Cheapest return flights from Santa Rosa to San Diego in June from $189

AirHint found the following cheapest return flights from Santa Rosa (STS) to San Diego (SAN) in June 2026 (see full year).

Return flights

18 Jun - 22 Jun Alaska Airlines direct
18 Jun - 21 Jun Southwest Airlines direct

Also check the deals for one-way flights from Santa Rosa to San Diego in June.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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