easyJet - U.K.-based airline offering cheap flights to European destinations.

British Airways - Operates international and domestic scheduled and charter air services. Site provides flight information, online booking, and details on the Executive Club Members program.

British European - Airline serving U.K. and international destinations. Site includes timetable and fares finder.

Jet2.com - Low cost airline offering cheap flights to major European destinations. Includes online booking, destination guides, and timetable information.

bmibaby - Subsidiary of British Midland Airways flying routes from East Midlands and Cardiff airports to destinations around Europe.

British Midland Airways  - British Midland Airways flies to 30 European destinations.

Monarch Airlines - Provider of charter seats to small and medium sized tour operators.

Wizz Air - London-based low-fare airline flying to European destinations. Features online booking, timetable, travel info, news, and company info in multiple languages.

XL Airways  - U.K.-based airline offering flights and holidays to a variety of destinations. Features online booking, special offers, destination guides, and more.

Air Southwest - Dedicated to cheap, regional flights to and from Newquay, Plymouth, Bristol, and the Southwest of England.

MyTravelLite - Budget airline offering cheap flights from Belfast and Birmingham to European destinations.

Aurigny - Specializes in flights to and from the Channel Islands. Destinations include Guernsey, Jersey, Alderney, London Stansted, Gatwick, Bristol, Manchester, East Midlands, Southampton, and Dinard.

Air France UK - Offers online reservations, special offers, schedules, and information on flight status.

Britannia Airways - Offering service on a network of holiday flights from the U.K. and Europe to destinations around the world.

Loganair - Provides services to remote island communities, as well as business travel between Scotland's cities and towns.

ScotAirways - Servicing cities in the U.K. and Paris and Amsterdam.

Isles of Scilly Travel - Operators of air and sea services to the islands from South West U.K.

KLM UK -

Avro - Offers flights to Portugal, Canary Islands, Greece, Spain, and a variety of European destinations.