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

Alaska Airlines New York, NY (JFK) to Seattle, WA (SEA) reliability

Among 1,402 scheduled Alaska Airlines flights from JFK to SEA, 64.0% arrived on time, 19.4% arrived at least 30 minutes late, and 3.0% 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
64.0%arrived on time
19.4%30+ min late
3.0%cancelled
1,402scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late19.4%
60+ minutes late9.6%
Cancelled3.0%
Average arrival+13.6 mincompleted flights

What did Alaska Airlines JFK to SEA record?

Alaska Airlines completed 96.7% of its scheduled reportable JFK to SEA flights in the observation window. 64.0% of all scheduled flights arrived less than 15 minutes late, while 9.6% arrived at least an hour late.

What were Alaska Airlines JFK to SEA disruption rates?

For Alaska Airlines JFK-to-SEA flights, 19.4% arrived at least 30 minutes late, 3.0% were cancelled, and 0.3% were diverted.

Compare all airlines on this route

What was the Alaska Airlines JFK to SEA scheduled cohort?

The Alaska Airlines JFK-to-SEA cohort contained 1,402 scheduled flights; 1,356 completed, 42 were cancelled, and 4 were diverted.

Not a prediction.

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