EXHIBIT 99.1

                                  PRESS RELEASE


                SEACOR ANNOUNCES CLOSING OF ERA AVIATION PURCHASE


HOUSTON, TEXAS
January 3, 2005

FOR IMMEDIATE RELEASE -- SEACOR Holdings Inc. (NYSE: "CKH") today announced the
closing of the previously announced transaction to buy Era Aviation Inc. The
consideration was $118.125 million in cash, subject to working capital
adjustments.

ABOUT SEACOR

SEACOR and its subsidiaries are engaged in the operation of a diversified fleet
of offshore support vessels that service oil and gas exploration and development
activities in the U.S. Gulf of Mexico, the North Sea, West Africa, Asia, Latin
America and other international regions. Other business activities primarily
include environmental services, inland river operations, and offshore aviation
services. For additional information, contact Randall Blank, Executive Vice
President and Chief Financial Officer, at (281) 899-4800 or (212) 307-6633 or
visit SEACOR's website at www.seacorholdings.com.