Uncovering Travel Deals

Sifting Data to Uncover Travel Deals
 
Say you are looking for a deal on an airline flight. The Internet abounds with offers for low fares. You can find them on the major Internet travel agent sites like Orbitz, Travelocity or on more specialized sites like Cheaptickets.com or Sidestep.com.
 
Those can be useful, but they have limits. How [...]