I guess different airlines have different pricing models, but other people have built businesses around predicting when airfare prices will fluctuate. See: htt

I guess different airlines have different pricing models, but other people have built businesses around predicting when airfare prices will fluctuate. See: http://www.bing.com/travel/about/howWorks.do http://www.bing.com/travel/about/howWorks.do (nee Farecast.com)