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Aeromexico has announced discounted September flights to visit our southern neighbors. Flights are available to Guadalajara, Hermosillo, Mexico City, and Monterrey. Find competition from American, Continental, Delta, and US Airways.

Fall Europe flights are available with Icelandair's newly announced sale. Fly to London, Paris, and Stockholm, among other cities. These are the absolute lowest fares—by as much as $144 off the second lowest competitor.

Fly to the other side of the world with American's latest sale. The airline is offering discounted fares to Japan's capital city, Tokyo, this fall and winter. These are the lowest prices, though Continental, Delta, and United match prices.

AirTran and Delta have announced massive sales with over 3,800 discounted routes. American, Continental, Spirit, and others have lowered their unadvertised fares to compete with these sale prices.

Qantas' Australia and New Zealand sales feature flights to Brisbane, Melbourne, Sydney, and Auckland from both coasts and cities in between. Also look to United and V Australia for competing fares.

Traveling with friends or family? Consider Aeromexico's latest offer—buy four tickets and receive the fifth fare free. Destinations include Mexico City, Los Cabos, Merida, Monterrey, and others. Travel is available into December.

Alitalia's new autumn Europe sale features round-trip fares with taxes included. Travel to cities in Greece, Italy, Spain, and others starting at $661. Brussels Airlines, Continental, Iberia, and Swiss offer stiff competition.

Today is the last day to take advantage of JetBlue's latest promotion. American, Delta, US Airways, and other competitors are bringing their A-game, too, with similar unannounced low fares.

With 31 destinations to choose from, Alaska's discounted fares to Austin, Los Angeles, Portland, and Seattle, among other cities, are worth a look. Find competition from Continental, Delta, US Airways, and others.

The Cruise: Cruise.com is offering a weeklong Eastern Caribbean cruise aboard Holland America's Eurodam, sailing roundtrip from Fort Lauderdale on October 23, 2010, from $399 per person.

The Cruise: Cruise.com is offering a seven-night Eastern Mediterranean cruise aboard Norwegian Gem, sailing roundtrip from Venice on October 16, 2010, from $549 per person.

The Cruise: Cruise.com is offering a 10-night Panama Canal cruise aboard Coral Princess, sailing roundtrip from Fort Lauderdale on November 15, 2010, from $854 per person.

The Cruise: Cruise.com is offering a weeklong Mexican Riviera cruise aboard Holland America's Oosterdam, sailing roundtrip from San Diego on select sail dates this fall, from just $499 per person.

The Cruise: Cruise.com is offering a five-night Western Caribbean cruise aboard Celebrity Century, sailing roundtrip from Miami on November 13, 2010, from just $269 per person.

Lufthansa's latest sale includes popular and off-the-beaten-path destinations in Europe such as Belgrade, Budapest, Casablanca, Johannesburg, Prague, and others. Competition comes from

Spirit has reposted its Colombia and Dominican Republic sales. Member of the low-cost carrier's fare club? Well then, you can save up to 41 percent on access to these international fares.

Ever the trendsetter, Southwest has spurred rival carrier American into a head-to-head competition against its newest sale. Now you have two airlines to choose from for fall travel deals!

Virgin America is growing up. Though Virgin America's sister airlines have much experience traversing oceans, U.S.-based Virgin America will have its first international ventures come December to our neighbors down south.

Wait for the weather to cool down in Europe and the prices cool off, too. Air France's latest sale features late summer and fall flights to Paris, Bordeaux, Rome, Munich, and others.

Plan a last-hurrah summer vacation with Southwest's latest sale featuring flights for Labor Day Weekend. More than 2,400 routes are included, with destinations such as Los Angeles, New York City, and Washington, D.C. American, Frontier, and others compete.