Google is partnering with Cathay Pacific to test AI-powered contrail avoidance on ultra-long-haul flights across Asia-Pacific, the company announced on September 7, 2026, reporting that early trial flights reduced the warming impact of contrails by an estimated 40%. Cathay Pacific is Google’s first commercial airline partner in Asia to test contrail avoidance on ultra-long-haul routes, which the announcement defines as flights lasting more than 16 hours and often spanning 13,000 kilometers…