Elfin Cove Seaplane Base (IATA: ELV, ICAO: PAEL, FAA LID: ELV) is a state-owned public-use seaplane base located in Elfin Cove, on Chichagof Island in the Hoonah-Angoon Census Area of the U.S. state of Alaska. Scheduled airline service is subsidized by the Essential Air Service program.

The National Plan of Integrated Airport Systems for 2011–2015 categorized it as a general aviation facility (the commercial service category requires at least 2,500 enplanements per year). As per the Federal Aviation Administration, this airport had 196 passenger boardings (enplanements) in calendar year 2008, 265 in 2009, and 305 in 2010.