Costco's known for its bulk groceries as well as gas, prescription glasses, electronics, free samples—and your next vacation. That's right! Add flights, hotels, rental cars, and vacation packages to ...

Scoring a bargain at Costco is hardly a new development. However, the discount warehouse giant's recent move into offering luxury hotel bookings for as much as 20 to 30 percent off, is definitely a ...

One of Costco's less-known perks is their in-house travel agency Costco Travel. Members can get travel deals on rental cars, cruises, hotels, theme parks, and airfare. Here are 5 different ways you ...

Costco's highest-paying members are unhappy with the store's new policy.