The distance between Lisbon and Brussels is 1.720 km or 1.075 miles.

TAP A319 in Brussels
above: a TAP PORTUGAL Airbus A319 in Brussels (BRU) in April 2010

Tap Portugal seems to offer a daily flight leaving Lisbon airport at 3:50 pm. This flight arrives in Brussels at 6:30 pm.
The return flight: from Brussels to Lisbon
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