Cheapest return FOR–OPO flights, May

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

Return flights

30 May - 12 Jun Iberia
26 May - 04 Jun Air France
16 May - 29 May TAP
16 May - 30 May TAP
10 May - 23 May Iberia
09 May - 20 May TAP
20 May - 24 May TAP
16 May - 23 May TAP
12 May - 23 May Iberia
08 May - 22 May KLM
08 May - 23 May KLM
08 May - 25 May KLM
21 May - 15 Jun TAP
26 May - 27 Jun Air France
25 May - 27 Jun TAP
06 May - 01 Jun TAP
17 May - 07 Jun Air France
21 May - 01 Jun Iberia

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

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