Peru Tour for $1,910
American or Continental Airlines flights from Miami to Lima, domestic flights from Lima to Cuzco and Puno to Lima, all transfers, nine nights' hotel, and English-speaking guides throughout. Spend two nights in Lima at the Hotel San Agustín, four in Cuzco at the Hotel San Agustín Plaza, one in Aguas Calientes at the base of Machu Picchu at the Hostel Presidente, and two in Puno at the Hotel El Buho. The itinerary includes round-trip transportation from Cuzco to Machu Picchu aboard the Backpacker train, visits to Urubamba and Ollantaytambo in the Sacred Valley, a tour of Taquile Island on Lake Titicaca, and a city tour of Lima. Add about $350 for meals, entrance fees, and other trip expenses. When: May 14, Sept. 17 ($1,910); June 4 and 25, July 16, Aug. 6 and 27 ($2,060). Other Gateways: New York (from $2,100), D.C. (from $2,135), Chicago (from $2,245). Contact: Djoser, 877/356-7376, djoserusa.com.

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If you like the looks of a company's trips, check out its website to see if it puts out an e-mail newsletter. Tour operators such as 2Afrika, G.A.P Adventures, and Djoser publish updates that can be a great source of information on new destinations, special promotional codes, and deals (especially last-minute ones). We regularly come across savings of up to 20 percent. The companies also run newsletter-only contests, with prizes like vouchers and trips. G.A.P Adventures, for example, recently gave one lucky subscriber a tour for two to Botswana.

EUROPE
England for $849
Air from New York to London, a seven-day car rental, six nights of vouchers valid at 1,200 B&Bs across the country, and breakfast daily. When: May 1-17 ($849); May 18-June 25 ($1,189); June 26-Sept. 3 ($1,139). Other Gateways: Boston, Philadelphia (from $869); D.C. (from $919); Atlanta (from $959); Dallas (from $979); Chicago, Miami (from $989); L.A., San Francisco (from $1,009). Contact: EuropeASAP, 415/750-5449, europeasap.com.

Istanbul & Western Turkey Cruise for $659
Two nights in Istanbul with a half-day city tour; all transfers; an onward flight to Marmaris; and a seven-night sailing along the southwestern coast of Turkey in the Mediterranean Sea aboard a gulet, a 60-to-80-foot-long traditional wooden sailing vessel with up to 12 double-berth cabins and private facilities. The sailing itinerary includes stops at Ekincik, Fethiye, the Gocek Islands, Oludeniz, Agalimani, Kumblubuk, Kadirga, and Turunc. The trip price covers breakfast daily in Istanbul and all meals while aboard the gulet, but not international airfare. When: Saturday departures May 1-31, Oct. 1-31 ($659); June 1-30, Sept. 1-30 ($725); July 1-Aug. 31 ($779). Contact: Picasso Tours, 800/995-7997, picassotours.com.

Northern Portugal Tour for $1,786
TAP Portugal flights from New York to Lisbon, all transfers and local transportation (private, air-conditioned bus), and a 10-day escorted tour around northern Portugal. The price covers 15 meals, entrance fees, English-speaking guides throughout, and nine nights' hotel accommodations: three each in Lisbon and Porto; and one each in Coimbra, Évora, and Urgeiriça. Highlights include visits to Fátima, the Monastery of Batalha, and the Roman ruins at Conímbriga; and a port-wine tasting in the Douro region. When: May 12, June 9, Sept. 15, Oct. 13 ($1,893); June 23, July 7, Aug. 4 ($2,348); Nov. 10 ($1,786). Other Gateways: None. Contact: Abreu Tours, 800/223-1580, abreu-tours.com.

Paris for $739
Air from New York, six nights at the Hotel du Roi René in the 17th arrondissement, and breakfast daily. When: May 1-17 ($739); May 18-June 25 ($1,049); June 26-Sept. 3 (from $989). Other Gateways: Boston (from $749); Philadelphia (from $759); Chicago (from $799); D.C. (from $809); Atlanta (from $819); Dallas (from $829); Miami (from $839); L.A., San Francisco (from $849). Contact: EuropeASAP, 415/750-5449, europeasap.com.

Prague, Vienna & Budapest for $1,499
Austrian Airlines flights from D.C. or New York to Prague (via Vienna); a return flight from Budapest (via Vienna); three nights each in Prague at the Hotel Victoria, in Vienna at the Hotel Atlantis, and in Budapest at the Grand Hotel Hungaria; second-class intercity train transportation; and breakfast daily. When: Until May 17, Sept. 10-Oct. 31 ($1,499); May 18-Sept. 9 ($1,699). Other Gateways: Chicago, starting May 29 (from $1,499). Contact: Austrian Airlines Vacation Center, 800/790-4682, austrianair-vacations.com.

Sicily Road Trip for $1,699
Eurofly flights from New York to Palermo, a seven-day car rental, seven nights' hotel accommodations, and breakfast daily. Spend one night in Palermo at the Vecchio Borgo and three nights each in Agrigento at the Dioscuri Bay Palace and in Marsala at the Resort Baglio Oneto. When: May 6-13 ($1,699); May 14-24 ($1,899); May 25-June 14 ($1,999); June 15-30 ($2,199); July 1-31 ($2,499). Other Gateways: None. Contact: Foreign Independent Tours, 800/248-3487, fittours.com.

AFRICA & MIDDLE EAST
Namibia Road Trip for $2,995
South African Airways flights from D.C. or New York to Johannesburg, all transfers, one night in Jo'burg, an onward flight to Windhoek, a nine-day car rental, and eight nights' accommodations at lodges and hotels. The self-drive itinerary travels through the Kalahari Desert, Fish River Canyon Park, the historic city of Lüderitz, Sossusvlei in the Namib Desert, and Swakopmund on the Atlantic Coast. When: May 1-31 ($2,995); June 1-July 31 ($3,395). Other Gateways: Miami (add $225); Denver, L.A., San Francisco (add $325). Contact: 2Afrika, 866/462-2374, 2afrika.com.

Tunisia Tour for $784
A 10-day escorted tour round trip from Tunis with transfers, all local transportation (including Sahara excursions in a four-wheel-drive vehicle), nine nights' hotel accommodations, most meals and entrance fees, and English-speaking guides throughout. Itinerary highlights include visits to Mediterranean beaches, the oasis at Tozeur, Kairouan souks, Roman ruins in Carthage, and the underground dwellings in Matmata where the first Star Wars movie was filmed. The price doesn't cover international airfare. When: May 1-June 30 ($784); July 1-30 ($871). Contact: AfricaExperts, 800/245-0920, africaexperts.com.

ASIA
Beijing & Hong Kong for $949
Cathay Pacific Airlines flights from L.A. or San Francisco, all transfers, three nights in Beijing at the Jingduyuan Hotel with breakfast daily, and three nights in Hong Kong at the BP International Hotel in Kowloon. When: Until May 31 ($949); June 1-Aug. 16 ($1,299). Other Gateways: Boise, Portland, Seattle (add $50); New York (add $150); Billings, Denver (add $220); Chicago, Cleveland, Detroit, Minneapolis (add $335). Contact: Escapes Unlimited, 800/243-7227, escapesltd.com.

China Tour for $1,299
Air China flights from San Francisco to Beijing; all transfers and local transportation (train, bus); 10 nights in four-star hotels divided between Beijing, Jinan, Tai'an, Qufu, Suzhou, and Shanghai; one overnight train; most meals; and an English-speaking guide throughout. Itinerary highlights include visits to Tiananmen Square and the Great Wall, an acrobatic show in Shanghai, and a cable-car ride up Mount Tai. When: Thursday departures May 3-31, July 23 ($1,299); June 7-July 19 ($1,399). Other Gateways: New York (add $200). Contact: China Focus Travel, 800/868-7244, chinafocustravel.com.