SPIA

SPIA may be (in alphabetical order):
 * Sardar Patel International Airport, Ahmedabad
 * Shanghai Pudong International Airport, Shanghai, China
 * Silvio Pettirossi International Airport Asunción, Paraguay
 * Single premium immediate annuity
 * South Pacific Island Airways
 * University of Georgia School of Public and International Affairs
 * Virginia Tech School of Public and International Affairs