UA2499 ORD → LAX

United Airlines · Chicago, IL to Los Angeles, CA · 150 flights observed, 2026-01-06 to 2026-06-30 · 1,744 mi

This flight's reliability varies a lot by day of week — 74% on-time on Tuesdays vs. 32% on Mondays.

UA2499 covers more than one route in the data window — the stats below are for ORD → LAX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
57%
Median delay
+7 min
90th percentile
+93 min
Cancellation rate
0%

How often is UA2499 on time?

Across 150 flights on ORD → LAX from 2026-01-06 to 2026-06-30, UA2499 arrived within 15 minutes of schedule 57% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +93 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time8557%
16-30 min2517%
31-60 min1812%
61-120 min85%
2+ hrs149%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012658%+12 min
2026-021182%+3 min
2026-032744%+41 min
2026-043057%+35 min
2026-052955%+24 min
2026-062759%+22 min

Performance by day of week

DayFlightsOn-time
Mon2232%
Tue2374%
Wed2264%
Thu2250%
Fri2259%
Sat1753%
Sun2264%

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