SEATTLE—Boeing Co. said on Tuesday that airplane deliveries rose to 35 in September as it benefited from an uptick in domestic travel, but its 787 program remains hobbled by structural defects. That was 13 more planes than in August and 24 more than in September last year. Of the 35 jetliners delivered last month, 26 were 737 MAX passenger jets and one was a P-8 maritime patrol aircraft to the UK Royal Air Force. The closely watched monthly snapshot comes as Boeing tries to recoup billions of dollars in lost sales from the coronavirus pandemic, and move beyond a safety scandal caused by two fatal 737 MAX crashes. Boeing also said it delivered 8 widebodies including one 747-8 freighter to United Parcel Service, two 767 freighters to FedEx Corp. and one 767 tanker for the U.S. Air Force. For the year so far, Boeing has delivered 241 aircraft, up from …