Cheapest return MRS–SOF flights, September

AirHint found the following cheapest return flights from Marseille (MRS) to Sofia (SOF) in September 2026 (see full year).

Return flights

14 Sep - 21 Sep Ryanair
03 Sep - 06 Sep Ryanair
02 Sep - 06 Sep Ryanair
02 Sep - 09 Sep Ryanair
14 Sep - 14 Sep Ryanair
05 Sep - 06 Sep Ryanair
10 Sep - 10 Sep Ryanair
04 Sep - 06 Sep Vueling Airlines
14 Sep - 18 Sep Ryanair
07 Sep - 07 Sep Ryanair

Also check the deals for one-way flights from Marseille to Sofia in September.

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