About KSUA

Martin County Airport (Witham Field) (ICAO code KSUA) is owned and managed by the Martin County Board of County Commissioners. It is a general aviation airport that serves Martin County and the Treasure Coast region. There is a voluntary noise abatement program and a voluntary night time curfew in effect to lessen the impact on the surrounding neighborhoods.


Open to the public. Voluntary nighttime curfew for all aircraft from 11 p.m. to 7 a.m. with the exception of Air Ambulance, Rescue Aircraft and Aircraft of the United States Government, for which there is no nighttime curfew.


FAA Identifier: SUA
Lat/Long: 27-10-54.1000N / 080-13-15.9000W
27-10.901667N / 080-13.265000W
27.1816944 / -80.2210833 (estimated)
Elevation: 18 ft. / 5.5 m (surveyed)
Variation: 6.2W (2010)
From city: 1 mile SE of Stuart, FL
Zip code: 34996


CTAF: 126.6
Clearance Delivery: 121.7
ATIS: 134.475
WX AWOS-3: Phone (772) 692-7399
Stuart Ground: 121.7 [0700-2200L]
Stuart Tower: 126.6 [0700-2200L]
Palm Beach Approach: 132.8 & 123.625
Palm Beach Departure: 132.8 & 123.625
Emerg: 121.5 243.0
Flight Test: 123.45

FBO, Fuel Providers

Atlantic Aviation: (772) 288-6700

App Jet Center: (772) 781-4720

Air Traffic Control Tower Hours

7 a.m. to 10 p.m.