Regional Aviation Hub

The Florida Keys Marathon Airport (KMTH)

9400 Overseas Hwy, Marathon, FL 33050


1
Runway
5 ft
Elevation
1
FBO
20K+
Annual Ops

Current Conditions at KMTH

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The Florida Keys Marathon Airport, 9400 Overseas Hwy, Marathon, FL 33050

Airport Specifications

Airport Identity
Airport NameThe Florida Keys Marathon Airport
ICAO CodeKMTH
IATA CodeMTH
FAA IdentifierMTH
Address9400 Overseas Hwy, Marathon, FL 33050
Elevation5 ft MSL
Coordinates24.7262° N, 81.0514° W
Owner / OperatorMonroe County
Phone+1-305-289-6060
FAA DataAirNav MTH
Operations & Facilities
Runways07/25: 5,008 ft (Asphalt)
FBOsMarathon Jet Center
CustomsNo
FuelJet-A, 100LL
Hours24/7
ApproachesRNAV, VOR, Visual
Tower / FreqUncontrolled — CTAF 122.7
Annual Operations20,000+

Airport Overview

The Marathon, FL region is served by The Florida Keys Marathon Airport (KMTH), a public-use airport at 5 feet elevation. The field maintains 1 runway(s), with the longest measuring 0 feet on Asphalt surface. Operators and private travelers use The Florida Keys Marathon Airport for its direct ramp access and minimal ground delays. For official FAA airport data, visit the FAA Airport Data portal or AirNav KMTH.

Location & Address

Geographically, The Florida Keys Marathon Airport (KMTH) is located at 24.7262° N, -81.0514° W near Marathon, FL. FBO-arranged car service or rideshare connects passengers from The Florida Keys Marathon Airport to Marathon and surrounding areas efficiently.

Runways & Facilities

At 0 feet, The Florida Keys Marathon Airport's runway accommodates piston singles and light turboprops. Jet operations are not practical at this field length. Pilots flying larger aircraft should plan for a nearby airport with more runway.

FBOs & Ground Services

FBO services at KMTH cover the standard general aviation needs: fuel, parking, and ground handling. Service levels vary by facility size and staffing. Pilots and passengers should coordinate arrival requirements in advance, particularly for after-hours operations at The Florida Keys Marathon Airport.

Charter a Jet from The Florida Keys Marathon Airport

Private charter from KMTH starts with a single call. The Jet Finder sources aircraft from a nationwide network of FAA Part 135 operators, matching runway capabilities at KMTH with the right aircraft for your route.

Charter a private jet from KMTH

Fly Private from KMTH

The Jet Finder coordinates charter flights from The Florida Keys Marathon Airport. Tell us your destination, dates, and passenger count. We source aircraft from FAA Part 135 operators matched to KMTH's runway and facilities.

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Charter a Jet from The Florida Keys Marathon Airport

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Charter a private jet from MTH

Charter a Jet from MTH

Ready to fly from The Florida Keys Marathon Airport? The Jet Finder has access to over 15,000 aircraft worldwide. Whether you need a light jet for a quick regional trip or an ultra-long-range aircraft for international travel, we'll find the right aircraft for your mission.

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Weather & Operations

Regional climate patterns apply.

Landing Fee Estimates

Approximate landing fees at The Florida Keys Marathon Airport by aircraft category. Fees vary by FBO and may change. Contact the FBO directly for current rates.

Aircraft Category Estimated Fee
Light Jet$25–$75
Midsize Jet$50–$150
Super-Mid JetN/A
Heavy JetN/A

Fuel Availability at MTH

Approximate Jet-A fuel pricing at The Florida Keys Marathon Airport. Prices fluctuate with market conditions. Contact each FBO for current rates. View national fuel price trends \u2192

FBO Jet-A Price Notes
Marathon Jet Center$6.50–$9.00/galFlorida Keys

Aircraft Registered in MARATHON (44)

44 aircraft are registered to owners in MARATHON, FL according to the FAA Aircraft Registry. Showing 20 of 44. Track live flights from MTH →

N132RT
POLARIS MOTORS FIB-582 · 2006
N160LC
AMERICAN LEGEND AIRCRAFT CO AL3 · 2011
N173MS
BELL 206-L4 · 2000
N175MS
BELL 206-L4 · 2006
N20050
CESSNA 172M · 1972
N2439C
CESSNA 206H · 2000
N2444N
PIPER AIRCRAFT INC PA46R-350T · 2011
N255MB
CESSNA 310N · 1968
N257FK
CESSNA 172N · 1977
N2999P
POLARIS MOTORS FIB-582 · 1999
N323ST
NEW PIPER AIRCRAFT INC PA32-301FT · 2006
N335
NORTH AMERICAN/AERO CLASSICS P-51D · 1944
N439HP
ROBINSON HELICOPTER COMPANY R44 II · 2024
N4471E
RAYTHEON AIRCRAFT COMPANY A36 · 2001
N4536V
GRUMMAN AMERICAN AVN. CORP. AA-5B · 1979
N4939V
CESSNA 172RG · 1980
N495WF
PIPER PA-32R-301 · 1995
N5081Y
PIPER PA-23-250 · 1962
N511JP
DOVA AS SKYLARK · 2005
N5234Z
CESSNA 172I · 1968

Regional Aviation Context

Florida leads the nation in flight training activity and ranks second in total GA airports. Year-round flying weather and a dense FBO network make the state one of the most active private aviation markets globally.

Operational Considerations

The Florida Keys Marathon Airport's 5-foot field elevation keeps density altitude effects manageable. Even on warm days, density altitude here tops out around 1,805 feet — within normal performance parameters for most aircraft. The 0-foot runway provides approximately 0 feet of effective sea-level performance.

Subtropical conditions at The Florida Keys Marathon Airport mean warm temperatures dominate year-round. The primary weather challenge is convective: afternoon thunderstorms build rapidly during the warm season, often reaching maturity between 14:00 and 18:00 local time. Morning departures (before 10:00 local) consistently provide the smoothest, clearest conditions. Haze and humidity can reduce visibility below VFR minimums without obvious cloud formation. The cooler months offer the most reliable flying weather.

Nearby Airports

Airports within 150 nautical miles of The Florida Keys Marathon Airport. Useful for alternate planning, repositioning, or comparing FBO options.

Big Pine Sands STOLGround
KBPD · 18 NM from KMTH
Summerland Key Cove Airport
FD51 · 22 NM from KMTH
Sugar Loaf Shores Airport
7FA1 · 29 NM from KMTH
Naval Air Station Key West/Boca Chica Field
KNQX · 36 NM from KMTH

Frequently Asked Questions

The Florida Keys Marathon Airport carries the identifier KMTH. This code is used in FAA databases, flight planning systems, and air traffic control communications for operations at this airport.

You will find The Florida Keys Marathon Airport near Marathon, FL. The geographic position is 24.7262° N, 81.0514° W, at an elevation of 5 feet MSL.

1 runway(s) at The Florida Keys Marathon Airport. The longest, 07/25, measures 0 feet with a Asphalt surface, supporting most general aviation and light jet traffic.

Yes, The Florida Keys Marathon Airport accepts private aviation traffic. With 0 feet of available runway, light jets and many midsize jets can operate here under standard conditions. Consult aircraft performance charts for heavier categories.

Ground services at KMTH are provided by the on-field operator. Available services may include aircraft parking, tiedowns, fuel, and basic passenger amenities. Confirm availability before arrival.

The Florida Keys Marathon Airport sits at 5 feet MSL. Performance-conscious pilots should compute density altitude before each operation, particularly when temperatures exceed standard.

For current instrument approach procedure information at The Florida Keys Marathon Airport (KMTH), consult the FAA's Terminal Procedures Publication or check electronic charts in your EFB.

Private charter from KMTH is available through The Jet Finder. We connect clients with FAA-certificated Part 135 operators. Pricing depends on aircraft type, destination, and scheduling.

Aircraft types at The Florida Keys Marathon Airport are limited by the 0-foot runway. Light jets (Citation CJ series, Phenom 100/300), turboprops (King Air, PC-12), and piston singles operate without issues. Larger jets require performance verification.

Tower status at KMTH: check the current A/FD entry. If non-towered, The Florida Keys Marathon Airport uses CTAF for traffic coordination. Pilots should announce intentions on the appropriate frequency.

The Florida Keys Marathon Airport (KMTH) fuel information is available through AirNav. Common fuel types at general aviation airports include 100LL and Jet-A. Availability and pricing should be verified before planning a fuel stop.

For international departures or arrivals at KMTH, CBP services are required. Availability depends on the facility. Some airports in the region may offer more convenient customs access. The Jet Finder can advise on the best routing.

Weather at The Florida Keys Marathon Airport varies seasonally. For current METAR and TAF reports, check aviationweather.gov using identifier KMTH. FL weather patterns can include seasonal precipitation, fog, and convective activity.

The distance from The Florida Keys Marathon Airport (KMTH) to downtown Marathon varies by route. Most general aviation airports are located within a short drive of their associated city. Contact The Jet Finder for ground transportation coordination.

Aircraft parking at The Florida Keys Marathon Airport (KMTH) typically includes tiedown space and may include hangar availability. Rates vary by facility. Contact the FBO or airport manager for current parking options.

To price a charter flight from The Florida Keys Marathon Airport (KMTH), contact The Jet Finder with your route, dates, and number of passengers. We provide all-inclusive quotes with no hidden fees. Direct operator access.


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