Honolulu is 2 hours behind Portland
Best overlap: 10:00 AM to 6:00 PM in Portland is 8:00 AM to 4:00 PM in Honolulu.
Your shared working hours run 10:00 AM to 6:00 PM in Portland (8:00 AM to 4:00 PM in Honolulu). Even with Honolulu behind by 2 hours, your workdays overlap by a comfortable 8 hours — plenty of flexibility for both sides. The window above shifts seasonally: Portland keeps daylight saving while Honolulu ignores it.