Four major sales end today! Look to expiring offers from American, Delta, AirTran, and Southwest for your last chance this week to snag an airfare bargain.

There are new last-minute weekend sales from American, Continental, Delta, US Airways, and United. Because these promotions aren’t restricted by advanced-booking requirements, there’s still time to salvage your weekend.

Junior suite, in-room Jacuzzi — just perfect. Just north of Cancun in Playa Mujeres, The Beloved Hotel has all-inclusive stays starting at $223 per person, per night, including tax. Travel February 3-April 7.

Newly remodeled, near SeaWorld, and now up to 50% off. The Wyndham Garden San Diego has rates from $62, now-April 30, and suites starting at $30 more. Hurry, this offer expires at midnight on January 22.

Big Island, small price — 4 stars and 55% off. Bask in the sun at the Royal Kona Resort, located on the Kona Coast, for as little as $106. That’s

Big Apple, bigger savings — 25% off. Located near Central Park in NYC, the 4-star On the Ave Hotel starts at $119, now-March 31. That’s 25% off and an extra 10% off prices you’ll find on

2011 Condé Nast Readers’ Choice winner — yours for 40% off. The very hip and artsy 3.5-star Hotel Max in downtown Seattle is now $109. This low rate…

If you fell short of earning elite status during 2011, American is offering you a chance to close the gap after the fact. It doesn’t come cheap, though.

Save up to 40 percent on this romantic package in Puerto Rico.

Rates start at $208 per night.

Considering a Valentine’s trip? Why not Istanbul? This offer ranges from very good to spectacular, depending on your departure city.

Save more than $120 off regular rates on these brand-new suites at the Affinia Dumont.