The 777-300 was launched at the Paris Air Show on June 26, 1995, its major assembly started in March 1997 and its body was joined on July 21, it was rolled-out on September 8 and made its first flight on October 16 and it entered service with Cathay Pacific on June 27, 1998. The 777-300 was designed as a stretch of its fuselage by 20% from the 200's version and have extra seats.