AirHint found the following cheapest return flights from Duesseldorf (DUS) to Porto (OPO) in May 2026 (see full year).

Return flights

11 May - 22 May	Eurowings
21 May - 28 May	KLM
13 May - 27 May	easyJet
22 May - 24 May	easyJet
13 May - 17 May	easyJet
14 May - 17 May	easyJet
07 May - 10 May	Eurowings	direct
21 May - 28 May	Eurowings	direct
22 May - 24 May	Eurowings	direct
14 May - 17 May	Eurowings	direct

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

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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Cheapest return flights from Duesseldorf to Porto in May from $220

Return flights