|Owner||State of Alaska DOT&PF - Central Region|
|Elevation AMSL||14 ft / 4 m|
Tununak Airport (IATA: TNK, FAA LID: 4KA) is a state-owned, public-use airport located one nautical mile (1.85 km) southwest of the central business district of Tununak, in the Bethel Census Area of the U.S. state of Alaska.
As per Federal Aviation Administration records, this airport had 1,809 commercial passenger boardings (enplanements) in calendar year 2008, a decrease of 9.6% from the 2,001 enplanements in 2007. Tununak Airport is included in the FAA's National Plan of Integrated Airport Systems (2009–2013), which categorizes it as a general aviation facility.
- Surface has dips, soft spots, rocks 4-8 inches length of runway.
- 08/26 reflective markers on runway edge.
- Activate MIRL runway 08/26 - CTAF.
- Caution: runway condition not monitored; recommend visual inspection prior to using.
- Road 600' long used for landings and takeoff during strong crosswinds.
- Pilots are requested to self-announce on CTAF prior to taxiing on runway for departure; leaving the runway and within 10 NM of the airport when approaching to land.
- Windsock unreliable.
- FAA Airport Master Record for 4KA ( PDF). Federal Aviation Administration. Effective 27 Aug 2009.
- CY 2008 Passenger Boarding and All-Cargo Data (Preliminary). Federal Aviation Administration. Published 15 July 2009.
- FAA National Plan of Integrated Airport Systems: 2009-2013. Federal Aviation Administration. Published 1 Oct 2008.
- Great Circle Mapper: TNK - Tununak, Alaska. Retrieved 2 Sep 2009.