Flight OddsAS642 SEA → DEN
Alaska Airlines · Seattle, WA to Denver, CO · 206 flights observed, 2025-07-01 to 2026-06-09 · 1,024 mi
AS642 covers more than one route in the data window — the stats below are for SEA → DEN, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-4 min
90th percentile
+41 min
Cancellation rate
0%
How often is AS642 on time?
Across 206 flights on SEA → DEN from 2025-07-01 to 2026-06-09, AS642 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +41 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 | 161 | 78% |
| 16-30 min | 19 | 9% |
| 31-60 min | 11 | 5% |
| 61-120 min | 7 | 3% |
| 2+ hrs | 8 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 50% | +30 min |
| 2025-08 | 18 | 39% | +25 min |
| 2025-10 | 6 | 100% | -4 min |
| 2025-11 | 29 | 90% | +3 min |
| 2025-12 | 19 | 68% | +20 min |
| 2026-01 | 4 | 75% | +21 min |
| 2026-02 | 13 | 92% | +1 min |
| 2026-03 | 26 | 88% | +1 min |
| 2026-04 | 26 | 100% | -13 min |
| 2026-05 | 26 | 88% | -5 min |
| 2026-06 | 9 | 78% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 34 | 79% |
| Tue | 23 | 78% |
| Wed | 21 | 86% |
| Thu | 31 | 77% |
| Fri | 33 | 79% |
| Sat | 29 | 83% |
| Sun | 35 | 69% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…