Cheapest return flights from Brussels to Lisbon in December from $82

AirHint found the following cheapest return flights from Brussels (BRU) to Lisbon (LIS) in December 2025 (see full year).

Return flights

06 Dec - 07 Dec Ryanair direct
04 Dec - 13 Dec Ryanair direct
06 Dec - 08 Dec Ryanair direct
03 Dec - 11 Dec Ryanair direct
06 Dec - 13 Dec Ryanair direct
07 Dec - 13 Dec Ryanair direct
04 Dec - 08 Dec Ryanair direct
04 Dec - 07 Dec Ryanair direct
11 Dec - 16 Dec Ryanair direct
06 Dec - 14 Dec Ryanair direct
16 Dec - 11 Jan Ryanair direct
11 Dec - 06 Jan Ryanair direct
17 Dec - 07 Jan Ryanair
19 Dec - 10 Jan Ryanair
16 Dec - 07 Jan Ryanair
31 Dec - 09 Jan Ryanair
13 Dec - 24 Jan TAP direct
31 Dec - 17 Jan Vueling Airlines
29 Dec - 17 Jan Vueling Airlines
31 Dec - 21 Jan Vueling Airlines

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

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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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