Flight OddsSEA → DTW Alaska Airlines
Alaska Airlines · Seattle, WA to Detroit, MI · 540 flights, 2025-07-01 to 2026-06-30 · aggregated across 6 flight numbers
On-time arrival
83%
Median delay
-7 min
90th percentile
+27 min
Cancellation rate
0%
How on-time is Alaska Airlines from SEA to DTW?
Across every Alaska Airlines flight number on SEA → DTW (540 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +27 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 445 | 83% |
| 16-30 min | 43 | 8% |
| 31-60 min | 25 | 5% |
| 61-120 min | 18 | 3% |
| 2+ hrs | 2 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 55 | 73% | +6 min |
| 2025-08 | 57 | 75% | +6 min |
| 2025-09 | 56 | 86% | -1 min |
| 2025-10 | 34 | 85% | 0 min |
| 2025-11 | 35 | 77% | +18 min |
| 2025-12 | 40 | 75% | +2 min |
| 2026-01 | 35 | 80% | +1 min |
| 2026-02 | 28 | 86% | -5 min |
| 2026-03 | 31 | 90% | -10 min |
| 2026-04 | 40 | 95% | -9 min |
| 2026-05 | 62 | 89% | -10 min |
| 2026-06 | 60 | 92% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 77 | 83% |
| Tue | 82 | 90% |
| Wed | 77 | 86% |
| Thu | 76 | 79% |
| Fri | 81 | 83% |
| Sat | 63 | 87% |
| Sun | 77 | 77% |
AS flight numbers on SEA → DTW
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…