HOU → SANHouston to San Diego

live

Direct flights from Houston (HOU) to San Diego (SAN): 7 nonstop departures observed each week across 1 airline. The median arrival is 6 minutes early. No cancellations were recorded across the 3 tracked flights. The nonstop covers 2,108 km, an estimated 3 hours 12 minutes in the air. Measured by Pro Flight Search from live flight boards at Houston and San Diego. Updated 19 October 2026 at 04:11 UTC.

Today, HOU → SAN

Sun 18 Oct · local times
  1. 08:05 WN699 Left 08:07 ·
  2. 14:30 WN1740Southwest Left 14:41 +11 Landed 15:44 −6
  3. 22:00 WN4686Southwest Left 22:07 +7 SAN est. 23:11In the air · sched 23:25

Checked HOU board 22:57 · SAN board 21:11

HOU Houston smooth · +10
SAN San Diego busy · +16
2,108 km · ~3h 12m est.
dep bank 08:00–22:357x weekly
Running clean · 1 airline · 7x weekly · nonstop
82 / 100

route health from live HOU and SAN delay boards

Median arrival delay is −6 min. 0 of 3 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−6 minacross the last 3 operated legs
Flight time~3h 12mestimated 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
Southwest 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
Southwest AirlinesWN

Flights WN2115 08:00 Mo Th Fr · WN699 08:05 Su · WN3537 08:25 Sa · WN4397 08:45 Tu We

History

operated legs · board outcomes
10-18WN1740dep +11 → arr−6
10-18WN4686dep +7 → arr−14
10-18WN699departed+2

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
HOUHouston +10 min smooth 🌤 scattered clouds · ESE 4 kt Full HOU delay board →
SANSan Diego +16 min busy 🌤 few clouds · WNW 3 kt Full SAN delay board →

Weather lens

Current conditions put the pressure at SAN: 54% odds of a 15+ minute delay and around +19 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 HOU 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 (HOU) to San Diego (SAN) route reliability, measured from operated flights on official airport boards.

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

HOU to SAN questions

Is HOU–SAN running on time right now?

Smooth skies ahead. The arrival side at SAN is the weaker end, route health score 82/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on HOU–SAN?

Operators schedule morning departures around 08:00 and evening departures around 20:45 from HOU. 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 HOU to SAN?

Great-circle distance is 2,108 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 179–211 min gate-to-gate on this route.

How often does HOU–SAN fly?

Southwest Airlines runs the route with about 20 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.