The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Francisco de Sa Carneiro Airport (OPO) in Porto, Portugal is 8,620 kilometers (5,356 miles / 4,655 nautical miles). The estimated flight time for this route is approximately 11h, flying northeast at a heading of 48°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

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

Time zone information: When it's 01:23 in Las Vegas, it's 09:23 in Porto. With a 8-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 1,953 feet between the two airports. Francisco de Sa Carneiro Airport sits lower than Harry Reid International Airport.

The return flight from Porto (OPO) to Las Vegas (LAS) follows a heading of 307° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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