Cairo is 1 hour ahead of Barcelona year-round. When it's 9:00 AM in Barcelona, it's 10:00 AM in Cairo. Both cities are close in timezone, making coordination convenient.
Egypt uses EET (UTC+2) and recently resumed observing DST.
Business hours overlap almost completely! 9:00 AM - 5:00 PM Barcelona corresponds to 10:00 AM - 6:00 PM Cairo. The minimal time difference makes scheduling very easy.
EgyptAir and Vueling operate flights between Barcelona El Prat and Cairo International Airport.