ON TIMEBOARD

UA 3994 on time

United Airlines 3994: El Paso to Houston at 8:10 a.m. (past 12 months)

On time
90%
309 flights · likely 86–93%
Cancelled
0.0%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+128 min
average delay
Similar flights
90%
UA, same route & hour

About 1 in 10 UA 3994 flights from El Paso arrived 15+ minutes late, diverted or cancelled over the past year (10%); 0.0% were cancelled. The typical flight landed 8 minutes early.

UA 3994: ELP → IAH

Scheduled to leave El Paso at 8:10 a.m. local time, operated by Mesa Airlines as YV 3994. Over the past year it arrived on time 90% of the time (309 flights), in line with other UA flights on the route at that hour (90%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Oct 2025: too few flights (6 flights)OctNov 2025: 87% on time (30 flights)87NovDec 2025: 90% on time (31 flights)90DecJan 2026: 94% on time (31 flights)94JanFeb 2026: 89% on time (28 flights)89FebMar 2026: 77% on time (31 flights)77MarApr 2026: 97% on time (30 flights)97AprMay 2026: 90% on time (31 flights)90MayJun 2026: 90% on time (30 flights)90JunJul 2026: 87% on time (30 flights)87JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday4589%
Tuesday4493%
Wednesday4486%
Thursday4491%
Friday4493%
Saturday4391%
Sunday4587%

Why it was late

Late inbound plane 51%Air traffic & airport (NAS) 26%Airline (crew, maintenance, ops) 23%

All flights ELP → IAH · Connecting off UA 3994? Check the risk

Questions

How often is UA 3994 from ELP to IAH late?

United Airlines 3994 from El Paso, TX to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 10% of 309 scheduled flights between September 2025 and August 2026. 0.0% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.