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*Save 20 percent on the Feb. 6 departure of Intrepid Travel's East Coast Explorer trip, which travels the Australian coast from Sydney to Cairns. The 14-night trip starts at $2,008 per person single occupancy after discount, a savings of $502. Tour includes hostel-style accommodations, with four to six same-sex individuals sharing a room; 15 meals; land transport; tour guide, and taxes. Airfare to Australia is extra. Booking deadline is based on availability. Info: (800) 970-7299, www.intrepidtravel.com.

*Radisson Aruba Resort, Casino and Spa is offering savings of 50 percent for stays Jan. 2-April 24, except blackout dates of Feb. 6-11 and Feb. 26-March 3. Deadline to book is Jan. 31. Rates vary by room type and date. For example, lodging in a garden-view room in mid-March, after discount, is $291 (plus $68 taxes) per night; usual rate is $582. The deal also includes a $25-per-person credit (maximum two people) to the resort's Larimar Spa; a $150-per-room beverage credit on stays of at least five nights and $200 on stays of at least seven nights; and free breakfasts and dinners for children 5 and younger eating with parents at the Laguna buffet. Info: (800) 967-9033, www.radisson.com/arubawinter2011.

*MSC Cruises is offering reduced single supplements of at least 30 percent on select weeklong Caribbean itineraries aboard the 2,550-passenger MSC Poesia departing from Port Everglades, Fla. Savings on all cabin categories, except suites, are available on six departures in January and February of the Western Caribbean Wonders and the Eastern Caribbean Enchantment cruises. Rate for either itinerary starts at $659 per person single, plus taxes of $69 (Eastern Caribbean) or $81 (Western Caribbean); usual rate starts at $1,058 including taxes. Book by calling a travel agent or the cruise line at (877) 287-3313. Cruise info: www.msccruisesusa.com.

*Silversea is offering $1,000-per-cabin ($500 per person) credits that can be applied to shore excursions on seven Caribbean cruises and six Far East cruises in 2011. Deadline to book is Dec. 31. The credit can be used on any shore excursion, from zip-lining in St. Kitts ($89) to a dragon boat cruise on Vietnam's Perfume River ($159). Cruise prices vary by itinerary. For example, a nine-day Caribbean cruise aboard the Silver Cloud departing Feb. 17 from Fort Lauderdale, Fla., to Barbados starts at $3,638 per person double. Info: (877) 215-9986, www.silversea.com/specialoffers.

*Spend four nights in Dublin for $525 per person double with a deal from Aer Lingus Vacation Store. The package includes round-trip airfare on Aer Lingus from New York to Dublin and four nights at the three-star Regency Hotel. Lowest prices apply to Wednesday or Thursday departures Jan. 5-Feb. 17. Priced separately, deal would cost about $226 more per couple. Book by Dec. 31. Info: (800) 495-5192, www.aerlingusvacationstore.com.

*Seneca Allegany Casino & Hotel is offering a "Ski & Play" package through March 31 that includes one lift ticket at Holiday Valley in Ellicottville, ski equipment rental, one deluxe king or deluxe queen room for double occupancy, a $50 food credit and round-trip transportation from the casino and hotel in nearby Salamanca. The package is available Monday through Thursday; to book the $145 package, call (888) 905-4477 to book using the promo code "Slopes." Add a ski lesson with the promo code "Ski Lift," for a $180 package.

For more information, go to www.senecaalleganycasino.com/holiday.

Deals sell out and restrictions such as blackout dates and advance purchase may apply.