China Eastern Airlines Launches Ultra-Long-Haul Flight Connecting Shanghai and Buenos Aires

Sep 16, 2025 at 4:39 PM
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China Eastern Airlines is set to redefine long-distance air travel with the introduction of an ambitious new route. Commencing in early December, the airline will offer tickets for a journey stretching from its operational base in Shanghai to Buenos Aires, Argentina. This remarkable itinerary includes a necessary stop in Auckland, New Zealand, effectively establishing one of the globe's lengthiest 'direct' air services. The airline plans to operate this route bi-weekly in both directions, with the segment between Shanghai and Auckland being considerably shorter than the transatlantic leg.

Spanning over 12,000 miles, this flight path will claim the title of the world's longest 'direct' route. A 'direct' flight is defined by the use of a single aircraft and flight number, despite making one or more intermediate stops. In contrast, the current record for the longest non-stop flight, where no interruptions occur between departure and arrival, is held by Singapore Airlines from Singapore to New York City's JFK Airport, covering more than 9,500 miles. The eastbound flights from Buenos Aires to Shanghai are projected to take just under 26 hours, while the westbound flights, facing stronger headwinds, are scheduled for an extended 29-hour duration, departing in the early morning and arriving late the following day. These times encompass the necessary layovers in New Zealand.

While China Eastern Airlines has not yet responded to inquiries regarding whether passengers are required to remain on board for the entire Shanghai-Buenos Aires voyage, several aviation blogs suggest this will indeed be the case. For those embarking on this epic journey, tickets for the inaugural flight on December 4th were priced at over $1,700 for economy class and upwards of $6,400 for business class. Passengers will travel aboard Boeing 777-300ER aircraft, which feature 316 seats, 258 of which are in economy. Notably, economy seats offer significantly less legroom compared to their business-class counterparts, an important consideration for a flight of such extraordinary length.

This initiative by China Eastern Airlines showcases a bold step forward in connecting distant corners of the world, fostering international exchange and demonstrating human ingenuity in overcoming geographical barriers. Such a demanding route encourages us to appreciate the complexities and advancements in modern aviation, continuously pushing the boundaries of what is possible in global travel while emphasizing the importance of comfort and meticulous planning for prolonged journeys.