Flight OddsAS535 DEN → SEA
Alaska Airlines · Denver, CO to Seattle, WA · 216 flights observed, 2025-07-01 to 2026-06-30 · 1,024 mi
AS535 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
65%
Median delay
+4 min
90th percentile
+67 min
Cancellation rate
1%
How often is AS535 on time?
Across 216 flights on DEN → SEA from 2025-07-01 to 2026-06-30, AS535 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +67 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 | 139 | 65% |
| 16-30 min | 28 | 13% |
| 31-60 min | 21 | 10% |
| 61-120 min | 19 | 9% |
| 2+ hrs | 7 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 30% | +43 min |
| 2025-08 | 30 | 63% | +21 min |
| 2025-09 | 30 | 77% | +7 min |
| 2025-10 | 30 | 73% | +6 min |
| 2025-11 | 21 | 71% | -3 min |
| 2025-12 | 31 | 65% | +15 min |
| 2026-01 | 6 | 100% | -14 min |
| 2026-03 | 6 | 50% | +11 min |
| 2026-04 | 9 | 89% | +39 min |
| 2026-06 | 21 | 67% | +32 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 35 | 69% |
| Tue | 27 | 74% |
| Wed | 30 | 63% |
| Thu | 33 | 55% |
| Fri | 33 | 61% |
| Sat | 26 | 65% |
| Sun | 30 | 70% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…