Flight OddsAS615 DEN → SEA
Alaska Airlines · Denver, CO to Seattle, WA · 138 flights observed, 2025-07-01 to 2026-01-06 · 1,024 mi
AS615 covers more than one route in the data window — the stats below are for DEN → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
53%
Median delay
+13 min
90th percentile
+58 min
Cancellation rate
1%
How often is AS615 on time?
Across 138 flights on DEN → SEA from 2025-07-01 to 2026-01-06, AS615 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +13 min, and the worst 10% of flights arrived +58 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 72 | 53% |
| 16-30 min | 25 | 18% |
| 31-60 min | 28 | 20% |
| 61-120 min | 7 | 5% |
| 2+ hrs | 5 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 24 | 29% | +45 min |
| 2025-08 | 26 | 35% | +25 min |
| 2025-09 | 26 | 77% | -1 min |
| 2025-10 | 8 | 63% | +14 min |
| 2025-11 | 29 | 76% | -3 min |
| 2025-12 | 19 | 32% | +31 min |
| 2026-01 | 5 | 60% | +54 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 46% |
| Tue | 21 | 57% |
| Wed | 19 | 58% |
| Thu | 21 | 52% |
| Fri | 20 | 40% |
| Sat | 8 | 75% |
| Sun | 24 | 54% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…