Direct flights from Houston (IAH) to Jacksonville (JAX): 7 nonstop departures observed each week across 1 airline. The median arrival is on schedule. No cancellations were recorded across the 2 tracked flights. The nonstop covers 1,312 km, an estimated 2 hours 11 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and Jacksonville. Updated 12 October 2026 at 19:57 UTC.
The IAH board at 14:57 shows departure at 15:15 instead of 14:35, gate A8 (TC).
Landing estimate from 144,918 tracked flights of 2 to 4 hours that left 30 to 59 min late. The JAX board has not posted a landing time yet. How planes make up time
Track UA4051 →Checked IAH board 14:57 · JAX board 15:48
route health from live IAH and JAX delay boards
Median arrival delay is +0 min. 0 of 2 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Current conditions put the pressure at JAX: 38% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
Pro Flight Search records official board updates for nonstop IAH to JAX 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
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Pro Flight Search — Houston (IAH) to Jacksonville (JAX) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/IAH-JAX
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.
Operators schedule morning departures around 07:35 and evening departures around 20:00 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the JAX delay card to confirm conditions when you'd arrive.
Great-circle distance is 1,312 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 123–142 min gate-to-gate on this route.
United Airlines runs the route with about 26 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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