UA4028United Airlines · IAH → JAX
live · 25m ago
Route confirmed United Airlines

UA4028 HoustonIAH · 12:20 JacksonvilleJAX

UA4028 by United Airlines flies from Houston (IAH) to Jacksonville (JAX) for the Thu, Aug 20 departure.

Right nowScheduled · gate C35 · as of 11:55
12:20

departs IAH · on schedule

The route today

live boards
IAHHoustonOn-time likelyIAH delay board →
JAXJacksonvilleOn-time likelyJAX delay board →
IAH→JAXevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
42%Chance of 15+ min delay
2.3%Chance of cancellation
+13 minAvg hub delay right now

Conditions at IAH and JAX are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Houston to Jacksonville flights today

same route · United Airlines
UA6127departs 07:30
UA6146departs 07:35
UA3234departs 12:00
UA4048departs 12:10
UA4035departs 18:15
UA2293departs 20:00

If UA4028 is cancelled, these are the other United Airlines nonstop flights from Houston to Jacksonville on the same day, with scheduled departure times in IAH local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA4028 actually runs

Pro Flight Search has tracked every published board update for UA4028 across the IAH and JAX boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at IAH and JAX.

The verdict above is that record speaking, so it reflects how UA4028 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA4028? 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 — UA4028 Houston to Jacksonville on-time performance, measured from the IAH and JAX airport boards.

Canonical URL
https://proflightsearch.com/flight/UA4028
How we measure this →