Provides detailed contact information and how to provide feedback to many of the world's largest Airlines.

A forum for airlines customers to discuss travel issues and provide tips.

Listing of common travel issues based on customer experiences with Air Asia.

Consumer complaints about lost luggage and other issues.

Gives observations and experiences relating to Ryanair. Includes copies of correspondence, press articles and advice on reporting problems.

Customer complaints about United Airlines and its customer service. Includes a database for passengers to submit their experiences.

Lies in the sky: An inside look at United Airlines' abysmal service. (July 28, 2000)

Despite United Airlines' promise to respect customer's privacy, users of its reservation system could find their personal information exposed. [cnet] (June 04, 1999)