Best Collection of Budget Airliners

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

Aer Arann.ie
Serving route: England & Scotland to Ireland
Air Berlin.com
Serving route: From German hubs, and London, to worldwide destinations
Air-Scotland.com
Serving route: Edinburgh & Glasgow to Europe
Air Southwest
Serving route: Plymouth, Newquay and Bristol to UK & Ireland
Air Wales.com
Serving route: From Wales to Ireland, England, Holland & Belgium
Aurigny
Serving route: Channel Islands to England
Bmibaby
Serving route: Nottingham East Midlands, Heathrow, Manchester, Cardiff Airport, Durham Tees Valley, Birmingham
British European
Serving route: Main hubs in Exeter, Southampton, Birmingham, Norwich, Belfast
British Northwest
Serving route: Blackpool to Isle of Man and Belfast
EasyJet
Serving route: * Hubs now at Gatwick, Luton, Stansted, Nottingham East Midlands, Liverpool, Newcastle, Bristol, Belfast, Berlin Schönefeld, Dortmund, Geneva, Paris Orly
Excel Airways
Serving route: UK-wide to mainland Spain, the Canaries, the Balearics, Portugal, Greece, Turkey, Caribbean
Globespan
Serving route: Edinburgh & Glasgow to European destinations
Jet2
Serving route: From Leeds/Bradford, Manchester and Belfast to UK and continent
Monarch Airlines
Serving route: From across the UK to the continent
MyTravelLite
Serving route: Birmingham & Manchester to Europe
Nexus Airways
Serving route: Liverpool John Lennon airport to the Canary Islands
Planet Air.co.uk
Serving route: Leeds, Bradford
RockHopper.aero
Serving route: Channel Islands to England and Brittany
RyanAir.com
Serving route: ** Hubs now at London Stansted and Luton, Liverpool, Nottingham, Prestwick, Dublin, Shannon, Brussels, Frankfurt Hahn, Stockholm, Bergamo (nr. Milan), Rome and Girona (nr. Barcelona)
ThomsonFly
Serving route: Main hubs in Coventry, Robin Hood Airport Doncaster Sheffield and Bournemouth Airport to European destinations
VLM
Serving route: From London City to Liverpool, Manchester and Northen Europe; Southampton to Brussels

Air Baltic.com
Serving Route: From Riga, Latvia across Europe, including London and Newcastle. Also Moscow.
Blue Air
Serving Route: Bucharest, Romania
Centralwings
Serving Route: From Polish airports to the UK, Ireland and across Europe
Dba
Serving Route: From German hubs
Estonian Air
Serving Route: From Tallinn across Europe, including London and Manchester
FlyMe.com
Serving Route: Stockholm to Scandinavian destinations
Fly Nordic.com
Serving Route: From Stockholm to Europe
FlyNiki.com
Serving Route: Budget airline from Niki Lauda. From London and Manchester to Europe.
German Wings
Serving Route: To UK and rest of Europe from Cologne/Bonn, Stuttgart, Berlin and Hamburg
Hapag-Lloyd Express
Serving Route: To Europe from Hamburg, Stuttgart, and Cologne Bonn
Iceland Express.com
Serving Route: From Reykjavík to UK and other European destinations
Lithuanian Airlines
Serving Route: From Vilnius to European destinations, including London.
Meridiana
Serving Route: From Italian hubs to European destinations
Norwegian Air Shuttle
Serving Route: Stansted to Oslo, Bergen &

Australian Airlines
Serving Route: Cairns, Queensland and Singapore to Australia and Asia
Jetstar Airways
Serving Route: Australia; Comprehensive set of domestic destinations
Virgin Blue
Serving Route: Australian no-frills airline offering nationwide coverage, plus New Zealand

Gol Transportes Aéreos   

Serving Route: Sao Paulo, Rio de Janeiro, Brasilia, Salvador, Fortaleza, Porto Alegre, Guarapes, Recife, Curitiba

Air Arabia.com
Serving Route: From Sharjah (UAE) to the Middle East, North Africa, India and Sri Lanka
Atlas-Blue.com
Serving Route: Morocco (Marrakech and Agadir) to Europe
1time.aero
Serving Route: South Africa
Kulula.com
Serving Route: South Africa, Namibia, Zimbabwe
Red Sea Flights.com
Serving Route: From the UK to Red Sea resorts in Egypt
SA Express.co.za
Serving Route: South Africa and Namibia
Virgin Nigeria.com
Serving Route: From Lagos to London and African destinations