Maybe Delta’s best fare guarantee just got a little better

The roundrip airfare between Minneapolis and Washington that Kevin McDonald found on Delta Air Lines' website came to $386 -- not bad. But when he checked Expedia.com, he found the same tickets for $62 less.

Travelocity offers an “unprecedented” new price guarantee — should I switch online agencies?

If you're confused about the online travel agencies' service and price guarantees, take a number. So am I.