The flight distance from John F Kennedy International Airport (JFK) in New York, United States to Leinster Airport (LER) in Leinster Airport, Australia is 18,072 kilometers (11,229 miles / 9,758 nautical miles). The estimated flight time for this route is approximately 22h, flying northwest at a heading of 313°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting United States with Australia. It is an intercontinental flight between North America and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 10:16 in New York, it's 22:16 in Leinster Airport. With a 12-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,618 feet between the two airports. Leinster Airport sits higher than John F Kennedy International Airport.

The return flight from Leinster Airport (LER) to New York (JFK) follows a heading of 39° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the John F Kennedy International Airport (JFK) and Leinster Airport (LER) detail pages, or use our flight duration calculator to compare other routes.