| 2010-12-31 | 🇺🇸Weyers Cave, United States | Eurocopter EC135 P2 | 2 | fatal | Midair collision | NTSB |
| 2010-12-29 | 🇺🇸Cherry Point, United States | Eurocopter MBB-BK | - | minor | Pilot error | NTSB |
| 2010-12-28 | 🇩🇪Jena-Isserstedt, Germany | MD Helicopters 600 | - | serious | Unknown | NTSB |
| 2010-12-27 | 🇭🇰Shing Mun Reservoir, Hong Kong | Eurocopter AS 332L2 Super Puma Mk2 | - | minor | Mechanical failure | CAD Hong Kon |
| 2010-12-22 | 🇺🇸Hemphill, United States | Robinson R44 II | - | unknown | Unknown | NTSB |
| 2010-12-21 | 🇧🇷Aracaju, Brazil | Bell 206 | 1 | fatal | Unknown | NTSB |
| 2010-12-21 | 🇨🇷Bataan, Costa Rica | Bell UH-1B | - | unknown | Unknown | NTSB |
| 2010-12-19 | 🇺🇸La Monte, United States | Eurocopter AS350B2 | - | serious | Mechanical failure | NTSB |
| 2010-12-10 | 🇺🇸Isom, United States | Bell 206B | - | minor | Wire strike | NTSB |
| 2010-12-09 | 🇫🇷Tourrettes-sur-Loup, France | Robinson R22 | 2 | fatal | Unknown | NTSB |
| 2010-12-08 | 🇺🇸Canal Point, United States | Bell 206L-3 | - | serious | Pilot error | NTSB |
| 2010-12-08 | 🇺🇸Canal Point, United States | Robinson R44 | - | unknown | Unknown | NTSB |
| 2010-12-08 | 🇺🇸Pahokee, United States | Robinson R44 II | - | unknown | Unknown | NTSB |
| 2010-12-04 | 🇺🇸Boston, United States | Eurocopter BK117 C-1 | - | minor | Mechanical failure | NTSB |
| 2010-11-23 | 🇮🇪Baltinglass, Co Wicklow, Ireland | Robinson R44 II | - | minor | Pilot error | AAIU |
| 2010-11-22 | 🇺🇸Riverdale, United States | Bell 407 | - | minor | Unknown | NTSB |
| 2010-11-15 | 🇺🇸Salem, United States | Hughes 369D | - | serious | Unknown | NTSB |
| 2010-11-15 | 🇺🇸Madison, United States | Hiller UH-12E | - | unknown | Pilot error | NTSB |
| 2010-11-14 | 🇺🇸Broomfield, United States | Schweizer 300C | - | unknown | Pilot error | NTSB |
| 2010-11-14 | 🇺🇸Post, United States | Brantly B-2B | 1 | fatal | Pilot error | NTSB |
| 2010-11-13 | 🇲🇽Trujillo, Mexico | Bell 412EP | 3 | fatal | Unknown | NTSB |
| 2010-11-12 | 🇺🇸Pacoima, United States | Eurocopter AS350B2 | - | minor | Mechanical failure | NTSB |
| 2010-11-09 | 🇦🇺Rolleston, Australia | Robinson R22 | 1 | fatal | Unknown | NTSB |
| 2010-11-07 | 🇳🇵Ama Dablam, Nepal | Eurocopter AS350B3 | 2 | fatal | Under investigation | Fishtail Air |
| 2010-11-03 | 🇺🇸Meeker, United States | Bell 206 | 1 | fatal | Wire strike | NTSB |
| 2010-10-30 | 🇺🇸Thomas, United States | Hughes 369E | 1 | fatal | Wire strike | NTSB |
| 2010-10-29 | 🇺🇸Prescott, United States | Robinson R22 Beta | - | unknown | Unknown | NTSB |
| 2010-10-28 | 🇦🇶Terre Adélie, Antarctica | Eurocopter AS 350B3 Ecureuil | 4 | fatal | Weather | BEA |
| 2010-10-24 | 🇮🇸Mount Esja, near Reykjavík, Iceland | RotorWay Exec 162F | - | unknown | Unknown | Iceland Revi |
| 2010-10-23 | 🇺🇸New Castle, United States | Agusta A109 | 3 | fatal | Unknown | NTSB |
| 2010-10-16 | 🇺🇸Englewood, United States | Schweizer 269C | - | unknown | Pilot error | NTSB |
| 2010-10-15 | 🇺🇸Clarkson Valley, United States | Bell 206B | 1 | fatal | Unknown | NTSB |
| 2010-10-15 | 🇲🇽Minatitlan Veracruz, Mexico | Bell 212 | 8 | fatal | Unknown | NTSB |
| 2010-10-14 | 🇺🇸Auburn, United States | Bell 206B | - | minor | Wire strike | NTSB |
| 2010-10-13 | 🇺🇸Newton, United States | Bell 206B | - | serious | Unknown | NTSB |
| 2010-10-12 | 🇺🇸Long Beach, United States | Robinson R22 Beta | - | serious | Unknown | NTSB |
| 2010-10-08 | 🇺🇸Scappoose, United States | Robinson R22 | - | minor | Unknown | NTSB |
| 2010-10-06 | 🇺🇸Titusville, United States | Schweizer 269C-1 | - | unknown | Pilot error | NTSB |
| 2010-10-04 | 🇷🇴near Maliuc, Tulcea, Romania | Robinson R44 Raven II | - | minor | Unknown | Monitorul de |
| 2010-09-30 | 🇺🇸Meadview, United States | Eurocopter EC130 | - | minor | Pilot error | NTSB |
| 2010-09-30 | 🇺🇸Portland, United States | Robinson R22 | - | unknown | Unknown | NTSB |
| 2010-09-30 | 🇸🇬Woodlands, Singapore | Boeing AH-64D | - | minor | Mechanical failure | AsiaOne |
| 2010-09-26 | 🇺🇸Gaston, United States | Bell 47G | - | unknown | Pilot error | NTSB |
| 2010-09-25 | 🇺🇸Pattison, United States | RotorWay Rotorway | 1 | fatal | Mechanical failure | NTSB |
| 2010-09-24 | 🇺🇸Taylorsville, United States | Bell OH-58A | - | serious | Mechanical failure | NTSB |
| 2010-09-24 | 🇺🇸Covington, United States | Eurocopter AS350 | - | unknown | Unknown | NTSB |
| 2010-09-22 | 🇺🇸Brooklyn, United States | Bell 412 | - | unknown | Mechanical failure | NTSB |
| 2010-09-21 | 🇺🇸Mecca, United States | Hiller UH-12E | - | unknown | Pilot error | NTSB |
| 2010-09-20 | 🇺🇸Schaumburg, United States | Schweizer 269C | - | minor | Mechanical failure | NTSB |
| 2010-09-19 | 🇺🇸Halifax, United States | Composite FX Mosquito XEL | 1 | fatal | Unknown | NTSB |
| 2010-09-18 | 🇭🇳San Pedro Sula, Honduras | Bell 206 | 1 | fatal | Unknown | NTSB |
| 2010-09-18 | 🇺🇸Covington, United States | Bell OH-58A | - | minor | Mechanical failure | NTSB |
| 2010-09-17 | 🇺🇸Duluth, United States | Robinson R44 II | - | unknown | CFIT / Terrain | NTSB |
| 2010-09-17 | 🇺🇸Pikes Peak, United States | Eurocopter AS355F1 | - | serious | Unknown | NTSB |
| 2010-09-16 | 🇺🇸Mammoth, United States | Robinson R44 II | - | serious | Mechanical failure | NTSB |
| 2010-09-15 | 🇧🇷Lagoa do Triunfo, Brazil | Robinson R44 | 4 | fatal | Under investigation | NTSB |
| 2010-09-11 | 🇲🇭Majuro, Marshall Islands | Hughes OH-6A | 1 | fatal | Unknown | NTSB |
| 2010-09-10 | 🇧🇷Itanhaem, Brazil | Robinson R44 | 2 | fatal | CFIT / Terrain | NTSB |
| 2010-09-07 | 🇺🇸Winters, United States | Aerospatiale SA315B | - | minor | Unknown | NTSB |
| 2010-09-04 | 🇺🇸Los Angeles, United States | Bell 222U | - | unknown | Pilot error | NTSB |
| 2010-09-03 | 🇺🇸Salinas, United States | Bell 47G | - | serious | Unknown | NTSB |
| 2010-09-03 | 🇲🇽Tuxtlas, Mexico | Bell OH-58 | 2 | fatal | Unknown | NTSB |
| 2010-08-31 | 🇺🇸Walnut Grove, United States | Bell 206L-1 | 3 | fatal | Weather | NTSB |
| 2010-08-31 | 🇺🇸Kamiah, United States | Hiller UH-12E | 3 | fatal | Wire strike | NTSB |
| 2010-08-31 | 🇺🇸Caldwell, United States | Schweizer 269C | - | unknown | Unknown | NTSB |
| 2010-08-30 | 🇺🇸Marion, United States | Bell 407 | - | minor | Unknown | NTSB |
| 2010-08-22 | 🇺🇸San Diego, United States | Robinson R44 | - | serious | Mechanical failure | NTSB |
| 2010-08-18 | 🇺🇸Titusville, United States | Schweizer 269C-1 | - | unknown | Unknown | NTSB |
| 2010-08-17 | 🇰🇪Lake Logipi, Kenya | Eurocopter EC130 B4 | - | serious | Pilot error | HeliHub |
| 2010-08-17 | 🇩🇿Ben Bakhta, Corso, Algeria | Eurocopter AS 350B3 Ecureuil | 2 | fatal | Wire strike | El Watan |
| 2010-08-16 | 🇺🇸Warrenton, United States | Bell UH-1H | - | unknown | Unknown | NTSB |
| 2010-08-14 | 🇺🇸Mack, United States | Robinson R22 Beta | - | unknown | Pilot error | NTSB |
| 2010-08-14 | 🇳🇱Stroe, Netherlands | Robinson R44 II | - | serious | Pilot error | Dutch Safety |
| 2010-08-13 | 🇺🇸Rocky Mount, United States | Bell 206B | - | minor | Unknown | NTSB |
| 2010-08-12 | 🇮🇹Milazzo, Italy | Robinson R44 | 4 | fatal | Unknown | NTSB |
| 2010-08-08 | 🇧🇾Minsk, Belarus | Hughes 369 | 1 | fatal | Unknown | NTSB |
| 2010-08-08 | 🇵🇷Aguadilla, Puerto Rico | Robinson R44 | - | unknown | Unknown | NTSB |
| 2010-08-08 | 🇺🇸Pettus, United States | Robinson R22 | - | unknown | Unknown | NTSB |
| 2010-08-07 | 🇺🇸Lakeview, United States | Schweizer 269B | - | serious | Unknown | NTSB |
| 2010-08-04 | 🇺🇸Baldwin, United States | Schweizer 269C | - | unknown | Unknown | NTSB |
| 2010-08-04 | 🇺🇸Venice, United States | Bell 430 | - | minor | Unknown | NTSB |
| 2010-08-02 | 🇺🇸Blairsville, United States | Robinson R44 II | 2 | fatal | CFIT / Terrain | NTSB |
| 2010-07-31 | 🇺🇸Kountze, United States | Bell OH-58A | - | serious | Unknown | NTSB |
| 2010-07-29 | 🇺🇸Libertad, United States | Bell 206B | 1 | fatal | Unknown | NTSB |
| 2010-07-29 | 🇺🇸Holly Hill, United States | Hiller UH-12E | - | serious | Unknown | NTSB |
| 2010-07-28 | 🇺🇸Newport, United States | Bell OH-58A+ | - | unknown | Mechanical failure | NTSB |
| 2010-07-28 | 🇺🇸Tucson, United States | Eurocopter AS350B3 | 3 | fatal | Mechanical failure | NTSB |
| 2010-07-28 | 🇺🇸St. Olaf, United States | Bell 206 | - | unknown | Unknown | NTSB |
| 2010-07-26 | 🇷🇴near Fundata-Zarnesti, Brasov, Romania | Sikorsky S-65C-3 | 7 | fatal | Unknown | MApN |
| 2010-07-26 | 🇺🇸Gulf of Mexico, United States | Bell 206 | - | minor | Unknown | NTSB |
| 2010-07-24 | 🇺🇸Rochester, United States | Bell 47G-4A | 1 | fatal | Mechanical failure | NTSB |
| 2010-07-24 | 🇺🇸Big Bear City, United States | Bell 206B II | - | minor | Unknown | NTSB |
| 2010-07-23 | 🇺🇸New Hampton, United States | Bell 206B | - | unknown | Wire strike | NTSB |
| 2010-07-23 | 🇦🇹Salzburg, Austria | Bell 204 | 1 | fatal | Unknown | NTSB |
| 2010-07-22 | 🇺🇸Kingfisher, United States | Eurocopter AS350B2 | 2 | fatal | Pilot error | NTSB |
| 2010-07-19 | 🇺🇸Roseville, United States | Bell 206 | - | unknown | Unknown | NTSB |
| 2010-07-19 | 🇺🇸Wells, United States | Bell 206 | - | serious | Pilot error | NTSB |
| 2010-07-19 | 🇺🇸Shreveport, United States | Robinson R44 II | - | unknown | Pilot error | NTSB |
| 2010-07-16 | 🇺🇸Salt Lake City, United States | Robinson R44 II | - | serious | Pilot error | NTSB |
| 2010-07-16 | 🇧🇷Novo Horizonte, Brazil | Robinson R44 | 1 | fatal | Unknown | NTSB |