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Last updated: 20 October 2021
Date:Friday 23 July 1965
Type:Silhouette image of generic CVLP model; specific model in this crash may look slightly different
Convair CV-440
Operator:Allegheny Airlines
Registration: N8415H
MSN: 125
First flight: 1953
Total airframe hrs:26266
Crew:Fatalities: 0 / Occupants: 4
Passengers:Fatalities: 0 / Occupants: 36
Total:Fatalities: 0 / Occupants: 40
Aircraft damage: Damaged beyond repair
Location:8 km (5 mls) ENE of Montoursville, PA (   United States of America)
Phase: Initial climb (ICL)
Nature:Domestic Scheduled Passenger
Departure airport:Williamsport-Lycoming County Airport, PA (IPT/KIPT), United States of America
Destination airport:Wilkes-Barre/Scranton International Airport, PA (AVP/KAVP), United States of America
Flightnumber: 604
The Convair was turning back to the airport with the no. 2 engine on fire and the prop feathered when it struck the crest of a ridge, 600 feet above runway elevation. The aircraft was on a flight from Pittsburgh to Newark via Dubois, Phillipsburg, Williamsport, Wilkes-Barre.

Probable Cause:

PROBABLE CAUSE: Failure of the crew to implement proper procedures for an engine failure on take-off.

» ICAO Circular 88-AN/74 (161-167)
» WCAA 2nd ed. / C.Y. Kimura


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This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Williamsport-Lycoming County Airport, PA to Wilkes-Barre/Scranton International Airport, PA as the crow flies is 100 km (62 miles).
Accident location: Exact; as reported in the official accident report.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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