There is no standard 8-to-6 overlap. Someone joins early or late.
Practically speaking, Reykjavik and Honolulu never share office hours; 10 hours of separation keeps their days apart. To talk live, someone has to flex: an early start in Honolulu can catch the tail end of the day in Reykjavik, or the other way round.
What is the time difference between Honolulu and Reykjavik?
Reykjavik is 10 hours ahead of Honolulu.
What are the best overlapping working hours between Honolulu and Reykjavik?
Unfortunately, there are no standard overlapping working hours (8 AM to 6 PM) between Honolulu and Reykjavik. You will likely need to schedule meetings outside of regular office hours.
How many hours overlap between Honolulu and Reykjavik during a typical workday?
Unfortunately, there are no overlapping work hours. Someone will usually need to join earlier or later than a normal workday.
Does Daylight Saving Time affect the time difference between Honolulu and Reykjavik?
Neither Honolulu nor Reykjavik observes Daylight Saving Time, so the time difference remains consistent year-round.