Cheapest return flights from Santa Rosa to London in August from $729

AirHint found the following cheapest return flights from Santa Rosa (STS) to London (LHR) in August 2026 (see full year).

Return flights

25 Aug - 12 Sep American Airlines

Also check the deals for one-way flights from Santa Rosa to London in August.

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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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