AS548 CLE → SEA
Alaska Airlines · Cleveland, OH to Seattle, WA · 109 flights observed, 2025-07-01 to 2026-06-09 · 2,021 mi
AS548 covers more than one route in the data window — the stats below are for CLE → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
81%
Median delay
-9 min
90th percentile
+28 min
Cancellation rate
1%
How often is AS548 on time?
Across 109 flights on CLE → SEA from 2025-07-01 to 2026-06-09, AS548 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +28 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 | 88 | 81% |
| 16-30 min | 10 | 9% |
| 31-60 min | 4 | 4% |
| 61-120 min | 2 | 2% |
| 2+ hrs | 4 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 87% | +1 min |
| 2025-08 | 27 | 70% | +9 min |
| 2025-09 | 22 | 95% | -12 min |
| 2025-10 | 1 | 100% | -11 min |
| 2026-05 | 19 | 74% | +17 min |
| 2026-06 | 9 | 78% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 76% |
| Tue | 18 | 89% |
| Wed | 11 | 64% |
| Thu | 11 | 100% |
| Fri | 18 | 94% |
| Sat | 16 | 56% |
| Sun | 17 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…