Direct flights from Santa Rosa to San Diego STS → SAN
Alaska Airlines and Southwest Airlines operate nonstop flights from Santa Rosa (STS) to San Diego (SAN). The nonstop flight takes around ~1h 1m, covering 509 miles (819 km). Updated 29 June 2026.
STS
→
SAN
Round trip
1 adult
Economy
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Alaska Airlines
AS
Southwest Airlines
WN
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Frequently asked questions
Is there a direct flight from Santa Rosa to San Diego?
Yes, Alaska Airlines and Southwest Airlines operate nonstop flights from Santa Rosa (STS) to San Diego (SAN).
Which airlines fly direct from Santa Rosa to San Diego?
Alaska Airlines, Southwest Airlines operate nonstop flights from Santa Rosa to San Diego.
How long is the flight from Santa Rosa to San Diego?
The nonstop flight from Santa Rosa to San Diego takes ~1h 1m (approximately 819 km).