DC3 occurrences (651–700 of 3,823)
- 1971-11-02 — Royal Canadian Air Force - RCAF — 12930 (8 fatal)
- 1971-10-23 — South Vietnamese Air Force (22 fatal)
- 1971-10-17 — Aerolineas TAO (Taxi Aéreo Opita) — HK-595 (19 fatal)
- 1971-10-11 — N514X (incident)
- 1971-10-02 — Island Gem Enterprises — N1981W (incident)
- 1971-09-28 — Cruzeiro do Sul — PP-CBV (32 fatal)
- 1971-09-16 — Yemen Airlines — 4W-ABI (5 fatal)
- 1971-09-12 — Transportes Aéreos Mercantiles Ecuatorianos - TAME — HC-AUX (incident)
- 1971-09-09 — Carib West Airways — 8P-AAC (2 fatal)
- 1971-09-06 — Royal Australian Air Force - RAAF — A65-73 (hull loss)
- 1971-09-06 — N44992 (incident)
- 1971-08-22 — Air Vietnam (incident)
- 1971-08-21 — Indian Air Force - Bharatiya Vayu Sena — BJ923 (incident)
- 1971-08-07 — Argentinian Air Force - Fuerza Aérea Argentina — TC-31 (incident)
- 1971-07-26 — N51041 (incident)
- 1971-07-24 — Air Ivoire — 6V-AAP (6 fatal)
- 1971-07-16 — New England Propeller Service — N74844 (hull loss)
- 1971-06-30 — Spanish Air Force - Ejército del Aire — T.3-37 (3 fatal)
- 1971-06-30 — Lao Airlines — XW-TDI (incident)
- 1971-06-27 — Lake Riverside Estates — N90627 (17 fatal)
- 1971-06-13 — Air Taxi Company (Iran) — EP-ADG (incident)
- 1971-06-11 — N692A (incident)
- 1971-06-05 — Royal Hellenic Air Force (incident)
- 1971-05-13 — Northwest Territorial Airways — CF-BZI (hull loss)
- 1971-05-07 — Thai Airways International — HS-TDE (hull loss)
- 1971-05-04 — TAM Bolivia - Transporte Aéreo Militar Boliviano — TAM-22 (hull loss)
- 1971-05-04 — Transporte Aéreo Militar - TAM (incident)
- 1971-04-25 — United States Air Force - USAF (since 1947) — 43-15555 (5 fatal)
- 1971-04-15 — Philippine Air Force - Hukbong Himpapawid NG Pilipinas — 293246 (40 fatal)
- 1971-04-08 — SAHSA - Servicio Aéreo de Honduras SA (10 fatal)
- 1971-04-06 — Government of Kenya — 5Y-DCA (hull loss)
- 1971-04-05 — Vinair (USA) — N57372 (hull loss)
- 1971-03-30 — SATENA - Servicio de Aeronavegacion a Territorios Nacionales — FAC-684 (incident)
- 1971-03-26 — Vanderpool Flying Service — N49319 (hull loss)
- 1971-03-26 — Jamair — VT-ATT (15 fatal)
- 1971-03-11 — Federal Aviation Administration - FAA — N25 (hull loss)
- 1971-03-02 — Transportes Aéreos Orientales - TAO — HC-ALC (incident)
- 1971-02-25 — Automobil Club Argentino — LV-JTC (incident)
- 1971-02-19 — E. W. Brown — N99H (hull loss)
- 1971-02-14 — Patterson McCarthy Leasing — N14273 (hull loss)
- 1971-02-14 — Continental Air Services — N55L (2 fatal)
- 1971-01-22 — Ethiopian Airlines (incident)
- 1971-01-21 — Colombian Air Force - Fuerza Aérea Colombiana — FAC-653 (7 fatal)
- 1971-01-04 — Federal Aviation Administration - FAA — N7 (incident)
- 1971-01-04 — Federal Aviation (hull loss)
- 1970-12-30 — Zambia Airways — 9J-RDR (incident)
- 1970-12-13 — Ecuadorian Air Force - Fuerza Aérea Ecuatoriana (8 fatal)
- 1970-12-06 — LASA - Engenharia e Prospecções — PP-CDH (incident)
- 1970-12-06 — LASA Engenharia e Prospecções (incident)
- 1970-12-05 — Jamair — VT-CZC (5 fatal)