Cheapest return flights from Brussels to Porto in September from $100

AirHint found the following cheapest return flights from Brussels (BRU) to Porto (OPO) in September 2026 (see full year).

Return flights

01 Sep - 18 Sep Ryanair direct
28 Sep - 07 Oct Ryanair direct
21 Sep - 07 Oct Ryanair direct
15 Sep - 25 Sep Ryanair direct
15 Sep - 18 Sep Ryanair direct
01 Sep - 16 Sep Ryanair direct
01 Sep - 13 Sep Ryanair direct
01 Sep - 17 Sep Ryanair direct
29 Sep - 07 Oct Ryanair direct
18 Sep - 07 Oct Ryanair direct
17 Sep - 07 Oct Ryanair direct
21 Sep - 25 Sep Ryanair direct
15 Sep - 23 Sep Ryanair direct
28 Sep - 09 Oct Ryanair direct
21 Sep - 09 Oct Ryanair direct
01 Sep - 20 Sep Ryanair direct
01 Sep - 04 Sep Ryanair direct
29 Sep - 09 Oct Ryanair direct
18 Sep - 09 Oct Ryanair direct
15 Sep - 02 Oct Ryanair direct

Also check the deals for one-way flights from Brussels to Porto in September.

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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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