The journey from Buenos Aires to Newark connects two of the Americas' most dynamic cities, linking the tango-filled streets of Argentina's capital with the gateway to New York. It's a long-haul flight that crosses the equator and covers more than 5,300 miles, typically taking around 10 to 11 hours northbound and slightly longer on the return due to headwinds. Most travelers depart in the evening from Ezeiza International Airport, arriving in the New York metro area early the following morning, which makes it convenient for connecting onward across the United States or beginning a stay in the city.
United Airlines operates the only nonstop service on this corridor, flying it daily with Boeing 767 or 777 aircraft configured with business class, premium economy, and economy cabins. For travelers preferring alternatives, one-stop itineraries via São Paulo, Panama City, Miami, or Houston are widely available through American, Copa, LATAM, and Delta, often at competitive fares. The nonstop option remains the favorite for business travelers and those who want to avoid the fatigue of layovers.
When to fly often depends on what kind of trip you're planning. The Southern Hemisphere summer, from December to February, sees a surge of demand as North Americans escape winter for Argentine beaches and Patagonia. Conversely, the shoulder seasons of March to May and September to November tend to offer milder weather on both ends and lighter cabins. July and August can be surprisingly busy thanks to Argentine winter holidays and Northern Hemisphere summer vacationers heading south for skiing or wine country visits in Mendoza.
The EZE to EWR experience starts at Ezeiza, a sprawling airport about 35 kilometers from central Buenos Aires. Allow extra time, as immigration and security lines can be slow during peak evening departure waves. On arrival at Newark Liberty, U.S. citizens and Global Entry members usually clear customs quickly, while others should budget time for processing. AirTrain connections to NJ Transit make reaching Manhattan straightforward in under an hour.
A few practical tips: bring layers, since cabin temperatures vary significantly on the overnight crossing, and consider an aisle seat if you plan to sleep through the long stretch over the Amazon and Caribbean. Stay hydrated, as the dry cabin air over such a duration takes a toll. Frequent flyers should note that this route earns substantial mileage and qualifying credit with United MileagePlus and Star Alliance partners, making it a useful flight for status seekers as well as vacationers.