Cheapest return flights from Duesseldorf to Sofia in September from 147€

AirHint found the following cheapest return flights from Duesseldorf (DUS) to Sofia (SOF) in September 2025 (see full year).

Return flights

24 Sep - 28 Sep Ryanair
28 Sep - 10 Oct Ryanair
20 Sep - 27 Sep Pegasus Airlines
25 Sep - 29 Sep Pegasus Airlines
21 Sep - 27 Sep Pegasus Airlines
28 Sep - 05 Oct Air Serbia
26 Sep - 28 Sep Pegasus Airlines
21 Sep - 28 Sep Ryanair
18 Sep - 19 Sep Ryanair
17 Sep - 19 Sep Pegasus Airlines
27 Sep - 29 Sep Eurowings
19 Sep - 22 Sep Ryanair
28 Sep - 06 Oct SKY express
28 Sep - 13 Oct SKY express

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

Skyscanner

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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