Cut $100 from Your Monthly Budget (Plus More Expert Secrets)
Before you buy a ticket, google "coupon code" and the airline name to see what deals turn up.
Upgrades can cost less than you might think. For example, with a full-fare economy ticket from American Airlines, you can request an upgrade on aa.com before you fly for $30 per 500 miles.
—Stephanie Rosenbloom, the Getaway columist for The New York Times