The flight distance from Los Angeles International Airport (LAX) in Los Angeles, United States to The Florida Keys Marathon International Airport (MTH) in Marathon, United States is 3,741 kilometers (2,324 miles / 2,020 nautical miles). The estimated flight time for this route is approximately 5h, flying east at a heading of 96°.

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 3-hour time difference between the two cities.

Time zone information: When it's 02:38 in Los Angeles, it's 05:38 in Marathon. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Marathon (MTH) to Los Angeles (LAX) follows a heading of 295° (west 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 Los Angeles International Airport (LAX) and The Florida Keys Marathon International Airport (MTH) detail pages, or use our flight duration calculator to compare other routes.