UA5577 TUL → IAH

United Airlines · Tulsa, OK to Houston, TX · 18 flights observed, 2025-12-18 to 2026-01-04 · 429 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -18 min, while the worst 10% run +90 min or later.

UA5577 covers more than one route in the data window — the stats below are for TUL → IAH, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
78%
Median delay
-18 min
90th percentile
+90 min
Cancellation rate
0%

How often is UA5577 on time?

Across 18 flights on TUL → IAH from 2025-12-18 to 2026-01-04, UA5577 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +90 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1478%
16-30 min00%
31-60 min16%
61-120 min16%
2+ hrs211%

Performance by month

MonthFlightsOn-timeAvg delay
2025-121471%+25 min
2026-014100%-20 min

Performance by day of week

DayFlightsOn-time
Mon250%
Tue250%
Wed2100%
Thu3100%
Fri367%
Sat3100%
Sun367%

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