Cheapest return flights from Chicago to Sofia in April from 535€

Best time to book flights for Chicago (ORD) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Sofia (SOF) in April 2025 (see full year).

Return flights

02 Apr - 09 Apr Turkish Airlines
10 Apr - 17 Apr Turkish Airlines
03 Apr - 01 May Turkish Airlines
14 Apr - 03 May Turkish Airlines

Also check the deals for one-way flights from Chicago to Sofia in April.

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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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