The emergence of travel agency sites such as Expedia, Orbitz, and Travelocity signified the first wave of booking airfares online. Then the pre-eminence of travel search engines such as Kayak, Mobissimo, and SideStep heralded the second wave. But now, more and more of the airlines’ best fares are not being shared with other channels.
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- Then the pre-eminence of travel search engines such as Kayak, Mobissimo, and SideStep heralded the second wave.
- The emergence of travel agency sites such as Expedia, Orbitz, and Travelocity signified the first wave of booking airfares online.
- But now, more and more of the airlines’.
