BE18 occurrences (551–600 of 1,110)
- 1973-06-26 — Cessnyca — HK-1147 (5 fatal)
- 1973-06-16 — Northern Air Service - USA — N26Q (hull loss)
- 1973-06-14 — N136C (incident)
- 1973-06-14 — N179L (incident)
- 1973-06-09 — N165WP (incident)
- 1973-06-07 — N250RP (incident)
- 1973-06-05 — Transportes Aéreos de Nayarit (TANSA) — XA-BUT (11 fatal)
- 1973-06-02 — Edwin L. Cook — N8615A (2 fatal)
- 1973-05-31 — SMB Stage Line (Sedalia-Marshall-Boonville Stage Line) — N73JB (1 fatal)
- 1973-05-30 — N711TL (incident)
- 1973-05-11 — Walker's International Airlines — N7697C (hull loss)
- 1973-04-19 — Air Iowa — N310WA (6 fatal)
- 1973-03-31 — N9808Z (incident)
- 1973-03-26 — Goldways — N5000J (1 fatal)
- 1973-03-20 — Buckeye Air Services — N1900R (1 fatal)
- 1973-03-14 — N118L (incident)
- 1973-03-12 — N72Q (incident)
- 1973-03-11 — N788G (incident)
- 1973-02-13 — United States Air Force - USAF (since 1947) (1 fatal)
- 1973-02-07 — Aviation Leasing — N80042 (4 fatal)
- 1973-01-25 — N9863Z (incident)
- 1973-01-20 — Seaboard International — N3721 (hull loss)
- 1973-01-17 — N118L (incident)
- 1972-12-14 — Private Guatemala — TG-HIH (incident)
- 1972-12-12 — N3329G (incident)
- 1972-12-05 — N2991 (incident)
- 1972-11-29 — N717B (2 fatal)
- 1972-11-29 — Luthi Aviation — N717R (2 fatal)
- 1972-11-18 — Miami Aircraft Ventures — N5299C (1 fatal)
- 1972-11-17 — Metro Air System — N2700S (11 fatal)
- 1972-11-08 — Gateway Aviation — CF-RLD (3 fatal)
- 1972-10-25 — N9904Z (incident)
- 1972-10-22 — N270QS (incident)
- 1972-09-23 — Tobey Inc. — N107T (2 fatal)
- 1972-09-17 — Robert H. Ford — N21DD (4 fatal)
- 1972-09-13 — N281H (incident)
- 1972-09-07 — N9909Z (incident)
- 1972-08-23 — N90682 (incident)
- 1972-08-20 — N139V (incident)
- 1972-08-04 — Placido Nieves Diaz — N103P (hull loss)
- 1972-07-05 — CF-WWU (incident)
- 1972-07-04 — N2344 (incident)
- 1972-06-24 — Ilford Riverton Airways — CF-IRY (9 fatal)
- 1972-06-22 — Quaker City Airways — N42A (1 fatal)
- 1972-06-10 — Sierra West Air — N7526 (1 fatal)
- 1972-06-03 — Smyer Commuter Air Lines — N234AP (2 fatal)
- 1972-05-23 — Sabourin Lake Airways — CF-NHW (hull loss)
- 1972-05-20 — RCR Development Company — N8643E (hull loss)
- 1972-05-02 — N3666G (incident)
- 1972-04-27 — N5640D (incident)