Piper PA-31 occurrences (1,151–1,200 of 1,340)
- 1978-07-13 — N66892 (incident)
- 1978-07-12 — Grady O'Hara Associates — N404RC (hull loss)
- 1978-06-23 — N88LV (incident)
- 1978-06-05 — Benjamin G. Cobb — N176CC (4 fatal)
- 1978-06-01 — N9144Y (incident)
- 1978-05-30 — Martin Aviation — N59839 (incident)
- 1978-05-23 — Safair Flying Services — N9057Y (1 fatal)
- 1978-05-19 — N54292 (incident)
- 1978-05-17 — N27367 (incident)
- 1978-05-13 — Campbell Air Midwest — N82271 (3 fatal)
- 1978-05-02 — N66860 (incident)
- 1978-04-27 — N6772L (incident)
- 1978-04-23 — Franklin Flying Field — N49MC (9 fatal)
- 1978-04-14 — XB-GES (incident)
- 1978-03-30 — Australian Air Charters — VH-MBK (1 fatal)
- 1978-03-16 — Aborne Airbourne — N7488L (1 fatal)
- 1978-02-27 — Taquari Agro Comercial — PT-DTK (3 fatal)
- 1978-02-18 — Harding College — N6751L (2 fatal)
- 1978-02-08 — N7451L (incident)
- 1978-01-16 — N121VC (incident)
- 1978-01-06 — United Brands — TIAFY (1 fatal)
- 1978-01-03 — N21CA (incident)
- 1977-12-24 — Valley Air Service — N9164Y (10 fatal)
- 1977-12-19 — N59721 (incident)
- 1977-12-16 — Growth Air — N483LC (1 fatal)
- 1977-12-14 — N66895 (incident)
- 1977-11-24 — Kirkway Corporation — N801HD (6 fatal)
- 1977-11-23 — Textafrica — C9-ANS (8 fatal)
- 1977-11-15 — Private Germany — D-ILUM (incident)
- 1977-11-05 — N9208Y (incident)
- 1977-11-03 — Savin Aviation — N9273Y (hull loss)
- 1977-10-26 — N35RT (incident)
- 1977-10-08 — Mark 50 Machinery Sales — N117HC (3 fatal)
- 1977-09-25 — Partnair — LN-PAA (incident)
- 1977-09-24 — Alaska Central Airlines — N103TA (hull loss)
- 1977-08-19 — N63747 (incident)
- 1977-08-19 — Custom Executive Aviation — N7670L (3 fatal)
- 1977-08-15 — Private United States of America — N74906 (hull loss)
- 1977-07-20 — Corporate Air - USA — N406CA (1 fatal)
- 1977-06-29 — Transportes Aéreos de Moçambique - TAM — C9-AKG (4 fatal)
- 1977-06-25 — Orco Aviation — N54727 (5 fatal)
- 1977-06-19 — N62948 (incident)
- 1977-05-06 — Civil Aviation Flying Unit — 5N-AVB (hull loss)
- 1977-05-06 — Cherokee Enterprise — N7439L (3 fatal)
- 1977-05-03 — Talimena Aircraft — N6578L (hull loss)
- 1977-04-28 — N7404L (incident)
- 1977-04-04 — N7694L (incident)
- 1977-03-12 — California Air Charter - Cal Air Charter — N6616L (1 fatal)
- 1977-02-24 — Commonwealth of Pennsylvania — N631PT (8 fatal)
- 1977-02-23 — N9119Y (incident)