SAN → STSSan Diego to Santa Rosa

live

Direct flights from San Diego (SAN) to Santa Rosa (STS): 32 nonstop departures observed each week across 2 airlines. No cancellations were recorded across the 16 tracked flights. The nonstop covers 819 km, an estimated 1 hour 33 minutes in the air. Measured by Pro Flight Search from live flight boards at San Diego and Santa Rosa. Updated 31 October 2026 at 02:39 UTC.

Today, SAN → STS

Fri 30 Oct · local times
WN3695Southwest30 min late

The SAN board at 19:39 shows departure at 21:50 instead of 21:20, gate 110.

Later cancelled
0.2%of 24,571 past Southwest flights whose board showed 20 to 40 min late
Still to leave today
No other nonstoplast SAN to STS departure of the day
Track WN3695 →
  1. 08:01 AS2330Alaska Airlines Left 08:01 ·
  2. 08:30 WN120Southwest Left 08:25 ·
  3. 12:48 AS3045Alaska Airlines Est. 13:31Departure not confirmed by the board ·
  4. 20:59 AS3350Alaska Airlines On scheduleGate 49 ·
  5. 21:20 WN3695Southwest Est. 21:50 +30Gate 110 ·

Checked SAN board 19:39

SAN San Diego busy · +16
STS Santa Rosa tracking
819 km · ~1h 33m est.
dep bank 08:01–21:2032x weekly
Running clean · 2 airlines · 32x weekly · nonstop
78 / 100

route health from live SAN and STS delay boards

0 of 16 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Flight time~1h 33mestimated from route distance
Weekly departures32x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 16

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesSouthwest 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
Alaska AirlinesAS

Flights AS2330 08:01 daily · AS3045 12:48 daily · AS3350 varies daily

Southwest AirlinesWN

Flights WN120 08:30 Mo Th Fr · WN552 08:55 Su · WN777 19:45 Tu We · WN3695 21:20 Mo Th Fr Sa Su

History

operated legs · board outcomes
10-30AS2330departed+0
10-30WN120departed−5
10-29AS2330departed+0
10-29AS3045departed+0
10-29WN120departed−6
10-28AS2330departed+0
10-28AS3045departed+0
10-27AS3045departed+0
10-27AS3350departed+0
10-27WN777departed−7
10-26WN120departed−2
10-25AS2330departed+0
10-25AS3350departed+0
10-25WN552departed−5
10-24AS2330departed+0
10-24AS3045departed+0

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
SANSan Diego +16 min busy 🌤 scattered clouds · N 0 kt Full SAN delay board →
STSSanta Rosa tracking Full STS delay board →

How the San Diego to Santa Rosa route actually runs

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

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

SAN to STS questions

Is SAN–STS running on time right now?

Mostly on schedule. The departure side at SAN is the weaker end, route health score 78/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on SAN–STS?

Operators schedule morning departures around 08:01 and evening departures around 19:45 from SAN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the STS delay card to confirm conditions when you'd arrive.

How long is the flight from SAN to STS?

Great-circle distance is 819 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 88–100 min gate-to-gate on this route.

How often does SAN–STS fly?

2 carriers operate this route, around 32 flights a week between them. Compare carrier days and times in the airline list above.