FLIGHT FINDINGSAVIATION OCCURRENCE MAP

Aircraft type

Helio H-391 accidents and incidents

Occurrences involving a Helio H-391, with variants merged.

14 records from 1968 to 2025, 1 of them fatal. Most often in Alaska.

Leaves out 22 unreviewed and minor records. Include them

Show on the map Statistics
Occurrences1414 accidents · 0 incidents · 13 mapped
Fatal occurrences1Fatality total known for 14 of 14
Reported fatalities4Plus 0 serious injuries reported
Years1968–202510 Jul 1968 – 18 Aug 2025

By year

Helio H-391: occurrences by year
YearOccurrencesFatal occurrencesFatalities
19681 occurrences in 1968, 1 fatal. The bar is scaled to 1983 (2).14
19832 occurrences in 1983, 0 fatal. The bar is scaled to 1983 (2).00
19851 occurrences in 1985, 0 fatal. The bar is scaled to 1983 (2).00
19891 occurrences in 1989, 0 fatal. The bar is scaled to 1983 (2).00
19901 occurrences in 1990, 0 fatal. The bar is scaled to 1983 (2).00
19911 occurrences in 1991, 0 fatal. The bar is scaled to 1983 (2).00
19921 occurrences in 1992, 0 fatal. The bar is scaled to 1983 (2).00
19931 occurrences in 1993, 0 fatal. The bar is scaled to 1983 (2).00
20011 occurrences in 2001, 0 fatal. The bar is scaled to 1983 (2).00
20021 occurrences in 2002, 0 fatal. The bar is scaled to 1983 (2).00
20031 occurrences in 2003, 0 fatal. The bar is scaled to 1983 (2).00
20191 occurrences in 2019, 0 fatal. The bar is scaled to 1983 (2).00
20251 occurrences in 2025, 0 fatal. The bar is scaled to 1983 (2).00

Airports most often reported

Helio H-391: airports most often reported
AirportOccurrencesShareFatal occurrencesFatalities
Anvik Seaplane Base (K40)Anvik Seaplane Base (K40): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row.7.1%00
Bozeman Yellowstone International Airport (BZN)Bozeman Yellowstone International Airport (BZN): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Cheyenne Regional Jerry Olson Field (CYS)Cheyenne Regional Jerry Olson Field (CYS): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Columbia Gorge Regional Airport (DLS)Columbia Gorge Regional Airport (DLS): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Custer Airport (TTF)Custer Airport (TTF): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Davenport Municipal Airport (DVN)Davenport Municipal Airport (DVN): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Fairbanks International Airport (FAI)Fairbanks International Airport (FAI): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Fort Yukon Airport (FYU)Fort Yukon Airport (FYU): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
Ken Jernstedt Airfield (4S2)Ken Jernstedt Airfield (4S2): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00
King County International Airport - Boeing Field (BFI)King County International Airport - Boeing Field (BFI): 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Anvik Seaplane Base (K40), 1).7.1%00

US states and territories

Helio H-391: US states and territories
StateOccurrencesShareFatal occurrencesFatalities
AlaskaAlaska: 5 occurrences, 35.7% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row.35.7%00
MichiganMichigan: 3 occurrences, 21.4% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Alaska, 5).21.4%00
ArizonaArizona: 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Alaska, 5).7.1%00
MassachusettsMassachusetts: 1 occurrences, 7.1% of the occurrences shown. 1 were fatal. The bar is scaled to the largest row (Alaska, 5).7.1%14
MontanaMontana: 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Alaska, 5).7.1%00
OregonOregon: 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Alaska, 5).7.1%00
WashingtonWashington: 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Alaska, 5).7.1%00
WyomingWyoming: 1 occurrences, 7.1% of the occurrences shown. 0 were fatal. The bar is scaled to the largest row (Alaska, 5).7.1%00

Deadliest occurrences

Helio H-391: deadliest occurrences
OccurrenceDateTotal fatalitiesLocationAircraft
Helio H-391B · Royalston, MA10 Jul 19684Royalston, MA, United States2

All occurrences

Showing 14 of 14, newest first

  1. CEN25LA325 · Helio H-391B

    18 Aug 2025 · Monroe, MI, United States

    Show on map
  2. ANC19LA027 · Helio H391 B

    11 Jun 2019 · Hope, AK, United States

    Show on map
  3. ANC03LA070 · Helio H-391B

    7 Jul 2003 · Big Lake, AK, United States

    Show on map
  4. DEN02LA048 · Helio H-391B

    24 May 2002 · Cheyenne, WY, United States

    Show on map
  5. ANC01LA066 · Helio H-391B

    2 Jun 2001 · ANVIK, AK, United States

    Show on map
  6. ANC94LA007 · Helio H-391-B

    7 Oct 1993 · BEAVER CREEK, AK, United States · not on the map

  7. SEA92LA191 · Helio H-391B

    25 Aug 1992 · Edmonds, WA, United States

    Show on map
  8. LAX91LA144 · Helio H391B

    23 Mar 1991 · Prescott, AZ, United States

    Show on map
  9. ANC90LA178 · Helio H-391B

    13 Sept 1990 · CIRCLE, AK, United States

    Show on map
  10. CHI90LA031 · Helio H-391B

    20 Nov 1989 · Plainwell, MI, United States

    Show on map
  11. DEN86LA040 · Helio H-391B

    6 Dec 1985 · Bozeman, MT, United States

    Show on map
  12. SEA84LA026 · Helio H-391B

    19 Nov 1983 · Hood River, OR, United States

    Show on map
  13. CHI83LA248 · Helio H-391B

    5 Jun 1983 · CROTON, MI, United States

    Show on map
  14. Helio H-391B · Royalston, MA

    10 Jul 1968 · Royalston, MA, United States · 4 fatal

    Show on map