www.skyauction.com

PROS:

The eBay of the travel world. You bid against other travelers for packages. Some top-notch deals can be had (e.g., $175 for a night at the Marriott Resort Coronado Island, while other booking sites charge at least $208). Taxes clearly stated.

CONS:

It's possible to get caught up in a bidding war and spend too much on a package. You must register with credit card info in order to bid.

NEW & NOTABLE:

Each month, new travel packages featuring different providers are added to the menu.

www.11thhour vacations.com

PROS:

Site's "Ideal Vacation Finder" IDs potential getaways based on answers to a questionnaire, where users can check such interests as shopping, water sports and relaxing.

CONS:

Not up to date. Example: You can book a room for October in a Florida resort damaged by Hurricane Charley that's closed until Christmas.

NEW & NOTABLE:

Can sign up to have weekly deal list e-mailed to you.

www.site59.com

PROS:

Simple search engine bundles flight and hotel, flight and car, or hotel and car. Can search for packages by departure city, destination or date. "Ideas" feature recommends packages based on such criteria as "sun and beach." No hidden costs.

CONS:

Sometimes packages aren't the best deals, so you need to price out the options separately to make sure you're saving money. Few deals are truly last minute.

NEW & NOTABLE:

Recently upgraded its search engine to allow more open-ended planning.