DC3 occurrences (551–600 of 3,823)
- 1974-01-21 — Garuda Indonesian Airways — PK-GDC (hull loss)
- 1974-01-19 — TAM Bolivia - Transporte Aéreo Militar Boliviano — TAM-30 (hull loss)
- 1974-01-18 — Khmer Air Force (Armée de l'air khmère) — 44-76548 (incident)
- 1974-01-18 — Chilean Air Force - Fuerza Aérea de Chile — 960 (hull loss)
- 1974-01-17 — Cessnyca — HK-1216 (12 fatal)
- 1974-01-17 — Republic of China Air Force - ROCAF (4 fatal)
- 1974-01-08 — Portuguese Air Force - Força Aerea Portuguesa (1952-) — 6162 (hull loss)
- 1973-12-31 — Ray Geophysical — N481F (hull loss)
- 1973-12-31 — Linea Aeropostal Venezolana - LAV — YV-C-AFO (incident)
- 1973-12-30 — N15565 (incident)
- 1973-12-27 — Shawnee Airlines — N19428 (hull loss)
- 1973-12-27 — Shawnee Airlines, lsf Florida National Airways (incident)
- 1973-12-13 — Yemenia Yemen Airways — 4W-ABR (hull loss)
- 1973-12-03 — Air Union Laos — XW-PHV (incident)
- 1973-12-03 — Air Union (incident)
- 1973-11-23 — Aeronautica Militare Italiana - AMI (4 fatal)
- 1973-11-21 — United States Navy - USN — 17171 (hull loss)
- 1973-11-21 (incident)
- 1973-11-17 — Air Vietnam — XV-NIE (27 fatal)
- 1973-11-06 — Khmer Air Force (Armée de l'air khmère) — 43-48805 (incident)
- 1973-10-15 — Royal Cambodian Air Force (incident)
- 1973-10-10 — Туркменского УГА — CCCP-71209 (5 fatal)
- 1973-10-02 — Ejército del Aire — T.3-25 (incident)
- 1973-09-30 — Aeronorte (Brasil) — PT-CEV (5 fatal)
- 1973-09-27 — Turkish Air Force - Türk Hava Kuvvetleri — 43-6022 (incident)
- 1973-09-12 — Lane Xang Airlines — XW-PKD (incident)
- 1973-09-07 — Воронежского авиазавода — CCCP-48982 (7 fatal)
- 1973-08-22 — Avianca — HK-111 (16 fatal)
- 1973-08-07 — Indian Air Force - Bharatiya Vayu Sena — HJ916 (incident)
- 1973-08-07 — Indian Air Force - IAF (incident)
- 1973-07-16 — Air Niger (incident)
- 1973-07-05 — East African Airways — 5H-AAK (incident)
- 1973-06-23 — SAHSA - Servicios Aéreos de Honduras SA — HR-SAB (hull loss)
- 1973-05-30 — Aerovias Quisqueyana (incident)
- 1973-05-29 — Air Gaspé — CF-QBB (4 fatal)
- 1973-05-19 — Cambodia Air Commercial — XW-TDM (11 fatal)
- 1973-05-04 — Air Cambodge (3 fatal)
- 1973-05-03 — Якутского УГА — CCCP-04244 (incident)
- 1973-04-30 — Yemenia Yemen Airways (25 fatal)
- 1973-03-31 — Portuguese Air Force - Força Aerea Portuguesa (1952-) — 6169 (hull loss)
- 1973-03-08 — United States Army — 0-50781 (14 fatal)
- 1973-03-02 — N6574 (incident)
- 1973-03-02 — Arute International Air (incident)
- 1973-02-23 — Southern Air Super — ZK-AOI (1 fatal)
- 1973-02-21 — Aerolineas Urraca — HP-560 (22 fatal)
- 1973-02-12 — Kenting Aviation — CF-OOV (hull loss)
- 1973-02-06 — Soviet Air Force (4 fatal)
- 1973-02-04 — United States Air Force - USAF (since 1947) — 43-48636 (8 fatal)
- 1973-02-03 — Indian Air Force - IAF (incident)
- 1973-01-29 — VASP - Viação Aérea de São Paulo — PP-SQA (incident)