Go! ceased its operation on April 1, 2014. Based in Honolulu, Go! was a regional brand of Mesa Airlines. Serving six destinations, the airline operated inter island services within Hawaii. The destinations included Hilo, Honolulu, Kahului, Kona, and Lihue. Go! inter-island operations started on June 9, 2006 by Regional Carrier Mesa Airlines. The airline had its main base at Honolulu International Airport, and its flights were operated by Mesa Airlines. In March 2014, Mesa announced that Go! would cease operations on April 1, 2014, as increase in fuel cost had prevented the operations from profit making.