U.S. stocks closed down today as the Middle East conflict entered its sixth day, pushing oil prices higher and spurring worries about inflation and whether the Federal Reserve will cut interest rates.

Southwest Airlines is officially taking off from McGhee Tyson Airport. Leaders say the new flights could mean big opportunities for economic growth and more travel options ...

When flights are considered, Southwest is the fourth-largest operator in the US and the world. Its strength is obviously its considerable domestic operation, which Cirium Diio shows accounts for 97% ...

Southwest Airlines begins service at McGhee Tyson Airport on March 5, ending a years-long wait for Knoxville travelers.