The ground echelon departed 16 July 1942 on the first stage of the movement to England.
Two days later the ground echelon arrived at Deversoir.
Completed final training and ground echelon began movement overseas on 19 October 1943.
For the ground echelon, it meant a miserably long sea voyage.
It was joined by the ground echelon on 29 May 1945, marking the group's official change of station.
The ground echelon moved forward by truck, and the eight JN-3s took off at 17:10.
The ground echelon of the group, having had to travel by sea, did not arrive until a month later.
Now they would be able to get more rest because of the crew members who had come over with the ground echelon.
The ground echelon left Great Falls on 8 June 1943.
Headquarters and the ground echelon of the 801st were stood up as the 492d.