Editor's Remark: CheapTickets is a leading seller of leisure travel products. The site allows consumers to find and purchase cheap airline tickets, discount hotel rooms, vacation packages, car rentals, and travel deals.

Editor's Remark: Orbitz is a leading online travel company offering leisure and business travelers a wide selection of low airfares, as well as deals on lodging, car rentals, cruises, vacation packages and other travel. The site was created to address consumers' need for an unbiased, comprehensive display of fares and rates in a single location.

Editor's Remark: CheapOair.com is the 7th largest Online travel Agency in the United States as rated by Hitwise. Cheapoair provides over 20 Million specially negotiated cheap airfares to its over 6 Million unique visitors a month and is rated in the Top 200 of all web sites.

Editor's Remark: Southwest Airlines, Inc. is a low fare airline based in Dallas, Texas and the largest airline in the United States. It is rated number one with respect to the number of domestic passengers carried in a year and also recognized as the second largest airline in the world with respect to the number of passengers carried.

Editor's Remark: Their mission is to provide a fast and easy-to-use way for you to find cheap flights to destinations worldwide. They publish airfare deals from both traditional and low-cost airlines as well as last minute flight deals and offers that are not available anywhere else on the web.

Editor's Remark: Expedia delivers consumers everything they need for researching, planning, and purchasing a whole trip. Serving many different consumer segments - from families booking a summer vacation to individuals arranging a quick weekend getaway, Expedia provides travelers with the ability to research, plan, and book their comprehensive travel needs.

Editor's Remark: Orbitz is a leading online travel company offering leisure and business travelers a wide selection of low airfares, as well as deals on lodging, car rentals, cruises, vacation packages and other travel. The site was created to address consumers' need for an unbiased, comprehensive display of fares and rates in a single location.

Editor's Remark: Hotwire has the travel savings you're looking for. Their low prices on airfares, hotel rooms and car rentals make travel affordable.

Editor's Remark: OneTravel was created in 1987 as ""The Original Superstore for Discounted Travel"" and has since then developed into a leading travel web site that offers great deals in almost every area of travel. No matter whether customers plan to travel by air, ship or automobile, OneTravel.com can find the right seat at the best price to fit any vacation and budget.

Editor's Remark: They help you find the perfect flight, hotel, cruise, or rental car. Once you make your choice, they link to the travel sites to make your purchase. Kayak's search engine can find all kinds of travel products� from flights and hotels to rental cars and cruises.

Editor's Remark: Southwest Airlines, Inc. is a low fare airline based in Dallas, Texas and the largest airline in the United States. It is rated number one with respect to the number of domestic passengers carried in a year and also recognized as the second largest airline in the world with respect to the number of passengers carried.

Editor's Remark: CheapOair.com is the 7th largest Online travel Agency in the United States as rated by Hitwise. Cheapoair provides over 20 Million specially negotiated cheap airfares to its over 6 Million unique visitors a month and is rated in the Top 200 of all web sites.

Editor's Remark: Cheap flights and more with the Booking Buddy airfare comparison tool. It is a free service designed to help travelers search all their favorite travel websites with fewer clicks and in less time.