With the conclusion of the final sweep, 19 September, Lark returned to Kirkwall for a brief rest after the assignment, made more dangerous by the strong winds, rough seas, and poor visibility of the North Sea. She got underway for the United States 1 October and steaming via Plymouth, England, Brest, and Lisbon, and arrived in New York 19 November.
Following the completion of the final sweep on September 19, Lark headed back to Kirkwall for a brief rest after the assignment became more hazardous due to strong winds, rough seas, and poor visibility in the North Sea. She set sail for the United States on October 1 and steamed via Plymouth, England, Brest, and Lisbon before arriving in New York on November 19.