UA5553 LAX → ASE

United Airlines · Los Angeles, CA to Aspen, CO · 263 flights observed, 2025-07-01 to 2026-06-24 · 737 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -8 min, while the worst 10% run +61 min or later.

UA5553 covers more than one route in the data window — the stats below are for LAX → ASE, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
81%
Median delay
-8 min
90th percentile
+61 min
Cancellation rate
2%

How often is UA5553 on time?

Across 263 flights on LAX → ASE from 2025-07-01 to 2026-06-24, UA5553 arrived within 15 minutes of schedule 81% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +61 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time19881%
16-30 min114%
31-60 min114%
61-120 min135%
2+ hrs125%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072886%-1 min
2025-082774%+22 min
2025-092990%+9 min
2025-103187%+7 min
2025-112997%-7 min
2025-123073%+26 min
2026-01425%+113 min
2026-021443%+34 min
2026-032277%+5 min
2026-051090%-12 min
2026-062186%-4 min

Performance by day of week

DayFlightsOn-time
Mon3586%
Tue3382%
Wed3497%
Thu3577%
Fri3482%
Sat3868%
Sun3675%

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