FLIGH LOW COST

Alguns sites de companhias interessantes de pesquisar:

http://www.flyzb.com
http://www.germanwings.com
http://www.airberlin.com
http://www.virgin-express.com
http://www.aerlingus.com
http://www.basiqair.com
http://www.vueling.com
http://www.easyjet.com
http://www.flybe.com
http://www.sterlingticket.com
http://www.ryanair.com
http://www.whichbudget.com
http://www.centralwings.com
http://www.jetblue.com
http://www.sasbraathens.no

Lista das Lowcost a nível mundial - http://www.lowcost.favos.nl
http://www.attitudetravel.com

Lista das Lowcost a operar em Portugal - http://www.leme.pt/turismo/avioes/lowcost.html

Motores de busca em várias companhias:

http://www.cheapseats.com
http://www.cheapflights.com
http://www.hotwire.com
http://www.orbitz.com
http://www.lastminute.com
http://www.travelocity.com
http://www.cheaptrips.com
http://www.expedia.com
http://www.travelnow.com