UA4079 IAH → COS

United Airlines · Houston, TX to Colorado Springs, CO · 31 flights observed, 2025-09-25 to 2025-10-25 · 809 mi

This flight's reliability varies a lot by day of week — 100% on-time on Thursdays vs. 60% on Saturdays.

UA4079 covers more than one route in the data window — the stats below are for IAH → COS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
84%
Median delay
-12 min
90th percentile
+34 min
Cancellation rate
0%

How often is UA4079 on time?

Across 31 flights on IAH → COS from 2025-09-25 to 2025-10-25, UA4079 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +34 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2684%
16-30 min13%
31-60 min13%
61-120 min310%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-09683%+9 min
2025-102584%-3 min

Performance by day of week

DayFlightsOn-time
Mon4100%
Tue4100%
Wed475%
Thu5100%
Fri5100%
Sat560%
Sun450%

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