Retreat to a beachfront St. Martin resort --  tucked in a "secluded cove" that gives it "a real getaway feel," according to Frommer's -- for $100 less than similar hotels on the Caribbean island.

With this special at the chic Radisson Blu Resort, Marina & Spa St. Martin, score daily breakfast for two adults and free children's meals for ages 4 and younger. Meals for ages 5-12 also are discounted.

Book four nights or longer to score the following nightly prices:

• $186 (€137.40) ... April 7 - May 31

Peak winter and spring break dates are also on sale and include a $271 (€200) resort credit:

• $342 (€251.30) ... now through Feb. 12 & Feb. 21 - April 6
• $488 (€359) ... Feb. 13-20

The credit can used for spa treatments, meals, or kids club access -- when staying four nights or longer through April 6.

Part of the upscale Radisson Blu brand, this resort has received the AAA 4-Diamond status for the past five consecutive years. Highlights include two restaurants and bars, a spa, a calendar of activities such as French classes, and an infinity pool -- the largest freshwater pool on the island -- which Frommer's describes as "spectacular."

Note: There is a $20 (€15) resort fee per day that includes Wi-Fi and access to chairs and cabanas by the pool and beach.

Not available on: Feb. 6-12; March 24-27; April 6-10 (Superior room not available on these dates; higher room types still will be available)