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

Alaska Airlines Seattle, WA (SEA) to Salt Lake City, UT (SLC) reliability

Among 1,372 scheduled Alaska Airlines flights from SEA to SLC, 78.1% arrived on time, 9.7% arrived at least 30 minutes late, and 1.7% 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
78.1%arrived on time
9.7%30+ min late
1.7%cancelled
1,372scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late9.7%
60+ minutes late3.5%
Cancelled1.7%
Average arrival+1.8 mincompleted flights

What did Alaska Airlines SEA to SLC record?

Alaska Airlines completed 98.2% of its scheduled reportable SEA to SLC flights in the observation window. 78.1% of all scheduled flights arrived less than 15 minutes late, while 3.5% arrived at least an hour late.

What were Alaska Airlines SEA to SLC disruption rates?

For Alaska Airlines SEA-to-SLC flights, 9.7% arrived at least 30 minutes late, 1.7% were cancelled, and 0.1% were diverted.

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What was the Alaska Airlines SEA to SLC scheduled cohort?

The Alaska Airlines SEA-to-SLC cohort contained 1,372 scheduled flights; 1,347 completed, 23 were cancelled, and 2 were diverted.

Not a prediction.

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