IAH → SANHouston to San Diego

live

Direct flights from Houston (IAH) to San Diego (SAN): 7 nonstop departures observed each week across 1 airline. The median arrival is 20 minutes late. No cancellations were recorded across the 1 tracked flight. The nonstop covers 2,093 km, an estimated 3 hours 11 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and San Diego. Updated 8 October 2026 at 17:39 UTC.

IAH Houston smooth · +0
SAN San Diego smooth · +0
2,093 km · ~3h 11m est.
dep bank 09:36–19:567x weekly
Running clean · 1 airline · 7x weekly · nonstop
100 / 100

route health from live IAH and SAN delay boards

Median arrival delay is +20 min. 0 of 1 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+20 minacross the last 1 operated legs
Flight time~3h 11mestimated 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

History

operated legs · board outcomes
10-08UA2491dep +19 → arr+20

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 🌤 clear · ENE 8 kt Full IAH delay board →
SANSan Diego +0 min smooth 🌤 few clouds · N 3 kt Full SAN delay board →

Weather lens

Current conditions put the pressure at SAN: 48% odds of a 15+ minute delay and around +18 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 San Diego route actually runs

Pro Flight Search records official board updates for nonstop IAH to SAN 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 San Diego (SAN) route reliability, measured from operated flights on official airport boards.

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

IAH to SAN questions

Is IAH–SAN running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on IAH–SAN?

Operators schedule morning departures around 09:36 and evening departures around 19:56 from IAH. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SAN delay card to confirm conditions when you'd arrive.

How long is the flight from IAH to SAN?

Great-circle distance is 2,093 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 178–209 min gate-to-gate on this route.

How often does IAH–SAN fly?

United Airlines runs the route with about 35 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.