Cheapest return flights from San Francisco to Sofia in March from $568

AirHint found the following cheapest return flights from San Francisco (SFO) to Sofia (SOF) in March 2026 (see full year).

Return flights

25 Mar - 08 Apr Lufthansa
22 Mar - 05 Apr Air Canada
13 Mar - 21 Mar Turkish Airlines

Also check the deals for one-way flights from San Francisco to Sofia in March.

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