This is a list of Royal Air Force operational training units. The operational training unit was first conceived of during World War II as an intermediate step between flight training and operational duty.
- No. 1 OTU RAF
- No. 2 OTU RAF
- No. 3 OTU RAF
- No. 4 OTU RAF
- No. 5 OTU RAF
- No. 6 OTU RAF
- No. 7 OTU RAF
- No. 8 OTU RAF
- No. 9 OTU RAF
- No. 10 OTU RAF
- No. 11 OTU RAF
- No. 12 OTU RAF
- No. 13 OTU RAF
- No. 14 OTU RAF
- No. 15 OTU RAF
- No. 16 OTU RAF
- No. 17 OTU RAF
- No. 18 OTU RAF
- No. 19 OTU RAF
- No. 20 OTU RAF
- No. 21 OTU RAF
- No. 22 OTU RAF
- No. 23 OTU RAF
- No. 24 OTU RAF
- No. 25 OTU RAF
- No. 26 OTU RAF
- No. 27 OTU RAF
- No. 28 OTU RAF
- No. 29 OTU RAF
- No. 30 OTU RAF
- No. 31 OTU RAF
- No. 32 OTU RAF
- No. 34 OTU RAF
- No. 35 OTU RAF
- No. 36 OTU RAF
- No. 38 OTU RAF
- No. 41 OTU RAF
- No. 42 OTU RAF
- No. 43 OTU RAF
- No. 51 OTU RAF
- No. 52 OTU RAF
- No. 53 OTU RAF
- No. 54 OTU RAF
- No. 55 OTU RAF
- No. 56 OTU RAF
- No. 57 OTU RAF
- No. 58 OTU RAF
- No. 59 OTU RAF
- No. 60 OTU RAF
- No. 61 OTU RAF
- No. 62 OTU RAF
- No. 63 OTU RAF
- No. 70 OTU RAF
- No. 71 OTU RAF
- No. 72 OTU RAF
- No. 73 OTU RAF
- No. 74 OTU RAF
- No. 75 OTU RAF
- No. 76 OTU RAF
- No. 77 OTU RAF
- No. 78 OTU RAF
- No. 79 OTU RAF
- No. 80 OTU RAF
- No. 81 OTU RAF
- No. 82 OTU RAF
- No. 83 OTU RAF
- No. 84 OTU RAF
- No. 85 OTU RAF
- No. 86 OTU RAF
- No. 101 OTU RAF
- No. 102 OTU RAF
- No. 104 OTU RAF
- No. 105 OTU RAF
- No. 107 OTU RAF
- No. 109 OTU RAF
- No. 110 OTU RAF
- No. 111 OTU RAF
- No. 112 OTU RAF
- No. 113 OTU RAF
- No. 114 OTU RAF
- No. 115 OTU RAF
- No. 116 OTU RAF
- No. 117 OTU RAF
- No. 118 OTU RAF
- No. 119 OTU RAF
- No. 120 OTU RAF
- No. 131 OTU RAF
- No. 132 OTU RAF
- No. 151 OTU RAF
- No. 152 OTU RAF
