IAH → HRLHouston to Harlingen

live

Direct flights from Houston (IAH) to Harlingen (HRL): 7 nonstop departures observed each week across 1 airline. The median arrival is 8 minutes early. No cancellations were recorded across the 3 tracked flights. The nonstop covers 475 km, an estimated 1 hour 7 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and Harlingen. Updated 28 October 2026 at 21:22 UTC.

Today, IAH → HRL

Wed 28 Oct · local times
  1. 12:00 UA4236 Left 11:51 ·
  2. 14:40 UA6116 Left 14:32 ·
  3. 18:25 UA4313 On scheduleGate B62 · TC ·
  4. 21:30 UA4013 On scheduleGate C31 · TC ·

Checked IAH board 16:22

IAH Houston smooth · +0
HRL Harlingen tracking
475 km · ~1h 07m est.
dep bank 12:00–21:307x weekly
Running clean · 1 airline · 7x weekly · nonstop
100 / 100

route health from live IAH and HRL delay boards

Median arrival delay is −8 min. 0 of 3 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−8 minacross the last 3 operated legs
Flight time~1h 07mestimated from route distance
Weekly departures7x1 direct airline on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
United Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
United AirlinesUA

Flights UA4236 12:00 Mo Tu We · UA4287 12:04 daily · UA4344 14:40 daily · UA6116 14:40 Mo Tu We

History

operated legs · board outcomes
10-28UA4236departed−9
10-28UA6116departed−8
10-27UA4013departed+17

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
IAHHouston +0 min smooth 🌤 mostly cloudy · ESE 9 kt Full IAH delay board →
HRLHarlingen tracking Full HRL delay board →

How the Houston to Harlingen route actually runs

Pro Flight Search records official board updates for nonstop IAH to HRL flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Houston (IAH) to Harlingen (HRL) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/IAH-HRL
How we measure this →

IAH to HRL questions

Is IAH–HRL running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on IAH–HRL?

Operators schedule evening departures around 18:25 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the HRL delay card to confirm conditions when you'd arrive.

How long is the flight from IAH to HRL?

Great-circle distance is 475 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 64–71 min gate-to-gate on this route.

How often does IAH–HRL fly?

United Airlines runs the route with about 37 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.