Our cheapest offers for flights from Belgium to Portugal

Here you can compare cheap flights from Belgium to Portugal for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Portugal. Prices and availability may change at any time.

Flights from Brussels (BRU) to Lisbon (LIS)

	Outbound	Return	Airlines	Shop	Baggage	Price
Best option Brussels Lisbon	Outbound 06/08/25 direct SN3819 02h 55min	Return 06/12/25 direct SN3820 02h 45min	Brussels Airlines			$136
Brussels Lisbon	Outbound 06/08/25 direct SN3819 02h 55min	Return 06/12/25 direct SN3820 02h 45min	Brussels Airlines		?	$138