BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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BOS→LAX

United Airlines Boston, MA (BOS) to Los Angeles, CA (LAX) reliability

Among 716 scheduled United Airlines flights from BOS to LAX, 75.7% arrived on time, 13.8% arrived at least 30 minutes late, and 1.1% were cancelled during July 2025–June 2026.

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

HISTORICAL ROUTE SIGNALGenerally reliable
75.7%arrived on time
13.8%30+ min late
1.1%cancelled
716scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late13.8%
60+ minutes late7.5%
Cancelled1.1%
Average arrival+6.8 mincompleted flights

What did United Airlines BOS to LAX record?

United Airlines completed 98.6% of its scheduled reportable BOS to LAX flights in the observation window. 75.7% of all scheduled flights arrived less than 15 minutes late, while 7.5% arrived at least an hour late.

What were United Airlines BOS to LAX disruption rates?

For United Airlines BOS-to-LAX flights, 13.8% arrived at least 30 minutes late, 1.1% were cancelled, and 0.3% were diverted.

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What was the United Airlines BOS to LAX scheduled cohort?

The United Airlines BOS-to-LAX cohort contained 716 scheduled flights; 706 completed, 8 were cancelled, and 2 were diverted.

Not a prediction.

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