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United Airlines

Is UA4236 delayed?

No delay reported yet. UA4236 is scheduled to leave Houston at 12:21 on Nov 14 and reach Harlingen at 13:15 (as of Nov 14, 16:01 UTC).

Usually on time: arrived within 15 min of schedule on 23 of the last 25 flights.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Houston

IAH

Scheduled

Nov 14

Arrival

Harlingen

HRL

Scheduled

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/Chicago)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Houston → Harlingen

    6 min early

  • Houston → Harlingen

    16 min early

  • Houston → Harlingen

    15 min early

  • Houston → Harlingen

    23 min late

  • Houston → Harlingen

    9 min early

Is UA4236 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
25
On time
92%
of 25 arrivals
Late
8%
of 25 arrivals
Cancelled
0%
of 27 flights
Median arrival delay
16 min early
9 in 10 arrived within
1 min early

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Houston (IAH) departures

Left more than 15 min late
17 of 50
Cancelled today
52
Flights from Houston to Harlingen today

Related flights

All United Airlines flights

Flight history and details
UA4236 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026ArrivedHoustonHarlingen-6
Nov 11, 2026ArrivedHoustonHarlingen-16
Nov 10, 2026ArrivedHoustonHarlingen-15
Nov 9, 2026ArrivedHoustonHarlingen23
Nov 7, 2026ArrivedHoustonHarlingen-9
Nov 6, 2026ArrivedHoustonHarlingen-18
Nov 5, 2026ArrivedHoustonHarlingen-3
Nov 3, 2026ArrivedHoustonHarlingen93
Nov 2, 2026ArrivedHoustonHarlingen-17
Nov 1, 2026ArrivedColumbusDulles-19
Oct 31, 2026ArrivedHoustonHarlingen-15
Oct 30, 2026ArrivedHoustonHarlingen1
Oct 29, 2026ArrivedHoustonHarlingen-16
Oct 28, 2026ArrivedHoustonHarlingen-17
Oct 27, 2026ArrivedHoustonHarlingen-9
Oct 26, 2026ArrivedHoustonHarlingen-20
Oct 24, 2026ArrivedJacksonHouston-27
Oct 23, 2026ArrivedJacksonHouston-40
Oct 22, 2026ArrivedJacksonHouston-22
Oct 21, 2026ArrivedJacksonHouston-12
Oct 20, 2026ArrivedJacksonHouston-8
Oct 19, 2026ArrivedJacksonHouston-27
Oct 18, 2026ArrivedJacksonHouston-27
Oct 17, 2026ArrivedJacksonHouston-14
Oct 16, 2026ArrivedJacksonHouston-31
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