BWI

BWI may refer to:

• Baltimore/Washington International Airport's IATA code
  • BWI Rail Station, a rail station near the airport
• ISO 639-3 code for Baniwa language of Içana
• BirdWatch Ireland, a conservation organisation
• British West Indies
  • British West Indies Federation's former IOC country code
  • British West Indies dollar (BWI$), a defunct currency
• Building and Wood Workers' International, a global union federation
• BWI Center for Industrial Management, a research institute at ETH Zürich
• Booker Washington Institute, a high school in Kakata, Liberia
• BWI GmbH, IT services provider to the German military etc.
• BeijingWest Industries, supplier of brake and suspension systems
• Bretton Woods Institutions