IAH → SMFHouston to Sacramento

live

Direct flights from Houston (IAH) to Sacramento (SMF): 7 nonstop departures observed each week across 1 airline. The median arrival is 4 minutes early. No cancellations were recorded across the 3 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 Houston and Sacramento. Updated 18 October 2026 at 12:29 UTC.

Today, IAH → SMF

Sun 18 Oct · local times
  1. 20:20 UA1148United Sched 20:20Departure not confirmed by the board ·

Checked IAH board 07:29 · SMF board 22:18

IAH Houston smooth · +0
SMF Sacramento smooth · +6
2,586 km · ~3h 49m est.
dep bank 09:57–20:207x weekly
Running clean · 1 airline · 7x weekly · nonstop
95 / 100

route health from live IAH and SMF delay boards

Median arrival delay is −4 min. 0 of 3 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−4 minacross the last 3 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 UA1155 09:57 Mo Tu We Th Fr · UA1148 20:20 daily

History

operated legs · board outcomes
10-17UA1148dep −2 → arr−25
10-16UA1148departed+79
10-16UA1155departed−4

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
IAHHouston +0 min smooth 🌤 mostly cloudy · NNE 3 kt Full IAH delay board →
SMFSacramento +6 min smooth 🌤 clear · SW 3 kt Full SMF delay board →

Weather lens

Current conditions put the pressure at SMF: 36% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Houston to Sacramento route actually runs

Pro Flight Search records official board updates for nonstop IAH to SMF 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 — Houston (IAH) to Sacramento (SMF) route reliability, measured from operated flights on official airport boards.

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

IAH to SMF questions

Is IAH–SMF running on time right now?

Smooth skies ahead. The arrival side at SMF 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 IAH–SMF?

Operators schedule morning departures around 09:57 and evening departures around 20:20 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SMF delay card to confirm conditions when you'd arrive.

How long is the flight from IAH to SMF?

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 IAH–SMF fly?

United Airlines runs the route with about 12 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.