The Major Reservations Sites
Travelocity
Expedia
Orbitz
Some Other General Reservations Sites
Yahoo! Travel
Cheap Tickets
opodo.com
Comparison Shopping Sites
SideStep
FareChase
Mobissimo
Kayak
Amadeus
Farecast
Bidding Sites for Airfare and Hotel
priceline.com
Hotwire.com
“Advice” and Discussion Site for Bidding on Reservations
BiddingForTravel.com