DALLAS, TEXASSouthwest Airlines celebrated its 50th anniversary with a special livery called "Freedom One" a stylized flag of the United States.

The American low-cost specialist unveiled the "Freedom One" livery on June 18, on one of its Boeing 737-800s at the Houston-William P. Hobby airport. The painting features 50 stars and 13 red and white stripes, a high-flying tribute to 50 years of Southwest Airlines.

Southwest Airlines made its first flight on June 18, 1971 , at a time when less than 15% of Americans had ever traveled by air.