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THE FLORIDA KEYS MARATHON INTL - Airport Diagram
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KMTH
ICAO KMTHIATA MTHLocal MTH
THE FLORIDA KEYS MARATHON INTL
PublicPUB

3 miles E of MARATHON, FL, US
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Status
Operational
Coordinates
24° 43' 35"N 81° 03' 05"W
Elevation
7' MSL
Pattern Alt
1007' MSL
Mag Variation
6°W
Declination
4°W
Fuel
JET A-1+, 100LL
FSS
MIAMI (MIA)
Sectional
MIAMI
ARTCC
MIAMI (ZMA)
Data Effective
2/19/26-3/19/26
KMTH VFR
8:53 PM EST  
Clear
10sm
76°F
69°F
30.13"Hg
070° 11kts
AO2 SLP203 T02440206
METAR KMTH 040153Z AUTO 07011KT 10SM CLR 24/21 A3013 RMK AO2 SLP203 T02440206
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Weather and Advisory

ASOS 135.525
(305) 743-8373

Common

CTAF 122.975
ACTVT REIL RWY 07; PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
UNICOM 122.975

Center

MIAMI CENTER 133.5
LOW, APCH/DEP SVC PRVDD BY MIAMI ARTCC ON FREQS 133.5/306.9 (KEY WEST RCAG).

Flight Service

Flight Service 122.6
(MIA)

FAA A/FD Pages

Airport Diagrams

Airport Minimums

Instrument Approach

Terminal Area Forecast

KMTH
Tue, 3/3 6:20 PM EST
Tue, 3/3 7:00 PM EST - Wed, 3/4 7:00 PM EST
VFR
7:00 PM EST - 7:00 PM EST
Scattered 3,000'
Scattered 2,000'
6sm
070° 11kts
Gusts 21kts
TAF KMTH 032320Z 0400/0424 07011G21KT P6SM SCT020 SCT030
KMTH
EffectiveExpiresCategoryNOTAM
Domestic
1/29/26
1951Z
3/15/26
1951Z
!MTH 01/005 MTH OBST TOWER LGT (ASR 1234103) 244603.00N0805641.00W (6.5NM ENE MTH) 263.8FT (259.8FT AGL) U/S 2601291951-2603151951
1/15/26
0617Z
3/1/26
2359Z
!MTH 01/003 MTH OBST TOWER LGT (ASR 1028849) 250838.68N0805506.09W (26.1NM NNE MTH) 361FT (359FT AGL) U/S 2601150617-2603012359
12/25/25
0742Z
3/25/26
2000Z
Runway!MTH 12/019 MTH RWY 07 RWY END ID LGT U/S 2512250742-2603252000
12/12/25
1345Z
9/10/26
2359Z
!MTH 12/013 MTH OBST TOWER LGT (ASR 1037656) 244131.30N0810630.40W (3.8NM WSW MTH) 353.0FT (348.1FT AGL) U/S 2512121345-2609102359
12/8/25
1500Z
4/1/26
2100Z
Runway!MTH 12/007 MTH RWY 25 PAPI U/S 2512081500-2604012100
12/8/25
1459Z
4/1/26
2100Z
Runway!MTH 12/006 MTH RWY 07 PAPI U/S 2512081459-2604012100
11/20/25
1315Z
11/2/26
2200Z
!MTH 11/026 MTH AD AP WINDCONE FOR RWY 25 LGT U/S 2511201315-2611022200
FDC
10/7/25
2100Z
!FDC 5/7219 MTH ODP THE FLORIDA KEYS MARATHON INTL, MARATHON, FL.
TAKEOFF MINIMUMS AND (OBSTACLE) DEPARTURE PROCEDURES AMDT 2...
DEPARTURE PROCEDURE NA.
2510072100-2710071158EST
10/7/25
2100Z
!FDC 5/7218 MTH IAP THE FLORIDA KEYS MARATHON INTL, MARATHON, FL.
RNAV (GPS) RWY 25, AMDT 1B...
RNAV (GPS) RWY 7, ORIG-B...
PROCEDURE NA.
2510072100-2710071158EST
No
0800-1800
MONROE COUNTY
500 WHITEHEAD ST
KEY WEST, FL 33040
Phone: 305-296-5439
MICHAEL LEGERE
9400 OVERSEAS HWY SUITE 200
MARATHON, FL 33050
Phone: 305-289-6302
MIAMI FSS (MIA)
Toll Free: 1-800-WX-BRIEF
MTH
--
ACTVT REIL RWY 07; PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
N/A
Yes - Lighted
Yes
No
Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Minor
Minor
High & Low Pressure
High & Low Pressure
Crop Dusting
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 07/25

5008 ft. x 100 ft.
ASPH  
Fair 
GRVD 
MED 
 
62,000lbs 
100,000lbs 
182,000lbs 
-- 
  Runway 07 Runway 25
True Heading 67°247°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 24° 43' 25"N 24° 43' 44"N
Longitude 81° 03' 30"W 81° 02' 40"W
Elevation 6' 7'
Threshold Crossing Height 25 ft. AGL 26 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator P4L P4L
Approach Lights
Centerline Lights
Runway End Identifier Lights Yes
A110-14FOR CD IF UNA TO CTC ON FSS FREQ, CTC MIAMI ARTCC AT 305-716-1731.
A110-15SELF SVC FUEL H24.
A110-16USCBP USER FEE FAC OPEN THUR-MON 0900-1730. CLSD TO ARRS TUE AND WED EXCEPT ON REQ AND APVL BY USCBP. CTC USCBP AT 305-289-2029. SEE SPL NOTICES - U.S. SPL CUST REQUIREMENT.
A110-1724 HR PPR FOR ACFT EQUIPPED WITH WEATHER MODIFICATION OR GEOENGINEERING EQPT 305.289.6302.
A110-2NOISE SENS AREA; USE NBAA NOISE ABATEMENT PROC; LCL ORDINANCE RQR ENG RUNUP IN DSGND AREA ON COML OR FBO RAMP FM 2300-0700 & FINES.
A110-7BIRDS ON & INVOF ARPT.
A2648 HR PPR FOR UNSKED PART 121 OPS WITH GTR THAN 30 PAX SEATS.
A39-07/25PCR VALUE: 200/F/A/X/T
A70-A1+AFT HR JET-A FUEL - 305-481-7615.
A81-APTACTVT REIL RWY 07; PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
E111EXISTED PRIOR TO 1959.
THE FLORIDA KEYS MARATHON INTL (ICAO: KMTH, IATA: MTH) is a public airport located in MARATHON, FL, US.