Cheapest return flights from Chicago to Sofia in January from $491

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

Return flights

28 Jan - 11 Feb Turkish Airlines
25 Jan - 08 Feb Turkish Airlines
21 Jan - 28 Jan United
06 Jan - 13 Jan United
16 Jan - 23 Jan United
11 Jan - 18 Jan United
26 Jan - 02 Feb United
01 Jan - 08 Jan United

Also check the deals for one-way flights from Chicago 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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