Who doesn't love a discount?
Spirit Airlines (SAVE)has some of the lowest fares in the business, but it's also known for charging fees for everything from baggage to printing boarding passes. It has one of the worst records for on-time arrivals.
But travelers are willing to put up with a lot to get fares as low as $9 on domestic flights.
Related: 5 airline fees we hate the most
Spirit said earnings more than doubled in its most recent quarter, and analysts expect net income to jump 80% in the fourth quarter.
Investors are also pleased with Spirit's no frills strategy. Shares have more than doubled over the past 12 months.
