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

Delta Air Lines Seattle, WA (SEA) to Los Angeles, CA (LAX) reliability

Among 2,225 scheduled Delta Air Lines flights from SEA to LAX, 83.9% arrived on time, 9.0% arrived at least 30 minutes late, and 0.7% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Delta Air Lines (DL) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
83.9%arrived on time
9.0%30+ min late
0.7%cancelled
2,225scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late9.0%
60+ minutes late4.2%
Cancelled0.7%
Average arrival+0.3 mincompleted flights

What did Delta Air Lines SEA to LAX record?

Delta Air Lines completed 99.3% of its scheduled reportable SEA to LAX flights in the observation window. 83.9% of all scheduled flights arrived less than 15 minutes late, while 4.2% arrived at least an hour late.

What were Delta Air Lines SEA to LAX disruption rates?

For Delta Air Lines SEA-to-LAX flights, 9.0% arrived at least 30 minutes late, 0.7% were cancelled, and 0.0% were diverted.

Compare all airlines on this route

What was the Delta Air Lines SEA to LAX scheduled cohort?

The Delta Air Lines SEA-to-LAX cohort contained 2,225 scheduled flights; 2,209 completed, 15 were cancelled, and 1 were diverted.

Not a prediction.

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