現時世界上有哪些有名廉價航空公司？

Ryanair (the largest international airline)
EasyJet (UK)
Jetstar/ Jetstar Asia (Jetstar = Australia, Qantas; Jetstar Asia = Singapore)
Jetblue (NYC)
AerLingus (Ireland)
Air Asia (Asia countries based)

Oasis is not a very famous one as it has only two routes and got only 5 747s.

*Ryanair once release 1million tickets between London and Dublin for just 2 pence each trip (16HKD = 1 pound = 100 pence)

Jet Asia, JetStar
Virgin Blue (nor Virgin Atlantic as they are not budget carrier)

Tiger Airways
Viva Macau
Hong Kong Express
Orient Thai
Air Asia
Easy Jet