Cheapest return flights from London to Sofia in September from 97€

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

Return flights

20 Sep - 08 Oct Ryanair direct
29 Sep - 08 Oct Ryanair direct
30 Sep - 08 Oct Ryanair direct
20 Sep - 07 Oct Ryanair direct
22 Sep - 08 Oct Ryanair direct
29 Sep - 07 Oct Ryanair direct
20 Sep - 05 Oct Ryanair direct
29 Sep - 05 Oct Ryanair direct
30 Sep - 07 Oct Ryanair direct
30 Sep - 05 Oct Ryanair direct
01 Sep - 11 Sep Ryanair
01 Sep - 17 Sep Ryanair direct
11 Sep - 17 Sep Ryanair direct
19 Sep - 26 Sep Ryanair
01 Sep - 16 Sep Ryanair direct
05 Sep - 17 Sep Ryanair direct
11 Sep - 16 Sep Ryanair direct
20 Sep - 26 Sep Ryanair direct
01 Sep - 18 Sep Ryanair direct
05 Sep - 16 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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