Cheapest return flights from Brussels to Lisbon in September from $140

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

Return flights

23 Sep - 26 Sep Vueling Airlines
08 Sep - 22 Sep Ryanair
08 Sep - 26 Sep Ryanair
08 Sep - 16 Sep Ryanair
29 Sep - 30 Sep Ryanair direct
26 Sep - 26 Sep Ryanair
07 Sep - 22 Sep Ryanair
07 Sep - 26 Sep Ryanair
29 Sep - 06 Oct Ryanair
28 Sep - 06 Oct Vueling Airlines
21 Sep - 22 Sep Vueling Airlines
21 Sep - 26 Sep Vueling Airlines
29 Sep - 13 Oct Ryanair
28 Sep - 13 Oct Ryanair
29 Sep - 01 Oct Ryanair direct
28 Sep - 06 Oct Brussels Airlines direct
28 Sep - 01 Oct Ryanair direct
26 Sep - 06 Oct Ryanair
29 Sep - 03 Oct Ryanair direct
29 Sep - 02 Oct Ryanair direct

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

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