About Us


General Information

Marathon General Aviation
9850 Overseas Highway
Marathon, FL. 33050

Telephone: (305) 743-4222
Fax: (305) 946-5995

E-mail: [email protected]

Website: www.marathonga.com

Unicom: 122.975
Ground frequency/ARINC: 131.45


Hours of Operation: 7am-7pm 364 days a year (closed Christmas)

The General Aviation ramp does have a 24hr self-serve for 100LL fuel and an afterhours pedestrian gate to access the parking lot from the Ramp. Emergencies, or for Operational arrival and departures After Hours Call Outs only (for an additional fee): 305-481-6919

We are located on the east end of the field at approach end of 25, just off Alpha 5.


Greater Marathon Chamber of Commerce: