UA1578 EWR → LAX

United Airlines · Newark, NJ to Los Angeles, CA · 117 flights observed, 2025-07-01 to 2025-10-25 · 2,454 mi

This flight's reliability varies a lot by day of week — 88% on-time on Sundays vs. 50% on Wednesdays.

UA1578 covers more than one route in the data window — the stats below are for EWR → LAX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
73%
Median delay
-3 min
90th percentile
+108 min
Cancellation rate
3%

How often is UA1578 on time?

Across 117 flights on EWR → LAX from 2025-07-01 to 2025-10-25, UA1578 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +108 min or later. 3% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time8273%
16-30 min76%
31-60 min65%
61-120 min65%
2+ hrs1110%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072850%+136 min
2025-083083%+13 min
2025-093070%+7 min
2025-102492%-3 min

Performance by day of week

DayFlightsOn-time
Mon1580%
Tue1669%
Wed1650%
Thu1663%
Fri1782%
Sat1681%
Sun1688%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…