UA4366 IAH → MFE

United Airlines · Houston, TX to Mission/McAllen/Edinburg, TX · 41 flights observed, 2026-05-21 to 2026-06-30 · 316 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 40% on Wednesdays.

UA4366 covers more than one route in the data window — the stats below are for IAH → MFE, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
79%
Median delay
-10 min
90th percentile
+59 min
Cancellation rate
7%

How often is UA4366 on time?

Across 41 flights on IAH → MFE from 2026-05-21 to 2026-06-30, UA4366 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +59 min or later. 7% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3079%
16-30 min13%
31-60 min38%
61-120 min25%
2+ hrs25%

Performance by month

MonthFlightsOn-timeAvg delay
2026-051182%+16 min
2026-062778%+9 min

Performance by day of week

DayFlightsOn-time
Mon580%
Tue6100%
Wed540%
Thu6100%
Fri580%
Sat560%
Sun683%

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