INDONESIAN AIRCRAFT ACCIDENT/INCIDENT DATABASE-YEAR 1991
| No | Date | Year | Location | Type | Reg | Operator | Crew | PAX | Injured | Fatal/ missing | A/I | POA | PCOA | Remarks |
| 1 | 4-Jan | 1991 | West Kalimantan | BN-2B | PK-VIZ | Dirgantara Air Services | 1 | I | APP | T | Had to go back to apron because the engine magneto decreased to less than 175 RPM. | |||
| 2 | 12-Jan | 1991 | Palembang | DO 28 | PK-VRA | Adikarto | 2 | I | LDG | T | The a/c went out of the runway 29 due to the malfunction on the steering system. | |||
| 3 | 15-Jan | 1991 | West Kalimantan | Cessna 402 | PK-DCK | Deraya | 1 | I | T | The engine could not be started | ||||
| 4 | 16-Jan | 1991 | West Kalimantan | BN-2A | PK-VIN | Dirgantara Air Services | 1 | I | LDG | T | The wheel brake failed. | |||
| 5 | 30-Jan | 1991 | Gorontalo | CASA C212 | PK-NCY | Merpati Nusantara | 3 | 10 | 1 | A | ENR | W/H | The a/c flew in severe weather condition and hit a tree on high ground. | |
| 6 | 6-Feb | 1991 | Pontianak | BN-2B | PK-VIZ | Dirgantara Air Services | 1 | I | LDG | T | The brake on the right landing wheel did not function properly | |||
| 7 | 11-Jan | 1991 | Pontianak | Fokker F27 | PK-JFK | Sempati | 5 | I | ENR | T | The a/c was forced to go back to Supadio airport due to decreased pressure in the pneumatic main system | |||
| 8 | 12-Feb | 1991 | Pontianak | Fokker F27 | PK-JFK | Sempati | 5 | I | GRD | T | Have to go back to apron due to trouble on pneumatic system | |||
| 9 | 24-Feb | 1991 | Pontianak | Fokker F28 | PK-GKP | Merpati Nusantara | 4 | I | ENR | T | On descent, there was failure on hydraulic system 1 due to a leak on the left hydraulic machine. The a/c landed safely. | |||
| 10 | 26-Mar | 1991 | Pontianak | Fokker F28 | PK-GKF | Merpati Nusantara | 4 | I | LDG | T | When taxiing out of the apron, the hydraulic pressure on system 1 decreased to 0. The a/c successfully did emergency landing. It was found that the elbow line broken on hydraulic system 1. | |||
| 11 | 7-Apr | 1991 | Sepinggan, Balikpapan | PA 31 | PK-HMD | Gatari | 2 | I | LDG | H | Belly landing, due to the failure in deploying landing gear | |||
| 12 | 16-Apr | 1991 | Supadio, Pontianak | Fokker F28 | PK-GKA | Merpati Nusantara | 4 | 91 | I | LDG | H/E | The a/c skid when landing. The left main wheel went into a ditch and the left wing tip touch the ground. | ||
| 13 | 9-May | 1991 | Kelabat mountain, Manado | Fokker F27 | PK-MFD | Merpati Nusantara | 5 | 8 | 13 | A | ENR | H/W | The a/c flew on severe weather condition, and hit the mountain | |
| 14 | 1-Jun | 1991 | South Area, Budiarto ??? | PA 28 | PK-ADM | PLP Curug | 2 | 1 | 1 | A | ENR | H | The a/c hit high ground on Lebak Sangka village, Cipanas subdistrict, Lebak Regency | |
| 15 | 4-Jun | 1991 | Dumai, Riau | G 164 B | PK-FBA | Berdikari | 1 | 1 | A | ENR | H/T | The a/c hit palm trees when spraying the plantation | ||
| 16 | 5-Jun | 1991 | Sedayu, Gresik | Fokker F27 | PK-JFF | Sempati | 2 | 2 | A | ENR | H | Both of the engines were out on the training flight. The a/c hit an electric pole. | ||
| 17 | 10-Jun | 1991 | Lewu Lebah, East Nusa Tenggara | DHC 6 | PK-NUD | Merpati Nusantara | 3 | 7 | I | TO | H | The right main wheel lifted when rolling and the a/c hit wind shock pole. | ||
| 18 | 11-Jun | 1991 | A. Yani, Semarang | Fokker F28 | PK-GKP | Garuda Indonesia | 4 | 85 | I | TO | H/E | A bird flew into the engine during take-off. The pilot aborted the take-off, and overrun the runway | ||
| 19 | 15-Jun | 1991 | Sentani, Jayapura | DHC 6 | PK-NUH | Merpati Nusantara | 3 | I | TO | H/T | The left wheel blew up and the a/c hit the runway light | |||
| 20 | 25-Jun | 1991 | Kalimaru, Berau | BN-3A | PK-KTH | Bali Air | 3 | I | LDG | H/T | The nose wheel broke when landing. The a/c went out of the runway. | |||
| 21 | 6-Jul | 1991 | Tabing, Padang | G-III | PK-CTP | Transindo | 3 | I | LDG | H/W | Landed on the middle of the runway during bad weather. The a/c stopped outside the runway. | |||
| 22 | 8-Jul | 1991 | Airspace, Cirebon | Fokker F28 | PK-GKB | Garuda Indonesia | 4 | 58 | I | ENR | T | The passenger door broke and fell off when cruising at 21000 ft. | ||
| 23 | 10-Jul | 1991 | Mandau, Bengkalis | PA 31 | PK-PNR | PTP IV | 1 | 4 | 5 | A | H | Maneuver beyond the flight envelope was executed, so that the structure failed and the aircraft disintegrate. |