SNA → IAHSanta Ana to Houston

live

Direct flights from Santa Ana (SNA) to Houston (IAH): 7 nonstop departures observed each week across 1 airline. The median arrival is 21 minutes late. No cancellations were recorded across the 2 tracked flights. The nonstop covers 2,163 km, an estimated 3 hours 16 minutes in the air. Measured by Pro Flight Search from live flight boards at Santa Ana and Houston. Updated 16 October 2026 at 10:23 UTC.

Today, SNA → IAH

Fri 16 Oct · local times
  1. · UA2044 On schedule IAH 17:25scheduled
  2. · UA643United On schedule IAH 20:33scheduled
  3. · UA700 On schedule IAH 13:29scheduled

Checked SNA board 22:33 · IAH board 05:23

SNA Santa Ana smooth · +11
IAH Houston busy · +27
2,163 km · ~3h 16m est.
dep bank 08:10–15:147x weekly
Running clean · 1 airline · 7x weekly · nonstop
74 / 100

route health from live SNA and IAH delay boards

Median arrival delay is +21 min. 0 of 2 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+21 minacross the last 2 operated legs
Flight time~3h 16mestimated 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 UA700 08:10 daily · UA2044 12:06 daily · UA643 15:14 daily

History

operated legs · board outcomes
10-15UA2044arrived−4
10-15UA643dep +24 → arr+21

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
SNASanta Ana +11 min smooth 🌤 clear · NNE 8 kt Full SNA delay board →
IAHHouston +27 min busy 🌤 mostly cloudy · N 0 kt Full IAH delay board →

Weather lens

Current conditions put the pressure at SNA: 31% odds of a 15+ minute delay and around +2 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Santa Ana to Houston route actually runs

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

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

SNA to IAH questions

Is SNA–IAH running on time right now?

Mostly on schedule. The arrival side at IAH is the weaker end, route health score 74/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SNA–IAH?

Operators schedule morning departures around 08:10 from SNA. 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 SNA to IAH?

Great-circle distance is 2,163 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 183–215 min gate-to-gate on this route.

How often does SNA–IAH fly?

United Airlines runs the route with about 21 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.