Flight OddsAS280 EWR → SEA
Alaska Airlines · Newark, NJ to Seattle, WA · 280 flights observed, 2025-07-01 to 2026-06-09 · 2,402 mi
AS280 covers more than one route in the data window — the stats below are for EWR → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-4 min
90th percentile
+45 min
Cancellation rate
5%
How often is AS280 on time?
Across 280 flights on EWR → SEA from 2025-07-01 to 2026-06-09, AS280 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +45 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 207 | 78% |
| 16-30 min | 18 | 7% |
| 31-60 min | 22 | 8% |
| 61-120 min | 13 | 5% |
| 2+ hrs | 7 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 28 | 64% | +41 min |
| 2025-08 | 30 | 70% | +2 min |
| 2025-09 | 25 | 84% | -2 min |
| 2025-10 | 27 | 81% | -7 min |
| 2025-11 | 20 | 85% | +10 min |
| 2025-12 | 23 | 74% | +9 min |
| 2026-01 | 17 | 94% | -8 min |
| 2026-02 | 18 | 78% | -1 min |
| 2026-03 | 30 | 53% | +18 min |
| 2026-04 | 21 | 95% | -6 min |
| 2026-05 | 19 | 95% | -16 min |
| 2026-06 | 9 | 78% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 45 | 80% |
| Tue | 40 | 88% |
| Wed | 38 | 79% |
| Thu | 41 | 78% |
| Fri | 45 | 80% |
| Sat | 17 | 71% |
| Sun | 41 | 63% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…