC from 2025-07-01 to 2025-08-19, AS623 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +37 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 31 | 65% |
| 16-30 min | 10 | 21% |
| 31-60 min | 5 | 10% |
| 61-120 min | 1 | 2% |
| 2+ hrs | 1 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 59% | +11 min |
| 2025-08 | 19 | 74% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 86% |
| Tue | 7 | 71% |
| Wed | 7 | 29% |
| Thu | 7 | 43% |
| Fri | 6 | 50% |
| Sat | 7 | 86% |
| Sun | 7 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…