JetBlue's new sale is available for booking through November 30. Destinations include New York, Las Vegas, and San Francisco.
Northwest is offering a holiday sale on select routes for travel through January 7. You may be able to get a better deal elsewhere, however.
AirTran is offering a winter sale with one-way rates starting at $44. Destinations include Atlanta, Baltimore, and New York, among many others.
Southwest's new nationwide sale offers rates starting at $49 each way or $98 round-trip. Travel is valid on Tuesdays and Wednesdays through early March.
