Cheapest return flights from Sofia to London in September from $145

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

Return flights

26 Sep - 30 Sep Ryanair direct
26 Sep - 01 Oct Ryanair direct
12 Sep - 30 Sep Ryanair direct
12 Sep - 25 Sep Ryanair direct
12 Sep - 01 Oct Ryanair direct
26 Sep - 11 Oct Ryanair direct
27 Sep - 30 Sep Ryanair direct
12 Sep - 24 Sep Ryanair direct
09 Sep - 25 Sep Ryanair direct
12 Sep - 19 Sep Ryanair direct
27 Sep - 01 Oct Ryanair direct
09 Sep - 24 Sep Ryanair direct
09 Sep - 11 Sep Ryanair direct
09 Sep - 19 Sep Ryanair direct
27 Sep - 03 Oct Ryanair direct
27 Sep - 11 Oct Ryanair direct
13 Sep - 01 Oct Ryanair direct
13 Sep - 03 Oct Ryanair direct
20 Sep - 01 Oct Ryanair direct
12 Sep - 03 Oct Ryanair direct

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

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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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