South Korea intends to have two of its F-35As in the country by end of March. After which, two aircraft will fly across the Pacific ocean each month until there are 10 F-35As with the South Korean Air Force.
U.S. Department of Defense Current Photos [Public domain], via Wikimedia Commons
The training detachment at Luke Air Force Base will have six F-35As as well.
Korea Times says the jets will stop in Hawaii and Guam en route.