Piper PA-31 occurrences (701–750 of 1,340)
- 1991-09-24 — N5SL (incident)
- 1991-09-22 — Brazos Roofing Intl., Inc. — N2FJ (incident)
- 1991-08-21 — Private Colombian — HK-2813P (2 fatal)
- 1991-08-08 — N27472 (incident)
- 1991-08-03 — Ricardo Barbera — N504DB (incident)
- 1991-07-31 — Tomark Industries, Inc. — N300HF (incident)
- 1991-07-17 — Janes Aviation — G-LYDD (hull loss)
- 1991-07-10 — PTP IV — PK-PNR (5 fatal)
- 1991-06-04 — Línea Aérea Taxpa — CC-CGP (incident)
- 1991-05-01 — John Westbrook — N7407L (1 fatal)
- 1991-03-31 — South Central Air, Inc. — N308SC (incident)
- 1991-02-07 — Macon Horizons, Inc — N27818 (4 fatal)
- 1991-01-25 — Island Aviation Services, Inc. — N31HL (incident)
- 1991-01-19 — Top Flight Air Service, Inc. — N27759 (incident)
- 1991-01-15 — N4118G (incident)
- 1991-01-05 — Nealco Air Services — 9Y-PIA (2 fatal)
- 1990-12-18 — Alpine Aviation — N4082H (1 fatal)
- 1990-11-29 — Bramwell, Steven T — N13UW (incident)
- 1990-11-29 — Century Life OF America — N1879W (1 fatal)
- 1990-10-22 — Trans-Provincial Airlines - TPA — C-GKIY (4 fatal)
- 1990-09-21 — P.m. Air — N3558 (1 fatal)
- 1990-09-03 — Frontier Flying Service — N59783 (3 fatal)
- 1990-08-24 — Telford Aviation, Inc. — N250SC (incident)
- 1990-08-24 — Michael D. Spear — N85HB (3 fatal)
- 1990-08-02 — N27425 (incident)
- 1990-07-08 — Castle Aviation, Inc. — N35551 (incident)
- 1990-06-26 — Panama Aviation, Inc. — N18PA (2 fatal)
- 1990-06-20 — Juan A. Zeley — YV-2200P (1 fatal)
- 1990-06-05 — Inter-Thon — F-GJPL (4 fatal)
- 1990-05-30 — Pullen Aviation, Inc. — N62869 (incident)
- 1990-05-23 — Top Flight Air Service — N62910 (incident)
- 1990-05-16 — N111AY (incident)
- 1990-05-15 — Geokart — SP-FNA (4 fatal)
- 1990-04-25 — N18PP Inc. — N18PP (4 fatal)
- 1990-04-17 — N4109E (incident)
- 1990-04-13 — Mount Vernon Fireplaces — N6KG (1 fatal)
- 1990-02-28 — Aero San Martín — OB-1176 (2 fatal)
- 1990-02-21 — Beegles Aircraft Services, Inc — N3554P (incident)
- 1990-02-19 — N222GW (incident)
- 1990-02-17 — PenAir - Peninsula Airways - Alaska Airlines Commuter — N27328 (1 fatal)
- 1990-01-23 — Kungsair — SE-IAA (3 fatal)
- 1989-12-22 — SouthCentral Air — N302SC (1 fatal)
- 1989-12-15 — Aero-venture Inc. — N45CH (6 fatal)
- 1989-11-23 — Nav Air Charter — C-GPMZ (2 fatal)
- 1989-10-25 — N4098A (incident)
- 1989-09-22 — Aklak Air — C-GBDH (5 fatal)
- 1989-09-15 — Widefield Homes — N63XL (6 fatal)
- 1989-09-15 — Ameriflight — N70PE (1 fatal)
- 1989-09-08 — Aviation Services West, Inc. — N3554P (incident)
- 1989-08-28 — Bay Land Aviation — N234J (5 fatal)