IV Squadron

Providing advanced fast-jet flying training.

To see into the future

A sun in splendour divided per bend by a flash of lightning - approved by HRH King Edward VIII in May 1936. The red and black segmented sun suggests round-the-clock operations, while the lightning flash is a reference to the unit's early use of wireless telephony for artillery co-operation.


  • Based at RAF Valley, in Anglesey, home to mountain and maritime aircrew training
  • Provided aerial reconnaissance imagery for the D-Day landings
  • Aircraft flown have included Spitfire XI, Hunter F4, and the Harrier GR7
  • Delivers training to the first ab-initio F-35 Lightning pilots


1912 - Formed at Farnborough as part of the Royal Flying Corps.

1915 - Commanded by Charles Longcroft, who went on to become the first Commandant of the RAF College.

1943 - Became part of the Second Tactical Air Force beginning 55 years of Service on the continent in reconnaissance and ground attack roles.

1982 - Flew Harriers from RAF Stanley after the Falklands War.

2010 - IV Squadron stood down as a Harrier Squadron but was re-activated at RAF Valley in its present role the same year.

Battle honours

Western Front 1914-1918*


Neuve Chapelle

Somme 1916

Ypres 1917*


Somme 1918*

France and Low Countries 1939-1940*

Fortress Europe 1942-1944

France and Germany 1944-1945*

Normandy 1944*



Iraq 2003*.

*Honours marked with an asterisk are emblazoned on the Squadron’s Standards.


Please contact the home station Media Communications team for more information or to contact the Squadron.

Media enquiries details for RAF Valley