Flight OddsSEA → SLC Alaska Airlines
Alaska Airlines · Seattle, WA to Salt Lake City, UT · 1,811 flights, 2025-07-01 to 2026-06-30 · aggregated across 33 flight numbers
On-time arrival
81%
Median delay
-5 min
90th percentile
+29 min
Cancellation rate
1%
How on-time is Alaska Airlines from SEA to SLC?
Across every Alaska Airlines flight number on SEA → SLC (1,811 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +29 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,441 | 81% |
| 16-30 min | 175 | 10% |
| 31-60 min | 102 | 6% |
| 61-120 min | 54 | 3% |
| 2+ hrs | 13 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 181 | 71% | +11 min |
| 2025-08 | 194 | 71% | +13 min |
| 2025-09 | 191 | 86% | -4 min |
| 2025-10 | 148 | 82% | +2 min |
| 2025-11 | 108 | 86% | -2 min |
| 2025-12 | 126 | 72% | +7 min |
| 2026-01 | 132 | 80% | +0 min |
| 2026-02 | 125 | 83% | -1 min |
| 2026-03 | 137 | 82% | -4 min |
| 2026-04 | 140 | 97% | -10 min |
| 2026-05 | 143 | 81% | -2 min |
| 2026-06 | 160 | 82% | +3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 278 | 80% |
| Tue | 240 | 82% |
| Wed | 233 | 85% |
| Thu | 273 | 78% |
| Fri | 273 | 80% |
| Sat | 230 | 81% |
| Sun | 258 | 79% |
AS flight numbers on SEA → SLC
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…