Biddeford Municipal Airport (FAA LID: B19) is a public use airport in York County, Maine, United States. It is owned by the City of Biddeford and is located two nautical miles (3.70 km) south of the central business district.

Biddeford Municipal Airport covers an area of 126 acres (51 ha) at an elevation of 157 feet (48 m) above mean sea level. It has one runway designated 06/24 with an asphalt surface measuring 3,000 by 75 feet (914 x 23 m).

For the 12-month period ending August 19, 2008, the airport had 23,150 aircraft operations, an average of 63 per day: 100% general aviation with a few military. At that time there were 48 aircraft based at this airport: 96% single-engine and 4% multi-engine.

• List of airports in Maine

• Aerial photo as of 29 April 1998 from USGS The National Map
• FAA Terminal Procedures for B19, effective September 5, 2024
• Resources for this airport:
  • FAA airport information for B19
  • AirNav airport information for B19
  • FlightAware airport information and live flight tracker
  • SkyVector aeronautical chart for B19