Cheapest return flights from Karlsruhe/Baden-Baden to Porto in September from $128

Best time to book flights for Karlsruhe/Baden-Baden (FKB) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Karlsruhe/Baden-Baden (FKB) to Porto (OPO) in September 2025 (see full year).

Return flights

07 Sep - 11 Sep Ryanair
07 Sep - 22 Sep Ryanair direct
07 Sep - 14 Sep Ryanair
29 Sep - 19 Oct Ryanair direct
29 Sep - 07 Oct Ryanair direct
26 Sep - 14 Oct Ryanair direct
26 Sep - 07 Oct Ryanair direct
05 Sep - 22 Sep Ryanair direct
08 Sep - 22 Sep Ryanair direct
12 Sep - 21 Sep Ryanair
21 Sep - 07 Oct Ryanair direct
12 Sep - 22 Sep Ryanair
19 Sep - 07 Oct Ryanair direct
21 Sep - 22 Sep Ryanair direct
29 Sep - 17 Oct Ryanair direct
19 Sep - 22 Sep Ryanair direct
28 Sep - 07 Oct Ryanair direct
08 Sep - 17 Sep Ryanair
29 Sep - 10 Oct Ryanair direct
21 Sep - 10 Oct Ryanair direct

Also check the deals for one-way flights from Karlsruhe/Baden-Baden 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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