| 2015-12-29 | 🇬🇧Near Barn Farm, Ruddington, Nottinghamshire, United Kingdom | Westland Scout AH.1 | - | serious | Mechanical failure | AAIB |
| 2015-12-21 | 🇺🇸Warrenton, United States | Schweizer 269C | - | unknown | Unknown | NTSB |
| 2015-12-16 | 🇬🇹Mixco, Guatemala | Bell 407 | - | serious | Unknown | NTSB |
| 2015-12-16 | 🇺🇸Valdez, United States | Robinson R44 II | - | minor | Mechanical failure | NTSB |
| 2015-12-15 | 🇺🇸Superior, United States | Eurocopter AS350 | 2 | fatal | Unknown | NTSB |
| 2015-12-12 | 🇦🇷Mendoza Province, Argentina | Bell 206 | 2 | fatal | Unknown | NTSB |
| 2015-12-11 | 🇺🇸McFarland, United States | Bell 407 | 4 | fatal | Unknown | NTSB |
| 2015-12-10 | 🇲🇽Salinas Victoria, Mexico | Enstrom 280 | - | serious | Unknown | NTSB |
| 2015-12-09 | 🇦🇪off Skydive Dubai Palm Dropzone, United Arab Emirates | AutoGyro MTOsport | 1 | fatal | Pilot error | GCAA |
| 2015-12-09 | 🇺🇸West Palm Beach, United States | Robinson R44 | - | unknown | Unknown | NTSB |
| 2015-12-07 | 🇺🇸Angleton, United States | MD Helicopters 600N | - | unknown | Unknown | NTSB |
| 2015-12-06 | 🇮🇪Hook Head, Ireland | Sikorsky S-92A | 1 | fatal | Pilot error | AAIU |
| 2015-12-01 | 🇺🇸Venice, United States | Robinson R22 | - | serious | Pilot error | NTSB |
| 2015-11-28 | 🇪🇬near Cairo, Egypt | Mil Mi-17 | - | serious | Unknown | The Independent |
| 2015-11-26 | 🇺🇸Destin, United States | Robinson R44 II | - | minor | Mechanical failure | NTSB |
| 2015-11-25 | 🇬🇧Bilsdale, North Yorkshire, United Kingdom | Eurocopter EC135 T1 | - | minor | Pilot error | AAIB |
| 2015-11-24 | 🇦🇫Faryab province, Afghanistan | Mil Mi-17-1V | 3 | fatal | Hostile action | Valan ICC |
| 2015-11-24 | 🇺🇸Carlisle, United States | Hughes 369D | - | minor | Mechanical failure | NTSB |
| 2015-11-22 | 🇯🇵Annaka City, Japan | Robinson R22 | 2 | fatal | Unknown | NTSB |
| 2015-11-21 | 🇳🇿Fox Glacier, New Zealand | Eurocopter AS350 | 7 | fatal | CFIT / Terrain | NTSB |
| 2015-11-21 | 🇭🇳Justo Romero, Honduras | Bell 407 | - | minor | Unknown | NTSB |
| 2015-11-20 | 🇵🇹Ponte de Sor, Portugal | Schweizer 269C | - | serious | Wire strike | Correio da M |
| 2015-11-19 | 🇺🇸Apple Valley, United States | Eurocopter EC135 | - | minor | Unknown | NTSB |
| 2015-11-18 | 🇺🇸Carlsbad, United States | Eurocopter AS350B3e | 2 | fatal | Unknown | NTSB |
| 2015-11-17 | 🇳🇮San Carlos, Nicaragua | Bell 206 | 3 | fatal | Weather | NTSB |
| 2015-11-16 | 🇺🇸Goshen, United States | Eurocopter EC120B | - | minor | Mechanical failure | NTSB |
| 2015-11-14 | 🇺🇸Sugarland, United States | Robinson R22 Beta | - | unknown | Unknown | NTSB |
| 2015-11-13 | 🇺🇸Alpine, United States | Robinson R44 II | - | serious | Pilot error | NTSB |
| 2015-11-11 | 🇧🇷Sirinhaem Municipality, Brazil | Robinson R66 | - | minor | Unknown | NTSB |
| 2015-11-06 | 🇺🇸Monongahela, United States | Eurocopter EC135 | - | unknown | Mechanical failure | NTSB |
| 2015-11-04 | 🇺🇸Mount Pocono, United States | Schweizer 269C-1 | - | unknown | Unknown | NTSB |
| 2015-11-03 | 🇺🇸Sedro-Woolley, United States | Hughes 369D | - | minor | Mechanical failure | NTSB |
| 2015-11-02 | 🇺🇸Dallas, United States | Bell 206B | - | unknown | Mechanical failure | NTSB |
| 2015-11-02 | 🇺🇸San Antonio, United States | Bell 407 | - | minor | Mechanical failure | NTSB |
| 2015-10-30 | 🇺🇸Marion, United States | Hughes 369D | - | minor | Mechanical failure | NTSB |
| 2015-10-30 | 🇺🇸Cameron, United States | Bell 407 | - | unknown | Unknown | NTSB |
| 2015-10-30 | 🇮🇹Tronzano Vercellese, Italy | Leonardo AW609 | 2 | fatal | Mechanical failure | Wikipedia |
| 2015-10-27 | 🇨🇦Asquith, Saskatchewan, Canada | Bell 206B | 1 | fatal | Under investigation | NTSB |
| 2015-10-26 | 🇺🇸Deadhorse, United States | Eurocopter AS350 | - | minor | Unknown | NTSB |
| 2015-10-25 | 🇧🇷Guarani Municipality, Brazil | Robinson R44 | 1 | fatal | Unknown | NTSB |
| 2015-10-24 | 🇺🇸Folsom, United States | Eurocopter AS350B3 | - | minor | Pilot error | NTSB |
| 2015-10-21 | 🇰🇮off Christmas Island, Kiribati | Bell 206B II | - | minor | Pilot error | NTSB |
| 2015-10-18 | 🇺🇸Searchlight, United States | Bell 47G | - | unknown | Unknown | NTSB |
| 2015-10-15 | 🇺🇸Dickinson, United States | Bell 206L-3 | - | minor | Mechanical failure | NTSB |
| 2015-10-12 | 🇦🇫Kharwar district, Afghanistan | Mil | - | serious | Mechanical failure | New York Times |
| 2015-10-11 | 🇦🇫Resolute Support HQ, Kabul, Afghanistan | Westland Puma HC.2 | 5 | fatal | Wire strike | UK Service Inquiry |
| 2015-10-06 | 🇺🇸Ketchikan, United States | Robinson R44 II | - | unknown | Unknown | NTSB |
| 2015-10-06 | 🇲🇽Xalapa, Mexico | Bell 430 | 2 | fatal | Unknown | NTSB |
| 2015-10-05 | 🇺🇸Huntsville, United States | Bell 47G | - | unknown | Unknown | NTSB |
| 2015-10-05 | 🇺🇸Parkston, United States | Robinson R44 | - | serious | Unknown | NTSB |
| 2015-10-05 | 🇺🇸Devine, United States | Robinson R44 II | - | unknown | Wire strike | NTSB |
| 2015-09-26 | 🇸🇦Jizan Province, Saudi Arabia | Boeing AH-64A | - | unknown | Hostile action | Fars News |
| 2015-09-25 | 🇬🇧Elstree Aerodrome, Hertfordshire, United Kingdom | Robinson R22 Beta | - | minor | Pilot error | AAIB |
| 2015-09-25 | 🇺🇸Eustis, United States | Schweizer 269 | - | serious | Unknown | NTSB |
| 2015-09-24 | 🇺🇸Woodville, United States | Bell 206B | - | serious | Mechanical failure | NTSB |
| 2015-09-24 | 🇺🇸Ozark, United States | Bell 206 | - | minor | Unknown | NTSB |
| 2015-09-24 | 🇬🇹San Agustine Guatemala, Guatemala | Bell 407 | - | unknown | Under investigation | NTSB |
| 2015-09-23 | 🇧🇷Maceio, Brazil | Bell 206 | 4 | fatal | Unknown | NTSB |
| 2015-09-22 | 🇺🇸West Palm Beach, United States | Robinson R44 | - | unknown | Pilot error | NTSB |
| 2015-09-20 | 🇺🇸Thomaston, United States | Bell 206 | - | minor | Unknown | NTSB |
| 2015-09-19 | 🇺🇸Hartford, United States | Schweizer 269B | - | unknown | Unknown | NTSB |
| 2015-09-18 | 🇺🇸Forest Grove, United States | Schweizer 269C | - | unknown | Unknown | NTSB |
| 2015-09-18 | 🇺🇸Fort Glenn, United States | Robinson R44 | - | minor | Mechanical failure | NTSB |
| 2015-09-14 | 🇺🇸Alice, United States | Robinson R44 II | - | minor | Unknown | NTSB |
| 2015-09-13 | 🇬🇧Nottingham Heliport, United Kingdom | Robinson R22 Beta | - | minor | Pilot error | AAIB |
| 2015-09-13 | 🇸🇦Taif, Saudi Arabia | - | 1 | fatal | Mechanical failure | NDTV |
| 2015-09-13 | 🇬🇱Isortoq reindeer station, Greenland | AutoGyro MTOsport | - | serious | Mechanical failure | HCLJ |
| 2015-09-13 | 🇨🇳Chong Qing, China | Bell 407 | 4 | fatal | Unknown | NTSB |
| 2015-09-12 | 🇺🇸Stuart, United States | BABY BELLE | - | minor | Mechanical failure | NTSB |
| 2015-09-12 | 🇬🇧Denham Airfield, Buckinghamshire, United Kingdom | Robinson R66 | - | minor | Pilot error | AAIB |
| 2015-09-09 | 🇨🇦Foleyet, Canada | Robinson R44 | 2 | fatal | Unknown | NTSB |
| 2015-09-09 | 🇺🇸Draper, United States | Eurocopter AS350 | - | unknown | Unknown | NTSB |
| 2015-09-09 | 🇬🇧Church Farm House, Aldbury, Hertfordshire, United Kingdom | Enstrom 480 | - | minor | Pilot error | AAIB |
| 2015-09-03 | 🇰🇮Manra Island, Kiribati | Hughes 369HS | 1 | fatal | Unknown | NTSB |
| 2015-09-03 | 🇦🇫Azra district, Afghanistan | Mil | - | serious | Unknown | Pajhwok |
| 2015-09-03 | 🇺🇸New Smyrna Beach, United States | Hughes 369E | - | serious | Unknown | NTSB |
| 2015-09-02 | 🇨🇦Sept-Iles, Canada | Bell 206B | - | unknown | Under investigation | NTSB |
| 2015-09-01 | 🇨🇴Boyaca, Colombia | Bell 206L-3 | - | unknown | Unknown | NTSB |
| 2015-08-28 | 🇺🇸Cheyenne, United States | Robinson R44 II | - | serious | Unknown | NTSB |
| 2015-08-25 | 🇺🇸Ketchum, United States | Robinson R44 II | - | unknown | Unknown | NTSB |
| 2015-08-23 | 🇺🇸Mesa, United States | Schweizer 269C | - | minor | Mechanical failure | NTSB |
| 2015-08-22 | 🇺🇸Carlos, United States | Robinson R44 II | - | serious | Pilot error | NTSB |
| 2015-08-22 | 🇵🇱Natolin village, Poland | Robinson R44 | - | minor | Mechanical failure | NTSB |
| 2015-08-21 | 🇸🇦Jizan Province, Saudi Arabia | Boeing AH-64D | 2 | fatal | Hostile action | Reuters |
| 2015-08-21 | 🇺🇸Butler, United States | Revolution Helicopter Mini 500 | - | unknown | Unknown | NTSB |
| 2015-08-21 | 🇺🇸Port O'Connor, United States | Bell 429 | - | minor | Mechanical failure | NTSB |
| 2015-08-19 | 🇺🇸Ironside, United States | Sikorsky S-61 | - | minor | Mechanical failure | NTSB |
| 2015-08-19 | 🇺🇸Ronkonkoma, United States | Robinson R22 Beta | - | unknown | Unknown | NTSB |
| 2015-08-18 | 🇺🇸Cresco, United States | Bell 206B | - | minor | Mechanical failure | NTSB |
| 2015-08-18 | 🇺🇸Prescott, United States | Robinson R22 | - | unknown | Unknown | NTSB |
| 2015-08-18 | 🇺🇸Las Vegas, United States | Schweizer 269C | - | minor | Unknown | NTSB |
| 2015-08-17 | 🇺🇸Whittier, United States | Bell 412 | - | unknown | Unknown | NTSB |
| 2015-08-14 | 🇷🇺Sakha Republic, Russia | Robinson R44 | 1 | fatal | Unknown | NTSB |
| 2015-08-14 | 🇵🇾Limpio, Paraguay | Robinson R44 II | 1 | fatal | Unknown | NTSB |
| 2015-08-13 | 🇺🇸Caldwell, United States | Robinson R22 Beta | - | unknown | Unknown | NTSB |
| 2015-08-12 | 🇳🇬Lagos Lagoon off Oworonshoki, Nigeria | Sikorsky S-76C+ | 6 | fatal | Mechanical failure | AIB Nigeria |
| 2015-08-11 | 🇺🇸Clanton, United States | Bell 47D-1 | - | unknown | Unknown | NTSB |
| 2015-08-08 | 🇷🇺Istra, Russia | Robinson R44 | 9 | fatal | Pilot error | Wikipedia |
| 2015-08-08 | 🇵🇹Arcos de Valdevez, Portugal | Eurocopter AS 350B3 Ecureuil | - | minor | Pilot error | Público |
| 2015-08-07 | 🇬🇹Lake Petén Itzá, Guatemala | Bell 206L-1 | - | serious | Unknown | Prensa Libre |