Home Slickdeals Philadelphia to Barcelona Spain $221-$237 RT Airfares on Air Canada (Few Dates... Slickdeals Philadelphia to Barcelona Spain $221-$237 RT Airfares on Air Canada (Few Dates in Sept 2019) By ARCOM - 7 January 2019 128 0 SHARE Facebook Twitter Go to the deal page: Philadelphia to Barcelona Spain $221-$237 RT Airfares on Air Canada (Few Dates in Sept 2019)