Cozumel for $669
American Airlines flights from Miami, transfers, and seven nights on Cozumel's southern coast at the all-inclusive Fiesta Americana Dive Resort. The beachfront hotel has three restaurants, three bars, two pools, a tennis court, and a full-service dive facility. When Until Oct. 31 ($669), Nov. 1-30 ($739). Blackout dates may apply Nov. 18-25. Other Gateways Philadelphia ($780/$810); New York ($789/$836); Dallas ($804/$874); Atlanta ($818/$888); Chicago, D.C. ($825/$895); Seattle ($972/$1,000). Details Extra nights from $78. Single supplement from $235. Contact Caradonna Dive Adventures, 800/328-2288, caradonna.com.

Ixtapa for $509
Air from Houston and four nights on El Palmar beach at the oceanfront Hotel Dorado Pacifico Ixtapa, with a large pool, two lighted tennis courts, five restaurants, and three bars. When Sept. 7-Nov. 30. Blackout dates Nov. 22-28. Other Gateways Chicago (add $40), L.A. (add $105), New York (add $185). Details Extra nights $38. Single supplement $38. Contact Beach Destinations, 877/433-4378, beachdestinations.com.

Caribbean

Aruba for $688
American Airlines flights from Boston or Miami, transfers, and seven nights at the Mill Resort & Suites on Aruba's Palm Beach, with two pools, a lively bar, and a restaurant. When Sept. 1-Nov. 30. Blackout dates may apply Nov. 18-25. Other Gateways New York (add $174), Chicago (add $184), Philadelphia (add $194), D.C. (add $212), Atlanta (add $267), Dallas (add $346), L.A. (add $375). Details Extra nights $48. Single supplement $349. Contact Caradonna Dive Adventures, 800/328-2288, caradonna.com.

Bahamas for $666
American Airlines flights from New York and three nights in Nassau at the 700-room Radisson Cable Beach and Golf Resort, with multiple lagoon-style pools, six restaurants and bars, and an 18-hole golf course. When Until Dec. 24. Other Gateways Chicago, Dallas ($751). Details Extra nights $91. The rate for a single starts at $541 (single room). Contact AmericanAirlines Vacations, 800/321-2121, aavacations.com.

Barbados for $399
Air from Fort Lauderdale or Miami and seven nights with breakfast daily at the Allamanda Beach Hotel on the south coast of Barbados, near Bridgetown. Facilities include a pool, restaurant, and waterfront grill; the beach is a four-minute walk away. When Until Dec. 16, except Nov. 19-23 (southbound) and Nov. 26-28 (northbound). Other Gateways New York ($458), Baltimore ($468), Chicago ($551), L.A. ($654). Details Extra nights $51. Single supplement from $385. Contact Atlas Vacations, 800/634-1057, atlasvacations.net.

Dominican Republic for $595
American Airlines flights from Miami, transfers, and seven all-inclusive nights at the four-star LTI Beach Resort on Punta Cana's Bávaro Beach. The hotel has a pool, four restaurants (three are à la carte), four bars, and a disco. When Until Dec. 14. Other Gateways New York (add $200); Chicago, Dallas (add $250); L.A. (add $300). Details Extra nights $75. Single supplement $200. Contact Analie Tours, 800/811-6027, analietours.com.

Jamaica for $470
USA 3000 charter flights from St. Louis and seven nights at the Samsara Hotel on the cliffs overlooking Negril's west end. The hotel has a pool and offers free shuttles to Seven Mile Beach a few minutes away. When Sunday departures Sept. 4-Oct. 2 and Nov. 27 ($470); Oct. 9-Nov. 13 ($490); Nov. 20 ($540). Other Gateways Chicago (from $500), Detroit (from $600). Details No extra nights. Single supplement from $160. Kids 12 and under stay free. Contact Apple Vacations, applevacations.com, book only through travel agents.

Central America

Belize for $693
American Airlines flights from Miami, transfers, and seven nights on Ambergris Cay at the Mayan Princess Suites. All rooms are beachfront and have private verandas overlooking the water. When Sept. 1-Nov. 14. Other Gateways Dallas ($743); New York ($793); Chicago ($896); L.A., San Francisco ($961); Seattle ($996). Details Extra nights $50. Single supplement $265. Contact Capricorn Leisure, 800/426-6544, capricorn.net.

Costa Rica for $619
Air from Miami, an arrival transfer, a seven-day car rental, and seven nights' hotel with breakfast daily. Spend one night in the capital of San José, two nights near the volcano at Arenal, one night in the Monteverde Cloud Forest area, and three nights near the beach and Manuel Antonio National Park. When Until Oct. 24. Other Gateways Dallas, L.A. (add $117); D.C. (add $140); New York (add $161). Details Call for the extra-night price. Single supplement from $341. Contact Gate 1 Travel, 800/682-3333, gate1travel.com.

South America