AirHint found the following cheapest return flights from Paris (CDG) to Sofia (SOF) in April 2026 (see full year).

Return flights

19 Apr - 23 Apr	Air Serbia
24 Apr - 26 Apr	Air Serbia
17 Apr - 24 Apr	Air Serbia
03 Apr - 21 Apr	SWISS
03 Apr - 08 Apr	SWISS
04 Apr - 08 Apr	SWISS
03 Apr - 07 Apr	SWISS
01 Apr - 06 Apr	Austrian Airlines
07 Apr - 11 Apr	SWISS
09 Apr - 13 Apr	Austrian Airlines
27 Apr - 02 May	Lufthansa
29 Apr - 03 May	Austrian Airlines

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

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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Cheapest return flights from Paris to Sofia in April from $162

Return flights