Flight OddsDEN → SEA Alaska Airlines
Alaska Airlines · Denver, CO to Seattle, WA · 1,558 flights, 2025-07-01 to 2026-06-30 · aggregated across 26 flight numbers
On-time arrival
75%
Median delay
-3 min
90th percentile
+46 min
Cancellation rate
1%
How on-time is Alaska Airlines from DEN to SEA?
Across every Alaska Airlines flight number on DEN → SEA (1,558 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -3 min; the worst 10% ran +46 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,151 | 75% |
| 16-30 min | 155 | 10% |
| 31-60 min | 129 | 8% |
| 61-120 min | 69 | 4% |
| 2+ hrs | 39 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 172 | 58% | +28 min |
| 2025-08 | 164 | 62% | +16 min |
| 2025-09 | 146 | 79% | +3 min |
| 2025-10 | 122 | 81% | +4 min |
| 2025-11 | 114 | 84% | -3 min |
| 2025-12 | 120 | 60% | +16 min |
| 2026-01 | 96 | 84% | 0 min |
| 2026-02 | 92 | 88% | -3 min |
| 2026-03 | 108 | 69% | +11 min |
| 2026-04 | 113 | 87% | -2 min |
| 2026-05 | 150 | 86% | -1 min |
| 2026-06 | 146 | 72% | +19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 235 | 73% |
| Tue | 215 | 77% |
| Wed | 214 | 75% |
| Thu | 229 | 68% |
| Fri | 221 | 75% |
| Sat | 202 | 82% |
| Sun | 227 | 74% |
AS flight numbers on DEN → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…