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The World's Longest One-Stop Flight Is Up To 29 Hours
China Eastern Airlines launched a new twice-weekly one-stop service from Shanghai to Buenos Aires via Auckland in December, making it the world's longest one-stop flight at approximately 29 hours total travel time. The service covers approximately 10,627 nautical miles and is operated with Boeing 777-300ER aircraft, marking China Eastern's first entry into South America.
9 April 2026Source: Simple Flying
Why it matters
This route demonstrates how airlines are leveraging fifth freedom rights to establish ultra-long-haul connections and expand into new markets, while also highlighting evolving passenger expectations for endurance flights with stopover relief. It represents a significant milestone in long-haul aviation capability and opens new connectivity between Asia and South America.