Twelve couples-only all-inclusive Sandals Resorts in Jamaica, Antigua, St. Lucia and The Bahamas will begin offering the "Fly Free Promotion" July 18, 2008, which offers an air credit of up to $550 per person for those who book a minimum three-night stay by Aug. 31, 2008.

The minimum three-night stays must take place between July 18 and Dec. 20, 2009. Guests who book three to five nights may receive up to 25% off rates, too.

The promotion also features 30% off regular rates for guests who book a six-night stay or longer, with rates starting at $198 per person, per night. For seven-night stays in certain suites at the Sandals Negril Beach Resort & Spa, guests can receive up to two nights free, in addition to 30 percent off rates and the air credit.

Air credits vary per resort. Blackout dates apply, as well as cancellation penalties, deposits, and other fees for airfare.

For additional information, call 1-800-SANDALS or click here.