The flight distance from Caviahue Airport (CVH) in Lafontaine, Argentina to Harry Reid International Airport (LAS) in Las Vegas, United States is 9,391 kilometers (5,835 miles / 5,071 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 326°.

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 Argentina with United States. It is an intercontinental flight between South America and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 06:35 in Lafontaine, it's 01:35 in Las Vegas. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 3,254 feet between the two airports. Harry Reid International Airport sits lower than Caviahue Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Las Vegas (LAS) to Lafontaine (CVH) follows a heading of 146° (south southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Caviahue Airport (CVH) and Harry Reid International Airport (LAS) detail pages, or use our flight duration calculator to compare other routes.