Excursion Inlet Seaplane Base (IATA: EXI, FAA LID: EXI) is a state owned, public use seaplane base located in Excursion Inlet, in the Haines Borough of the U.S. state of Alaska.

[1] Scheduled passenger service is subsidized by the U.S. Department of Transportation via the Essential Air Service program.

[5] Excursion Inlet Seaplane Base has one seaplane landing area designated NW/SE with a water surface measuring 1,000 by 1,000 feet (305 x 305 m).

[1] For the 12-month period ending December 31, 2006, the airport had 700 aircraft operations, an average of 58 per month: 71% general aviation and 29% air taxi.

[1] The following airline offers scheduled passenger service: