Flight OddsDTW → SEA Alaska Airlines
Alaska Airlines · Detroit, MI to Seattle, WA · 541 flights, 2025-07-01 to 2026-06-30 · aggregated across 8 flight numbers
On-time arrival
75%
Median delay
-2 min
90th percentile
+41 min
Cancellation rate
0%
How on-time is Alaska Airlines from DTW to SEA?
Across every Alaska Airlines flight number on DTW → SEA (541 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +41 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 406 | 75% |
| 16-30 min | 55 | 10% |
| 31-60 min | 46 | 9% |
| 61-120 min | 25 | 5% |
| 2+ hrs | 6 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 57 | 74% | +10 min |
| 2025-08 | 57 | 67% | +10 min |
| 2025-09 | 56 | 88% | -5 min |
| 2025-10 | 35 | 83% | -1 min |
| 2025-11 | 37 | 68% | +16 min |
| 2025-12 | 40 | 38% | +38 min |
| 2026-01 | 36 | 81% | +0 min |
| 2026-02 | 28 | 82% | -7 min |
| 2026-03 | 31 | 55% | +16 min |
| 2026-04 | 39 | 92% | -6 min |
| 2026-05 | 62 | 90% | -4 min |
| 2026-06 | 60 | 78% | +3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 79 | 76% |
| Tue | 81 | 81% |
| Wed | 78 | 73% |
| Thu | 75 | 75% |
| Fri | 80 | 74% |
| Sat | 66 | 82% |
| Sun | 79 | 68% |
AS flight numbers on DTW → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…