Cheapest return flights from Duesseldorf to Porto in September from $119

Best time to book flights for Duesseldorf (DUS) to Porto (OPO) flights at AirHint

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

Return flights

23 Sep - 30 Sep Ryanair direct
23 Sep - 24 Sep Ryanair direct
23 Sep - 11 Oct Ryanair
16 Sep - 30 Sep Ryanair direct
17 Sep - 30 Sep Ryanair direct
02 Sep - 10 Sep Ryanair direct
02 Sep - 15 Sep Ryanair
02 Sep - 16 Sep Ryanair
16 Sep - 24 Sep Ryanair direct
17 Sep - 24 Sep Ryanair direct
02 Sep - 12 Sep Ryanair
23 Sep - 01 Oct Ryanair direct
23 Sep - 08 Oct Ryanair direct
16 Sep - 01 Oct Ryanair direct
17 Sep - 01 Oct Ryanair direct
23 Sep - 06 Oct Ryanair
21 Sep - 11 Oct Ryanair
24 Sep - 11 Oct Ryanair
16 Sep - 06 Oct Ryanair
17 Sep - 06 Oct Ryanair

Also check the deals for one-way flights from Duesseldorf to Porto 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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