Asia Related

Ctrip

book cheap flights within Asia

Air Asia

Malaysia-based low-cost airline

Cebu Pacific

Philippines-based low-cost airline

Jetstar

Singapore-based low-cost airline

Spring Airlines

China-based low-cost airline

HK Express

HongKong-based low-cost airline

Flypeach

Japan-based low-cost airline

Tiger air

Singapore-based low-cost airline

Wikipedia List

list of other low-cost airlines (we have only used those listed above)