HONOLULU (KHON2) — The main post office near the Daniel K. Inouye International Airport is open Saturday, December 21 from 9 a.m. – 6 p.m.
If you’re sending your packages first class on Dec. 21, there’s no guarantee they’ll make it before Christmas.
You have until Dec. 21 to send holiday cheer to the mainland through the expedited Priority Express shipping service.