Travel .

The way to get the best deal on airfares is by using online Web sites. Essentially, the airlines, which are governed by the principle of putting as many rears in seats as possible on each flight, use their computer systems to constantly reduce or raise fares based on bookings.At different times of the day customers should call several airlines and check prices on the airlines' Web sites and online travel sites.Travelers should book their flights quickly before the low price vanishes.