Asian Budget Airlines
Air Arabia.com
Serving route: From Sharjah (UAE) to the Middle East, North Africa, India and Sri Lanka
Aero Asia International
Serving route: Karachi (Pakistan) & Dubai
Air Asia
Serving route: Internal and regional flights from hubs in Kuala Lumpur, Johor Bahru, Bangkok and Jakarta
Air Blue.com
Serving route: Routes within Pakistan and between Pakistan and Dubai
Air Deccan
Serving route: Bangalore (India)
Air-India Express
Serving route: From Indian cities to international destinations
Air Philippines
Serving route: From Philippines to international destinations
Awair
Serving route: Jakarta (Indonesia)
Bangkok Airlines
Serving route: From Bangkok; destinations in Thailand, Cambodia, China and Myanmar (Burma)
Cebu Pacific Air
Serving route: Manila (Philippines)
GA-Citilink.com
Serving route: All over Indonesia
Gulf Traveller.com
Serving route: From the Middle East to India, Pakistan, Nepal and East Africa
Hong Kong Express
Serving route: Hong Kong, GuangZhou, HangZhou, NingBo
Jetstar Asia Airways
Serving route: From Singapore to Asian destinations
Lion Air
Serving route: Main hub in Jakarta, Indonesia; domestic destinations
NokAir
Serving route: From Bangkok, Thailand to Thai destinations
One-Two-GO
Serving route: From Bangkok, Thailand to domestic destinations
Pacific Airlines
Serving route: Vietnam; Mostly internal but a few international
Phuket Air
Serving route: Internal flights (Thailand)
Siem Reap International
Serving route: Flights between Siem Reap (for Angkor Wat), Phnom Penh and Bangkok
SpiceJet.com
Serving route: Comprehensive network around India
Thai AirAsia
Serving route: Internal and regional flights
Tiger Airways
Serving route: Low cost flights from Singapore Changi Airport to Southeast Asia
Valuair
Serving route: To Southeast Asia, China and Australia from Singapore
