JAX (Jacksonville) to IAH (Houston) flights arrive on time 88% of the time. The most reliable airline on this route is United Airlines at 89%. The average delay is 78 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated August 2026.JAX → IAH
JAX (Jacksonville) to IAH (Houston)
JAX → IAH on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is usually on time. About 88% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Airlines are roughly equal on this route — United Airlines leads slightly at 89% vs SkyWest Airlines at 87%.
Airline Comparison
United Airlines leads at 89% on time; SkyWest Airlines trails at 87%.
Accurate?
Good to know
Departing from JAX
79% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. JAX has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at IAH
79% on timeWhen flights into IAH are late, the average delay is 77 minutes. Build buffer if you have ground plans.
If connecting at IAH: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what United Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of JAX? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated August 2026. Source: Bureau of Transportation Statistics.