The Lockheed AP-3C long-range aircraft had been searching in the South China Sea for the Boeing 777-200 that lost contact while flying from Kuala Lumpur to Beijing on March 8.
"They will be appropriately re-tasked, given the changing search patterns," he said, pledging any other assistance that Malaysia may request.
"We want to be a good friend to Malaysia," the prime minister said. "If the Malaysians want additional help, we certainly stand ready to supply it."
DPA