Philadelphia is 3 hours ahead of Vancouver
Best overlap: 8:00 AM to 3:00 PM in Vancouver is 11:00 AM to 6:00 PM in Philadelphia.
The overlap falls at 8:00 AM to 3:00 PM in Vancouver, or 11:00 AM to 6:00 PM if you're in Philadelphia. Even with Philadelphia ahead by 3 hours, your workdays overlap by a comfortable 7 hours — plenty of flexibility for both sides.