Cheapest return flights from Washington to Sofia in January from 464€

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

Return flights

26 Jan - 09 Feb Austrian Airlines
16 Jan - 30 Jan Turkish Airlines
09 Jan - 20 Feb Lufthansa

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

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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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