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

Return flights

27 May - 31 May	Air Europa
15 May - 19 May	Air Europa
15 May - 31 May	Air Europa
01 May - 08 May	Air Europa
08 May - 11 May	Air Europa
12 May - 19 May	Air Europa
07 May - 11 May	Air Europa
09 May - 18 May	easyJet
07 May - 10 May	Air Europa
15 May - 18 May	easyJet
15 May - 01 Jun	Air Europa
15 May - 01 Jun	KLM	direct

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Porto in May from $244

Return flights