SMF → IAHSacramento to Houston

live

Direct flights from Sacramento (SMF) to Houston (IAH): 7 nonstop departures observed each week across 1 airline. The median arrival is 20 minutes early. No cancellations were recorded across the 4 tracked flights. The nonstop covers 2,586 km, an estimated 3 hours 49 minutes in the air. Measured by Pro Flight Search from live flight boards at Sacramento and Houston. Updated 10 September 2026 at 00:53 UTC.

SMF Sacramento busy · +17
IAH Houston smooth · +0
2,586 km · ~3h 49m est.
dep bank 05:15–13:107x weekly
Running clean · 1 airline · 7x weekly · nonstop
89 / 100

route health from live SMF and IAH delay boards

Median arrival delay is −20 min. 0 of 4 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−20 minacross the last 4 operated legs
Flight time~3h 49mestimated 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 UA2863 05:15 Mo Th Fr Su · UA1769 07:30 Tu We Sa · UA552 07:30 Tu We · UA1949 13:10 Mo Th Fr Su

History

operated legs · board outcomes
09-09UA552dep +5 → arr−27
09-08UA552dep +9 → arr−10
09-07UA1949arrived−20
09-07UA2863arrived−29

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
SMFSacramento +17 min busy 🌤 mostly cloudy · N 4 kt Full SMF delay board →
IAHHouston +0 min smooth 🌤 mostly cloudy · ESE 7 kt Full IAH delay board →

Weather lens

Current conditions put the pressure at SMF: 36% odds of a 15+ minute delay and around +5 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Sacramento to Houston route actually runs

Pro Flight Search records official board updates for nonstop SMF 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

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 — Sacramento (SMF) to Houston (IAH) route reliability, measured from operated flights on official airport boards.

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

SMF to IAH questions

Is SMF–IAH running on time right now?

Smooth skies ahead. The departure side at SMF is the weaker end, route health score 89/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SMF–IAH?

Operators schedule morning departures around 05:15 from SMF. 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 SMF to IAH?

Great-circle distance is 2,586 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 213–252 min gate-to-gate on this route.

How often does SMF–IAH fly?

United Airlines runs the route with about 13 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.