RAF Ferry Command, Dorval, Quebec. Hudson Mk IIIa FH-233 missing at sea en-route from Dorval, Quebec to the United Kingdom, crashing off the coast of County Sligo, Northern Ireland.
Aircraft went down in the sea off Carrowabinna Point, Donegal Bay, County Sligo. The body of F/Lt Constabaris was found six days later off Drumbannon Point, Donegal Bay, County Sligo.
Killed: F/Lt James Constabaris RCAF pilot C/1087 KIFA Irvinestown Church of Ireland Churchyard Plot 1. Grave 1. Pilot Officer Kenneth Busbridge Dyer RAF KIFA Ottawa Memorial Panel 1. Column 3. Sergeant Donald Eugene Engemoen RCAF R/103709 KIFA Ottawa Memorial Panel 1. Column 5.