Motto: Swift in pursuit

Badge: A seahorse holding a sword erect

No 243 Squadron was formed in August 1918 from Nos 414 and 415 Flights of the seaplane station at Cherbourg which had been part of the Royal Naval Air Service.
Its seaplanes carried out anti-submarine patrols off the French coast and around the Channel Islands until the end of the war and it disbanded on 15 March 1919.

The history of this squadron in the second world war can be found at www.raf.mod.uk