Cheapest return flights from Porto to Brussels in October from $71

Best time to book flights for Porto (OPO) to Brussels (BRU) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Brussels (BRU) in October 2025 (see full year).

Return flights

15 Oct - 28 Oct Ryanair direct
15 Oct - 30 Oct Ryanair direct
15 Oct - 29 Oct Ryanair direct
16 Oct - 28 Oct Ryanair direct
16 Oct - 30 Oct Ryanair direct
16 Oct - 29 Oct Ryanair direct
09 Oct - 28 Oct Ryanair direct
08 Oct - 28 Oct Ryanair direct
15 Oct - 31 Oct Ryanair direct
15 Oct - 03 Nov Ryanair direct
15 Oct - 02 Nov Ryanair direct
09 Oct - 29 Oct Ryanair direct
15 Oct - 04 Nov Ryanair direct
16 Oct - 03 Nov Ryanair direct
16 Oct - 02 Nov Ryanair direct
16 Oct - 04 Nov Ryanair direct
17 Oct - 03 Nov Ryanair direct
17 Oct - 02 Nov Ryanair direct
28 Oct - 03 Nov Vueling Airlines
28 Oct - 09 Nov Vueling Airlines

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

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.

Book a cheap hotel in Brussels

Cheap car rent in Brussels