Airline travel deals: Book discounted flights with Southwest, JetBlue, Spirit, Frontier

Airline travel deals: Book discounted flights with Southwest, JetBlue, Spirit, Frontier

The best airline travel deals this week: Southwest Airlines One way tickets as low as $49 Get Deal JetBlue Airlines Up to 50% off flights with a vacation package Get Deal Frontier Airlines One-way fares as low as $19 with Discount Den Get Deal Spirit Airlines Up to 30% off flight and hotel bundles Get Deal You're probably already feeling the pain at the pump as nationwide gas prices jumped an average of 27 cents in a week (per data from the …