Flights UA2453 07:05 daily · UA6204 11:40 daily · UA4045 17:00 Tu We · UA4046 17:00 daily
Direct flights from Jacksonville (JAX) to Houston (IAH): 7 nonstop departures observed each week across 1 airline. The median arrival is 4 minutes late. No cancellations were recorded across the 4 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 Jacksonville and Houston. Updated 10 September 2026 at 05:54 UTC.
route health from live JAX and IAH delay boards
Median arrival delay is +4 min. 0 of 4 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
The week
scheduled departures · origin local timeEach 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 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at JAX: 41% odds of a 15+ minute delay and around +12 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
How the Jacksonville to Houston route actually runs
Pro Flight Search records official board updates for nonstop JAX to IAH 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
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — Jacksonville (JAX) to Houston (IAH) route reliability, measured from operated flights on official airport boards.
https://proflightsearch.com/search-flights/JAX-IAH
JAX to IAH questions
Is JAX–IAH running on time right now?
Smooth skies ahead. The departure side at JAX is the weaker end, route health score 95/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on JAX–IAH?
Operators schedule morning departures around 07:05 and evening departures around 17:00 from JAX. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAH delay card to confirm conditions when you'd arrive.
How long is the flight from JAX to IAH?
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.
How often does JAX–IAH fly?
United Airlines runs the route with about 23 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.