Cheapest return flights from Clermont-Ferrand to Porto in September from 99€

AirHint found the following cheapest return flights from Clermont-Ferrand (CFE) to Porto (OPO) in September 2025 (see full year).

Return flights

27 Sep - 04 Oct Ryanair direct
17 Sep - 01 Oct Ryanair direct
24 Sep - 30 Sep Ryanair
24 Sep - 27 Sep Ryanair
28 Sep - 01 Oct Ryanair
17 Sep - 24 Sep Ryanair direct
24 Sep - 27 Sep Ryanair direct
17 Sep - 20 Sep Ryanair
21 Sep - 26 Sep Ryanair
18 Sep - 21 Sep Air France
25 Sep - 29 Sep Ryanair
20 Sep - 21 Sep Ryanair
20 Sep - 22 Sep Ryanair

Also check the deals for one-way flights from Clermont-Ferrand 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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