MTH The Florida Keys Marathon Airport
- 18:347509Fort Lauderdale(FLL)On time
Frequently asked questions
The IATA airport code for The Florida Keys Marathon Airport is MTH.
The ICAO code for The Florida Keys Marathon Airport is KMTH.
The Florida Keys Marathon Airport (MTH) is located in Marathon, United States.
The local time zone at The Florida Keys Marathon Airport (MTH) is America/New_York (GMT-4).
About 2 scheduled departures were counted at The Florida Keys Marathon Airport (MTH) when flight schedules were last measured on September 4, 2026.
For international flights, arrive at least 3 hours before departure; for domestic flights, about 2 hours.
The board on this page shows arrivals and departures for The Florida Keys Marathon Airport (MTH). It re-checks for updates while the page is open, and every board states how old its data is — busy hubs are refreshed within hours, quieter airports less often.