North American summer (June - August) is always a busy travel time and the 14 additional flights will run from May 25 to August 10.
There'll be 12 flights on Wednesday and two Sunday services June 8 and July 31.
All the extra flights are in addition to the normal Monday and Friday services year round. Hawaiian Airlines Vice President Corporate Communications, Ann Botticelli said the summer schedule reflects an additional four flights over last years service.
(Source: The American Samoa Visitors Bureau Official Newsletter Issue 67, March 2016)