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

Alaska Airlines Seattle, WA (SEA) to Columbus, OH (CMH) reliability

Among 460 scheduled Alaska Airlines flights from SEA to CMH, 76.5% arrived on time, 11.7% arrived at least 30 minutes late, and 0.4% 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
76.5%arrived on time
11.7%30+ min late
0.4%cancelled
460scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late11.7%
60+ minutes late3.3%
Cancelled0.4%
Average arrival+2.3 mincompleted flights

What did Alaska Airlines SEA to CMH record?

Alaska Airlines completed 99.3% of its scheduled reportable SEA to CMH flights in the observation window. 76.5% of all scheduled flights arrived less than 15 minutes late, while 3.3% arrived at least an hour late.

What were Alaska Airlines SEA to CMH disruption rates?

For Alaska Airlines SEA-to-CMH flights, 11.7% arrived at least 30 minutes late, 0.4% were cancelled, and 0.2% were diverted.

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What was the Alaska Airlines SEA to CMH scheduled cohort?

The Alaska Airlines SEA-to-CMH cohort contained 460 scheduled flights; 457 completed, 2 were cancelled, and 1 were diverted.

Not a prediction.

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