Delta soothes investor fears over the effect of rising oil prices by raising revenue guidance, and the stock surges.

Delta Air Lines, Inc. DAL shares are up more than 5% early Tuesday but down 7.5% year to date, as the company raises its ...

Look closely at those terms and conditions on Delta's website, and travelers will find some big changes coming to the airline's cheapest fare class. Customers who want to earn miles for reward trips ...