Convoy routes

Convoy route ON

CodeON
RouteOutward, northbound
AreaNorth Atlantic and UK coastal waters
NotesConvoys from the UK to North America, sometimes listed with prefix S (slow) or F (fast).
ConvoysDateLosses

1941

ON-4Aug 19411 ship sunk with a total of 925 tons.
ON-14Sep 19413 ships sunk with a total of 16,477 tons.
ON-16Sep 19411 ship sunk with a total of 1,590 tons.
ON-19Oct 19413 ships sunk with a total of 23,503 tons.
ON-19AOct 19411 ship sunk with a total of 4,652 tons.
ON-27Nov 19411 ship sunk with a total of 3,872 tons.

1942

ON-55Jan 19425 ships sunk with a total of 25,524 tons.
ON-52Jan 19422 ships sunk with a total of 16,193 tons.
ON-53Jan 19425 ships sunk with a total of 19,955 tons.
ON-54Jan 19421 ship sunk with a total of 9,626 tons.
ON-56Jan 19424 ships sunk with a total of 32,537 tons.
ON-60Feb 19424 ships sunk with a total of 18,696 tons.
ON-63Feb 19422 ships sunk with a total of 7,871 tons.
ON-62Feb 19422 ships sunk with a total of 10,563 tons.
ON-66Feb 19422 ships sunk with a total of 11,895 tons.
ON-68Mar 19421 ship sunk with a total of 5,719 tons.
ON-70Mar 19421 ship sunk with a total of 3,089 tons.
ON-80Apr 19421 ship sunk with a total of 5,249 tons.
ON-89May 19421 ship sunk with a total of 6,994 tons.
ON-93May 19422 ships sunk with a total of 16,247 tons.
ON-113Jul 19423 ships sunk with a total of 18,812 tons.
ON-115Aug 19423 ships sunk with a total of 21,456 tons.
ON-127Sep 19428 ships sunk with a total of 51,619 tons.
ON-131Sep 19421 ship sunk with a total of 7,176 tons.
ON-137Oct 19422 ships sunk with a total of 10,490 tons.
ON-139Oct 19423 ships sunk with a total of 25,471 tons.
ON-142Nov 19422 ships sunk with a total of 8,504 tons.
ON-138Nov 19421 ship sunk with a total of 6,400 tons.
ON-141Nov 19422 ships sunk with a total of 9,171 tons.
ON-145Nov 19423 ships sunk with a total of 17,822 tons.
ON-146Dec 19421 ship sunk with a total of 3,157 tons.
ON-149Dec 19424 ships sunk with a total of 37,670 tons.
ON-153Dec 19424 ships sunk with a total of 19,551 tons.
ON-152Dec 19422 ships sunk with a total of 7,540 tons.

1943

ON-165Feb 19432 ships sunk with a total of 15,667 tons.
ON-166Feb 194314 ships sunk with a total of 88,001 tons.
ON-168Mar 19432 ships sunk with a total of 13,713 tons.
ON-176Apr 19432 ships sunk with a total of 3,104 tons.
ON-178Apr 19431 ship sunk with a total of 3,025 tons.
ON-202Sep 194310 ships sunk with a total of 41,277 tons.

1944

ON-217Jan 19441 ship sunk with a total of 7,359 tons.
ON-219Jan 19441 ship sunk with a total of 7,176 tons.
ON-224Feb 19441 ship sunk with a total of 1,300 tons.

1945

ON-277Jan 19451 ship sunk with a total of 7,198 tons.


44 ON convoys successfully attacked in the war.
117 ships were sunk with a total of 673,836 GRT.

Locations of ships hit from convoy route ON.

sunk ship. damaged ship.

Approximate convoy routes are shown in a red line. You may have to zoom out to see all data.
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