There're 1011 aircraft made by Slingsby.
| Tail Number | Year Maker Model | C/N | Engines | Seats | Location |
|---|---|---|---|---|---|
| G-DCXI | 1979 Slingsby T-61F Venture T2 | 1964 | 1 | 2 | United Kingdom |
| G-DCXM | 1973 Slingsby T-59D Kestrel 19 | 1820 | 0 | United Kingdom | |
| G-DCZR | 1974 Slingsby T-59D Kestrel 19 | 1842 | 0 | 1 | United Kingdom |
| G-DCZZ | 1971 Slingsby T-59D Kestrel 19 | 1739 | 0 | 1 | United Kingdom |
| G-DDBB | 1975 Slingsby T-51 Dart 17R | DG/51/01 | 0 | 1 | United Kingdom |
| G-DDXD | 0000 Slingsby T-65A Vega | 1901 | 0 | 1 | |
| G-DDXE | 1979 Slingsby T-65A Vega | 1902 | 0 | United Kingdom | |
| G-DEEG | 1979 Slingsby T-65C Sport Vega | 1922 | 0 | 1 | United Kingdom |
| G-DEFW | 1980 Slingsby T-65C Sport Vega | 1938 | 0 | 1 | United Kingdom |
| G-DEGT | 1980 Slingsby T-65 | 1933 | 1 | United Kingdom | |
| G-DEHY | 1980 Slingsby T-64D Vega | 1941 | 0 | United Kingdom | |
| G-DEMJ | 1982 Slingsby T-65C Sport Vega | 1951 | 0 | 1 | United Kingdom |
| G-DEMZ | 0000 Slingsby T-65A Vega | 1891 | 0 | 1 | United Kingdom |
| G-DFPS | 1951 Slingsby T-21B Sedbergh | MHL.001 | 0 | United Kingdom | |
| G-DLTA | 1983 Slingsby T-67M Firefly Mk.2 | 2002 | 1 | 2 | United Kingdom |
| G-DRRT | 1966 Slingsby T-51 Dart 17R | 1516 | 0 | 1 | United Kingdom |
| G-ECRM | 1987 Slingsby T-67M Firefly Mk2 | 2044 | 1 | 2 | Berkshire, United Kingdom |
| G-EECK | 1979 Slingsby T-65A Vega | 1917 | 0 | Kinross, United Kingdom | |
| G-EFSM | 1989 Slingsby T-67M-260 Firefly | 2072 | 1 | 2 | United Kingdom |
| G-ENIE | 1979 Slingsby T-66 Nipper 3 | PFA 025-10214 | 1 | 1 | United Kingdom |
| G-FFLY | 1983 Slingsby T-67M Firefly Mk.2 | 2007 | 1 | 2 | United Kingdom |
| G-FLYG | 1990 Slingsby T-67C Firefly | 2074 | 1 | 2 | United Kingdom |
| G-FLYV | 1988 Slingsby T-67M-200 Firefly | 2052 | 1 | United Kingdom | |
| G-FORS | 1990 Slingsby T-67C Firefly | 2082 | 1 | 2 | United Kingdom |
| G-GAFG | 1986 Slingsby T-67C Firefly | 2053 | 1 | 2 | United Kingdom |
| G-GFAA | 1982 Slingsby T-67A Firefly | 1994 | 1 | 2 | United Kingdom |
| G-HONG | 1988 Slingsby T-67M-200 Firefly | 2060 | 1 | 2 | United Kingdom |
| G-ICRM | 1988 Slingsby T-67M-200 Firefly | 2060 | 1 | 2 | Berkshire, United Kingdom |
| G-JEOL | 1990 Slingsby T-67C Firefly | 2099 | 1 | 2 | Surrey, United Kingdom |
| G-KONG | 1987 Slingsby T-67M-200 Firefly | 2041 | 1 | 2 | United Kingdom |
| G-LDGU | 1987 Slingsby T-67M-200 Firefly | 2042 | 1 | 2 | Oxfordshire, United Kingdom |
| G-NIPA | 1968 Slingsby T-66 Nipper 3 | S120 | 1 | United Kingdom | |
| G-NIPP | 1967 Slingsby T-66 Nipper 3 | S103 | 1 | United Kingdom | |
| G-NIPR | 1967 Slingsby T-66 Nipper 3 | S108 | 1 | United Kingdom | |
| G-OCRM | 1993 Slingsby T-67M Firefly Mk2 | 2112 | 1 | Berkshire, United Kingdom | |
| G-ONCS | 1972 Slingsby Tipsy T-66 Nipper 3 | PFA 1390 | 1 | 1 | United Kingdom |
| G-ONES | 1987 Slingsby T-67M-200 Firefly | 2046 | 1 | 2 | United Kingdom |
| G-OPUB | 1983 Slingsby T-67M Firefly Mk.2 | 2002 | 1 | 2 | United Kingdom |
| G-OWGC | 1977 Slingsby T-61F Venture T2 | 1875 | 1 | 2 | United Kingdom |
| G-RAFG | 1989 Slingsby T-67C Firefly | 2076 | 1 | 2 | United Kingdom |
| G-RCRM | 1996 Slingsby T-67M-260 Firefly Firefly | 2241 | 1 | 2 | United Kingdom |
| G-SAUP | 1987 Slingsby T-67M-200 Firefly | 2046 | 1 | 2 | Gloucestershire, United Kingdom |
| G-SFTV | 1983 Slingsby T-67M Firefly | 2004 | 1 | 2 | United Kingdom |
| G-SFTW | 1983 Slingsby T-67M Firefly | 2003 | 1 | 2 | United Kingdom |
| G-SFTX | 1983 Slingsby T-67M Firefly Mk.2 | 2002 | 1 | 2 | United Kingdom |
| G-SFTY | 1983 Slingsby T-67M Firefly Mk2 | 2001 | 1 | 2 | United Kingdom |
| G-SFTZ | 1983 Slingsby T-67M Firefly | 2000 | 1 | 2 | United Kingdom |
| G-SKYC | 1984 Slingsby T-67M Firefly | 2009 | 1 | 2 | United Kingdom |
| G-SKYO | 2000 Slingsby T-67M-200 Firefly | 2264 | 1 | 2 | United Kingdom |
| G-TONS | 1987 Slingsby T-67M-200 Firefly | 2045 | 1 | 2 | United Kingdom |
| G-UCRM | 1988 Slingsby T-67M Firefly Mk.II | 2054 | 1 | 2 | Berkshire, United Kingdom |
| G-UPRT | 1997 Slingsby T-67M-260 Firefly | 2255 | 1 | 2 | Hampshire, United Kingdom |
| G-VCRM | 1993 Slingsby T-67M Firefly Mk2 | 2113 | 1 | 2 | Berkshire, United Kingdom |
| G-VEGA | 0000 Slingsby T-65A Vega | 1889 | 0 | 1 | United Kingdom |
| G-ZEIN | 1995 Slingsby T-67M-260 Firefly | 2234 | 1 | 2 | United Kingdom |
| HA-6001 | 1963 Slingsby T-50 Skylark 4 | 1371 | 0 | 1 | Hungary |
| HA-BAP | 1987 Slingsby T-67M-200 Firefly | 2051 | 1 | 2 | Györ-Moson-Sopron, Hungary |
| HA-WAI | 1993 Slingsby T-67M Firefly Mk2 | 2122 | 1 | 2 | Hungary |
| HB-561 | 1952 Slingsby T.34A Sky | 822 | 0 | 1 | Switzerland |
| HB-748 | 1963 Slingsby T-50 Skylark 4 | 1371 | 0 | 1 | Switzerland |
| HB-NBB | 1983 Slingsby T-67M Firefly | 2003 | 1 | 2 | Switzerland |
| HB-NBC | 1985 Slingsby T-67M Firefly Mk2 | 2018 | 1 | 2 | Switzerland |
| HB-NBE | 1987 Slingsby T-67M-200 Firefly | 2040 | 1 | Switzerland | |
| HB-SPN | 1969 Slingsby T-66 Nipper 3 | S132 | 1 | 1 | Switzerland |
| LN-GKP | 1951 Slingsby T-31B Cadet TX.3 | 699 | 0 | 2 | Norway |
| LN-GTL | 0000 Slingsby T-31B Cadet TX.3 | 850 | 0 | 2 | Norway |
| LN-TFF | 1987 Slingsby T-67M-200 Firefly | 2051 | 1 | 2 | Norway |
| N103XX | 1993 Slingsby T-67C Firefly | 2103 | 1 | 2 | FL, United States |
| N104RF | 1993 Slingsby T-67C Firefly | 2103 | 1 | 2 | FL, United States |
| N107GA | 1992 Slingsby T-67C Firefly | 2079 | 1 | 2 | TX, United States |
| N1117D | 1966 Slingsby T-51 Dart | 1489 | 0 | 1 | ID, United States |
| N111XX | 1980 Slingsby T-65A Vega | 1926 | 0 | 1 | PA, United States |
| N113DA | 1972 Slingsby T-59D Kestrel 19 | 1799 | 0 | 1 | CA, United States |
| N113GA | 1992 Slingsby T-67C Firefly | 2080 | 1 | 2 | TX, United States |
| N11CC | 1969 Slingsby T-53B | 1700 | 0 | 2 | WA, United States |
| N11JL | 1971 Slingsby T-61A Falke | 1751 | 1 | 2 | CA, United States |
| N12065 | 1951 Slingsby T-31B Cadet TX.3 | 697 | 0 | 2 | GA, United States |
| N123FR | 0000 Slingsby T-67M-260 Firefly | 2250 | 1 | 2 | CA, United States |
| N125GA | 1992 Slingsby T-67C Firefly | 2084 | 1 | 2 | NV, United States |
| N1271 | 1966 Slingsby T-51 Dart | 1513 | 0 | 1 | KS, United States |
| N132GA | 1992 Slingsby T-67C Firefly | 2086 | 1 | 2 | TX, United States |
| N135GA | 1992 Slingsby T-67C Firefly | 2102 | 1 | 2 | NV, United States |
| N1578 | 1968 Slingsby T-53B | 1577 | 0 | 2 | FL, United States |
| N157HH | 0000 Slingsby T-65A Vega | 1894 | 0 | 1 | FL, United States |
| N158GA | 1993 Slingsby T-67C Firefly | 2104 | 1 | 2 | AZ, United States |
| N165GA | 1992 Slingsby T-67C Firefly | 2106 | 1 | 2 | NV, United States |
| N1663 | 1968 Slingsby T-53B | 1653 | 0 | 2 | CA, United States |
| N1664 | 1968 Slingsby T-53B | 1688 | 0 | 2 | OR, United States |
| N166GA | 1993 Slingsby T-67C Firefly | 2107 | 1 | 2 | NV, United States |
| N167MS | 1993 Slingsby T-67C Firefly | 2105 | 1 | 2 | GA, United States |
| N169GA | 1993 Slingsby T-67C Firefly | 2108 | 1 | 2 | NV, United States |
| N179E | 1965 Slingsby T-51 Dart | 1471 | 0 | 1 | NV, United States |
| N1915E | 1962 Slingsby Rumpler C5 | 1704 | 1 | 1 | PA, United States |
| N1916E | 1997 Slingsby Rumpler C5 | 1705 | 1 | 1 | TN, United States |
| N1954E | 1974 Slingsby T-59D Kestrel 19 | 1855 | 0 | 1 | VT, United States |
| N19JS | 1959 Slingsby T-31 Cadet MK 3 | XN252 | 0 | 1 | MO, United States |
| N204PF | 1993 Slingsby T-67C Firefly | 2085 | 1 | 2 | TX, United States |
| N209K | 1966 Slingsby T-51 Dart | 1498 | 0 | 1 | GA, United States |
| N2403P | 0000 Slingsby T-50 Skylark 4 | 1378 | 0 | 1 | TX, United States |
| N2477 | 1968 Slingsby T-53B | 1600 | 0 | 2 | CA, United States |