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

Alaska Airlines Atlanta, GA (ATL) to Seattle, WA (SEA) reliability

Among 906 scheduled Alaska Airlines flights from ATL to SEA, 73.3% arrived on time, 14.2% arrived at least 30 minutes late, and 1.1% 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 SIGNALGenerally reliable
73.3%arrived on time
14.2%30+ min late
1.1%cancelled
906scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late14.2%
60+ minutes late6.5%
Cancelled1.1%
Average arrival+6.9 mincompleted flights

What did Alaska Airlines ATL to SEA record?

Alaska Airlines completed 98.7% of its scheduled reportable ATL to SEA flights in the observation window. 73.3% of all scheduled flights arrived less than 15 minutes late, while 6.5% arrived at least an hour late.

What were Alaska Airlines ATL to SEA disruption rates?

For Alaska Airlines ATL-to-SEA flights, 14.2% arrived at least 30 minutes late, 1.1% were cancelled, and 0.2% were diverted.

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What was the Alaska Airlines ATL to SEA scheduled cohort?

The Alaska Airlines ATL-to-SEA cohort contained 906 scheduled flights; 894 completed, 10 were cancelled, and 2 were diverted.

Not a prediction.

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