Cheapest return flights from Frankfurt to Porto in September from 80€

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

Return flights

20 Sep - 08 Oct Ryanair direct
06 Sep - 24 Sep Ryanair direct
20 Sep - 24 Sep Ryanair direct
27 Sep - 08 Oct Ryanair direct
20 Sep - 04 Oct Ryanair direct
06 Sep - 17 Sep Ryanair direct
13 Sep - 24 Sep Ryanair direct
20 Sep - 11 Oct Ryanair direct
27 Sep - 04 Oct Ryanair direct
27 Sep - 15 Oct Ryanair direct
24 Sep - 08 Oct Ryanair direct
27 Sep - 01 Oct Ryanair direct
27 Sep - 11 Oct Ryanair direct
13 Sep - 04 Oct Ryanair direct
17 Sep - 24 Sep Ryanair direct
06 Sep - 20 Sep Ryanair direct
27 Sep - 30 Sep Ryanair
13 Sep - 17 Sep Ryanair direct
13 Sep - 16 Sep Ryanair
06 Sep - 23 Sep Ryanair

Also check the deals for one-way flights from Frankfurt 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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