Formed from 481, 482 & 483 RNAS Flights in Italy in Aug 1918 but was disbanded that Dec. It saw Army support service in WWII from Oct 1939 at Odiham when it formed from 614 Squadron, A Flight with Lysanders. It served in North Africa, Italy and France with Hurricanes and Mustangs before disbanding in Italy in Jan 1947. 
On 1 Jan 1960, the Joint Helicopter Unit was raised to squadron status and 225 Squadron took on its Sycamore HR.14 and Whirlwind HAR.2 at Andover. It moved back to Odiham in May 1960 and received its more powerful and capable Whirlwind HAR.10 in November 1961. It sent 4 of its Sycamores to Kenya (transported out and back by RAF Beverleys) the same month to assist in relief operations for the severe flooding experienced. It retired its Sycamores and Whirlwind HAR.2 by Feb 1962. The unit was sent to the Far East to assist in the Borneo campaign, first to Singapore (Seletar - WSSL) in Nov 1963 and on to Sarawak (Kuching - WBGG) in Dec, with various detachments (such as Simanggang). It disbanded there on 1 Nov 1965, with airframes and personnel being reassigned between 103 Squadron and 110 Squadron.
Locations | |
| Years | Location | ICAO/FAA |
| 1963/65 |  Kuching | WBGG |
| 1963 |  Seletar | WSSL |
| 1960/63 | RAF Odiham | EGVO |
| 1960 | Andover | EGWA |
Models | Login to Edit | |
| Years | Models | |
| 1961/65 | Whirlwind Whirlwind HAR.10 | |
| 1960/62 | Type 171 Sycamore | |
| 1960/62 | Whirlwind Whirlwind HAR.2 | |
List of aircraft | Help Us | |
List of Aircraft for . / 225 Sq / 225Sq
| C/N | Version | Built | In this Org | In other Org | |||
| 13245 | Type 171 Sycamore | 1954 | XG500 : Tail rotor failure on landing 14 Dec 1961, a/c abandoned in place nr Bende+ | ||||
| wa347 | har10 | 1961 | XP327 : while operating with 225 Squadron, crashed on a jungle hillside near Kampu+ | ||||
| wa352 | har10 | 1961 | XP332 : 225 Sq/E by May 1965 | ||||
| wa355 | har10 | 1961 | XP339 : 225 Sq, 103 Sq, 32 Sq, Pryton Hill, Hadfield, Macclesfield. | - XP339 : to Bomber County Aviation Museum (Cleethorpes) Oct 1984 : to Museum für Luftfahrt und Technik, Wernigerode Jun 1987, pres. Still 20+ | |||
| wa373 | har10 | 1962 | XP357 : 225 Sq/J by Jul 1965. | ||||
| wa386 | har10 | 1962 | XP398 : 225 Sq; 110 Sq; 103 Sq; 202 Sq; 1563 Flt to 84 Sq 1972. | - XP398 : pres. Gatwick Aviation Museum by Mar 1996, still Aug 2003, still Nov 2012 | |||
Operations | |
| Dates | Operation | |
| 15-nov-63 | 01-nov-65 | Konfrontasi |
| 18-nov-61 | 22-dec-61 |  Mombasa Flood Relief Operations |
