The flight distance from Austin-Bergstrom International Airport (AUS) in Austin, United States to The Florida Keys Marathon International Airport (MTH) in Marathon, United States is 1,746 kilometers (1,085 miles / 943 nautical miles). The estimated flight time for this route is approximately 3h, flying east southeast at a heading of 106°.

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 1-hour time difference between the two cities.

Time zone information: When it's 08:25 in Austin, it's 09:25 in Marathon.

The return flight from Marathon (MTH) to Austin (AUS) follows a heading of 294° (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 Austin-Bergstrom International Airport (AUS) and The Florida Keys Marathon International Airport (MTH) detail pages, or use our flight duration calculator to compare other routes.