UA3984 BTR → IAH

United Airlines · Baton Rouge, LA to Houston, TX · 24 flights observed, 2026-03-05 to 2026-03-28 · 253 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -5 min, while the worst 10% run +68 min or later.

UA3984 covers more than one route in the data window — the stats below are for BTR → IAH, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
78%
Median delay
-5 min
90th percentile
+68 min
Cancellation rate
4%

How often is UA3984 on time?

Across 24 flights on BTR → IAH from 2026-03-05 to 2026-03-28, UA3984 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +68 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1878%
16-30 min29%
31-60 min00%
61-120 min29%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032378%+9 min

Performance by day of week

DayFlightsOn-time
Mon2100%
Tue3100%
Wed367%
Thu4100%
Fri4100%
Sat450%
Sun333%

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