Austin, New Orleans, and New York are featured in American's new deal. Travel is valid through late August.

American's Chicago offer is valid through Friday, May 16, and travel is available through early June. While American may have a competitive price for your route, it may not be listed in this deal.

Northwest's latest sale features travel through late August. This offer includes some competitive prices, so it's worth considering.

Spirit's new sale features Ft. Lauderdale, Freeport, and Santo Domingo. Book tickets by 11:59 p.m. ET on Wednesday.

AirTran's sale prices are the best available for nearly every route we checked. Book tickets by Thursday night.

Spirit has announced another $24 discount, this time for round-trip flights departing through February 2009. The offer expires at 11:59 p.m. ET on Tuesday.

Alaska's "summer preview sale" features flights to Santa Ana, Sacramento, Seattle, and Victoria. The sale prices are hit-or-miss, depending on the route.

Spirit's new Latin America deal must be booked by Saturday, May 10. Dominican Republic, Puerto Rico, and Panama are included.

Chicago, Denver, Orlando, and San Diego are featured in Southwest's sale. Overall this is a solid deal, but other airlines have competing prices.

Qantas' New Zealand offer features flights to Auckland, Wellington, and Queenstown. Book tickets by May 30.