Cheapest return flights from London to Sofia in September from 84€

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

Return flights

30 Sep - 20 Oct Ryanair direct
30 Sep - 15 Oct Ryanair direct
30 Sep - 14 Oct Ryanair direct
30 Sep - 13 Oct Ryanair direct
30 Sep - 19 Oct Ryanair direct
30 Sep - 16 Oct Ryanair direct
30 Sep - 12 Oct Ryanair direct
30 Sep - 17 Oct Ryanair direct
02 Sep - 16 Sep Ryanair direct
30 Sep - 18 Oct Ryanair direct
30 Sep - 11 Oct Ryanair direct
09 Sep - 16 Sep Ryanair direct
11 Sep - 16 Sep Ryanair direct
02 Sep - 11 Sep Ryanair direct
10 Sep - 16 Sep Ryanair direct
06 Sep - 16 Sep Ryanair direct
05 Sep - 16 Sep Ryanair direct
09 Sep - 25 Sep Ryanair direct
09 Sep - 11 Sep Ryanair direct
11 Sep - 25 Sep Ryanair direct

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