Royal Naval Air Station Crail or RNAS Crail (HMS Jackdaw) is a former Fleet Air Arm base and airfield located 4.9 miles (7.9 km) east of Anstruther, Fife and 8.8 miles (14.2 km) from St Andrews, Fife, Scotland. It was home to a site of the Joint Services School for Linguists from 1956 to 1960.