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

American Airlines Philadelphia, PA (PHL) to Seattle, WA (SEA) reliability

Among 620 scheduled American Airlines flights from PHL to SEA, 71.6% arrived on time, 14.4% arrived at least 30 minutes late, and 2.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: American Airlines (AA) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
71.6%arrived on time
14.4%30+ min late
2.3%cancelled
620scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late14.4%
60+ minutes late5.6%
Cancelled2.3%
Average arrival+3.9 mincompleted flights

What did American Airlines PHL to SEA record?

American Airlines completed 97.6% of its scheduled reportable PHL to SEA flights in the observation window. 71.6% of all scheduled flights arrived less than 15 minutes late, while 5.6% arrived at least an hour late.

What were American Airlines PHL to SEA disruption rates?

For American Airlines PHL-to-SEA flights, 14.4% arrived at least 30 minutes late, 2.3% were cancelled, and 0.2% were diverted.

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What was the American Airlines PHL to SEA scheduled cohort?

The American Airlines PHL-to-SEA cohort contained 620 scheduled flights; 605 completed, 14 were cancelled, and 1 were diverted.

Not a prediction.

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