Southwest Airlines Begins Interisland Service to Hilo
4:08 AM · Jan 20, 2020Southwest Airlines started interisland service to Hilo today. The airline will have four daily interisland flights between Hilo and Honolulu. Southwest today also started nonstop flights between the neighbor islands and the mainland. The daily flight will go between Oakland and Kona on Mondays, Wednesdays, Fridays and Sundays. Southwest will then fly between San Jose and Kona on Tuesdays, Thursdays and Saturdays.