Cheapest return flights from London to Sofia in September from $277

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

Return flights

23 Sep - 27 Sep Wizz Air UK
18 Sep - 24 Sep easyJet
23 Sep - 11 Oct SKY express
30 Sep - 11 Oct SKY express
25 Sep - 27 Sep Vueling Airlines
18 Sep - 20 Sep easyJet
26 Sep - 28 Sep Turkish Airlines
01 Sep - 20 Sep SKY express
02 Sep - 16 Sep Turkish Airlines

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

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