brussels by air :

http://www.brusselsairport.be

http://www.brusselsairlines.be

http://www.gofly.be

http://www.ryanair.com

http://www.alitalia.be

http://www.vueling.com

http://www.britishairways.com

http://www.airfrance.be

http://www.aua.com

http://www.lufthansa.com

http://www.hellas-jet.com

http://www.thalys.com

http://www.eurostar.com

http://www.voyages-sncf.com

http://www.trenitalia.com

http://www.bahn.de