Orbitz, Inc., of Chicago, is part of the Travelport group of businesses owned by the Blackstone Group. Orbitz.com is an internet travel booking company that does comparison shopping and listings for users of all travel-related services. More

Travelocity.com— the first site that allowed consumers to use the Sabre system to check fares, schedules, and book airline tickets as well as hotel rooms, rental cars, and cruises. More

Expedia.com is a travel agency based in Bellevue, Washington, and is an internet site for booking travel arrangements. Although originally a division of Microsoft, More

You might remember Priceline.com as the “name your own price” travel website. Priceline is dedicated to helping customers get the best discounts on airline tickets, hotels, car rentals, cruises, etc. More

The Kayak.com website helps people find great travel deals, and accesses over 100 other sites that offer travel products. However, Kayak does not sell the tickets or bookings. More