Million Air Florida Keys, Marathon International Airport (KMTH)

Million Air Florida Keys is the Million Air FBO at Marathon International Airport in Marathon, Florida, United States. It serves business aviation passengers, crew and aircraft arriving at Marathon International Airport (KMTH / MTH). Million Air Florida Keys is at Marathon International Airport, between Key Largo and Key West. The page points to a 5,008 foot runway and ample ramp space, and presents the airport as a less congested option than Key West, which is less than an hour away. A new facility is described as coming soon.

Arriving aircraft are greeted by a beverage cart. Listed amenities include customs, a conference room, a covered veranda, a hospitality bar with refreshments and snacks, a pilot lounge, Mercedes crew cars, vehicle rentals and catering. Line service staff are NATA Safety 1st certified.

Million Air is a network of FBOs with locations across North America.

Source: the Million Air location page (October 2026). Is this your FBO? Claim this page to keep the details up to date.