STS → SANSanta Rosa to San Diego

live

Direct flights from Santa Rosa (STS) to San Diego (SAN): 31 nonstop departures observed each week across 2 airlines. 94% of the last 17 tracked flights arrived within 15 minutes of schedule. The median arrival is 11 minutes early. 1 of the 17 tracked flights was cancelled. The nonstop covers 819 km, an estimated 1 hour 33 minutes in the air. Measured by Pro Flight Search from live flight boards at Santa Rosa and San Diego. Updated 13 November 2026 at 17:15 UTC.

Today, STS → SAN

Fri 13 Nov · local times
  1. · AS2101Alaska Airlines On schedule SAN est. 15:40sched 15:52
  2. · AS2224Alaska Airlines On schedule SAN est. 07:49 +9sched 07:40
  3. · WN3727Southwest On schedule SAN est. 18:00 +10sched 17:50
  4. · WN4209Southwest Departed Landed 07:27 −18

Checked SAN board 09:15

STS Santa Rosa tracking
SAN San Diego smooth · +0
819 km · ~1h 33m est.
dep bank 06:00–20:2031x weekly
Runs reliable · 2 airlines · 31x weekly · nonstop
94% on time

of the last 17 tracked STS → SAN flights arrived within 15 minutes

Median arrival delay is −11 min. 1 of 17 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−11 minacross the last 16 arrivals
Flight time~1h 33mestimated from route distance
Weekly departures31x2 direct airlines on the leg
Cancelled5.9%recent route rate · 1 of 17

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 AirlinesAS90% on time

Flights AS2224 06:00 Mo Tu We Th Fr Sa · AS2101 14:13 Mo Th Fr Sa Su · AS3164 15:12 Tu We · AS2232 16:05 Tu We

Southwest AirlinesWN100% on time

Flights WN4209 varies daily · WN3727 17:50 Mo Th Fr Su

History

operated legs · board outcomes
11-13WN4209arrived−18
11-11AS2224cancelledCNX
11-11AS2232arrived−4
11-11AS3164arrived−7
11-11WN4209arrived−12
11-10AS3164arrived−11
11-10WN4209arrived−25
11-09WN3727arrived−2
11-08AS3046arrived−5
11-08WN3727arrived−13
11-07AS2101arrived+9
11-07AS2224arrived−19
11-07AS3046arrived−25
11-07WN4209arrived−25
11-06AS2101arrived+3
11-06AS2224arrived+14
11-06WN4209arrived−24

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
STSSanta Rosa tracking Full STS delay board →
SANSan Diego +0 min smooth 🌤 mostly cloudy · SSE 4 kt Full SAN delay board →

How the Santa Rosa to San Diego route actually runs

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

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

STS to SAN questions

Is STS–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 STS–SAN?

Operators schedule morning departures around 06:00 and evening departures around 20:20 from STS. 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 STS to SAN?

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 STS–SAN fly?

2 carriers operate this route, around 31 flights a week between them. Compare carrier days and times in the airline list above.