The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Chicago O'Hare International Airport (ORD) in Chicago, United States is 2,431 kilometers (1,511 miles / 1,313 nautical miles). The estimated flight time for this route is approximately 4h, flying east northeast at a heading of 66°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 2-hour time difference between the two cities.

Time zone information: When it's 20:50 in Las Vegas, it's 22:50 in Chicago.

There is a significant elevation difference of 1,501 feet between the two airports. Chicago O'Hare International Airport sits lower than Harry Reid International Airport.

The return flight from Chicago (ORD) to Las Vegas (LAS) follows a heading of 263° (west). 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 Chicago O'Hare International Airport (ORD) detail pages, or use our flight duration calculator to compare other routes.