San Manuel Airport (FAA LID: E77), also known as San Manuel Ray Blair Airport, is a public-use airport located 2.3 miles (2.0 nmi; 3.7 km) northwest of the central business district] of San Manuel, a city in Pinal County, Arizona, United States.

It was formerly owned by BHP, owners of the San Manuel Copper Mine.

[2] San Manuel Airport covers an area of 54 acres (22 ha) at an elevation of 3,271.7 ft (997.2 m) above mean sea level.

It has one runway with edge lights: For the 12-month period ending April 19, 2017, the airport had 14,010 aircraft operations, an average of 38 per day: 100% general aviation.

At that time there were 20 aircraft based at this airport: 75% single-engine, 20% ultralight, no multi-engine, no jet, and 5% helicopters.