The flight distance from Dallas-Fort Worth International Airport (DFW) in Dallas-Fort Worth, United States to The Florida Keys Marathon International Airport (MTH) in Marathon, United States is 1,800 kilometers (1,119 miles / 972 nautical miles). The estimated flight time for this route is approximately 3h, flying east southeast at a heading of 116°.

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 04:39 in Dallas-Fort Worth, it's 05:39 in Marathon.

The return flight from Marathon (MTH) to Dallas-Fort Worth (DFW) follows a heading of 304° (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 Dallas-Fort Worth International Airport (DFW) and The Florida Keys Marathon International Airport (MTH) detail pages, or use our flight duration calculator to compare other routes.