Portland is 1 hour behind Vancouver
Best overlap: 9:00 AM to 6:00 PM in Vancouver is 8:00 AM to 5:00 PM in Portland.
Keep meetings inside 9:00 AM to 6:00 PM in Vancouver — that maps to 8:00 AM to 5:00 PM in Portland. Portland is 1 hour behind Vancouver, but the generous 9-hour window means both teams can meet well within their normal day.