Flight OddsSEA → RDU Alaska Airlines
Alaska Airlines · Seattle, WA to Raleigh/Durham, NC · 555 flights, 2025-07-01 to 2026-06-30 · aggregated across 5 flight numbers
On-time arrival
80%
Median delay
-4 min
90th percentile
+31 min
Cancellation rate
1%
How on-time is Alaska Airlines from SEA to RDU?
Across every Alaska Airlines flight number on SEA → RDU (555 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -4 min; the worst 10% ran +31 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 441 | 80% |
| 16-30 min | 52 | 9% |
| 31-60 min | 42 | 8% |
| 61-120 min | 13 | 2% |
| 2+ hrs | 2 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 61 | 59% | +19 min |
| 2025-08 | 55 | 58% | +12 min |
| 2025-09 | 47 | 72% | +7 min |
| 2025-10 | 33 | 94% | -9 min |
| 2025-11 | 38 | 84% | -4 min |
| 2025-12 | 42 | 79% | +4 min |
| 2026-01 | 33 | 91% | -12 min |
| 2026-02 | 28 | 86% | -10 min |
| 2026-03 | 40 | 90% | -8 min |
| 2026-04 | 51 | 92% | -9 min |
| 2026-05 | 62 | 85% | -7 min |
| 2026-06 | 60 | 88% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 84 | 74% |
| Tue | 75 | 81% |
| Wed | 70 | 86% |
| Thu | 80 | 76% |
| Fri | 81 | 81% |
| Sat | 77 | 81% |
| Sun | 83 | 83% |
AS flight numbers on SEA → RDU
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…