The flight distance from Idaho Falls Regional Airport (IDA) in Idaho Falls, United States to Melbourne International Airport (MEL) in Melbourne, Australia is 13,724 kilometers (8,527 miles / 7,410 nautical miles). The estimated flight time for this route is approximately 17h, flying west southwest at a heading of 247°.

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 12:42 in Idaho Falls, it's 06:42 in Melbourne. With a 18-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 4,310 feet between the two airports. Melbourne International Airport sits lower than Idaho Falls Regional Airport.

The return flight from Melbourne (MEL) to Idaho Falls (IDA) follows a heading of 58° (east 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 Idaho Falls Regional Airport (IDA) and Melbourne International Airport (MEL) detail pages, or use our flight duration calculator to compare other routes.