BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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AIRLINE × ROUTE REPORT
RDU→SEA

Alaska Airlines Raleigh/Durham, NC (RDU) to Seattle, WA (SEA) reliability

Among 555 scheduled Alaska Airlines flights from RDU to SEA, 69.7% arrived on time, 14.6% arrived at least 30 minutes late, and 1.6% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Alaska Airlines (AS) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALVariable
69.7%arrived on time
14.6%30+ min late
1.6%cancelled
555scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late14.6%
60+ minutes late5.0%
Cancelled1.6%
Average arrival+6.6 mincompleted flights

What did Alaska Airlines RDU to SEA record?

Alaska Airlines completed 98.0% of its scheduled reportable RDU to SEA flights in the observation window. 69.7% of all scheduled flights arrived less than 15 minutes late, while 5.0% arrived at least an hour late.

What were Alaska Airlines RDU to SEA disruption rates?

For Alaska Airlines RDU-to-SEA flights, 14.6% arrived at least 30 minutes late, 1.6% were cancelled, and 0.4% were diverted.

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What was the Alaska Airlines RDU to SEA scheduled cohort?

The Alaska Airlines RDU-to-SEA cohort contained 555 scheduled flights; 544 completed, 9 were cancelled, and 2 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.