Reportedly, free wifi is coming to HNL at some point, according to this April 2017 report. Putting in antennas that would allow HNL to provide free Wi-Fi to passengers is in process. Right now, however, "the airport’s existing infrastructure is not equipped to handle the demand for free Wi-Fi," according to an official.

https://www.bizjournals.com/pacific/...eless-for.html