Probable cause
Midair collision helicopter accidents
Incidents where two aircraft collided in flight. Each aircraft is recorded separately, so one collision appears as two entries.
Total incidents
43
Confirmed fatalities
195
Fatal incidents
24
Fatal rate
55.8%
Most affected countries
🇺🇸 United States18 incidents
🇭🇺 Hungary5 incidents
🇵🇹 Portugal4 incidents
🇳🇵 Nepal2 incidents
🇧🇷 Brazil2 incidents
Most affected aircraft
How many helicopter crashes are caused by midair collision?
43 incidents in this database are attributed to midair collision, causing 195 deathsacross 24 fatal accidents, between 1971 and 2026.
Where does this happen most?
Most often in United States, with 18 records, then Hungary with 5.
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