Official site featuring online booking, trip planning, and flight information.

Commercial airline carrier serving the U.S., Canada, and Mexico. Includes tools to search, book, and track flights as well as information about the America West / US Airways merger.

Official site of American Airlines, with reservations, flight schedules, ticket specials, travel planning, membership, and company news. Also operates the American Eagle regional airline network.

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

Find Continental Airline current flight information, check flight status, or book an online airline ticket. Continental Airlines offers ticket reservations, vacation packages, and travel deals online.

Delta Airlines online ticket purchase, flight status information, and travel deals. Includes special offers on featured destinations, frequent flyer program, hotel reservations, and car rental.

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

International air transport group based in Spain.

Official site of Northwest Airlines, with reservations, flight information, company news, CyberSaver fares, vacation packages, and the WorldPerks frequent flyer program.

Airline that offers flights within Ireland and to other European destinations.

Official site for Southwest Airlines, with flight schedules and fares, online reservations, special offers, frequent flyer information, and a travel planner featuring rental car and hotel reservations.

Provides scheduled service across the United States and in Canada, Mexico, the Caribbean, and Europe.