Grand Rapids Government Offices County 5500 44th St SE Gerald R. Ford International Airport (GFIA) is Michigan's second busiest commercial airport and West Michigan's Gateway to the World. Our airport code is GRR. Grand Rapids MI Government Offices County Kent County Aeronautics Dept www.grr.org Gerald R. Ford International Airport Grand Rapids Airport GRR West Michigan Kent County International Airport Kent County Airport Grand Rapids flygrandrapids.org grr.org Airlines Air Travel Airport Air Canada Allegiant Airlines America Gerald R. Ford International Airport Grand Rapids Airport GRR West Michigan Kent County International Airport Kent County Airport Grand Rapids flygrandrapids.org grr.org Airlines Air Travel Airport Air Canada Allegiant Airlines America Business Reviews Kent County Aeronautics Dept Testimonials