Cheapest return flights from Washington to Sofia in March from $689

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

Return flights

14 Mar - 28 Mar British Airways
11 Mar - 25 Mar British Airways

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

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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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