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

Alaska Airlines Baltimore, MD (BWI) to Seattle, WA (SEA) reliability

Among 599 scheduled Alaska Airlines flights from BWI to SEA, 68.1% arrived on time, 17.5% arrived at least 30 minutes late, and 0.8% 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
68.1%arrived on time
17.5%30+ min late
0.8%cancelled
599scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late17.5%
60+ minutes late6.3%
Cancelled0.8%
Average arrival+8.6 mincompleted flights

What did Alaska Airlines BWI to SEA record?

Alaska Airlines completed 99.0% of its scheduled reportable BWI to SEA flights in the observation window. 68.1% of all scheduled flights arrived less than 15 minutes late, while 6.3% arrived at least an hour late.

What were Alaska Airlines BWI to SEA disruption rates?

For Alaska Airlines BWI-to-SEA flights, 17.5% arrived at least 30 minutes late, 0.8% were cancelled, and 0.2% were diverted.

Compare all airlines on this route

What was the Alaska Airlines BWI to SEA scheduled cohort?

The Alaska Airlines BWI-to-SEA cohort contained 599 scheduled flights; 593 completed, 5 were cancelled, and 1 were diverted.

Not a prediction.

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