The three countries are likely to conduct the exercise on Sunday and are coordinating the locations, South Korea's Dong-a Ilbo newspaper reported, citing a government source.
A South Korean defence ministry official declined to confirm or comment on the details of the aerial exercise.
General Kim Seung-kyum, who chairs the South's Joint Chiefs of Staff, said at a parliamentary hearing last week that the three countries were planning to stage joint aerial drills, local media reported.
The U.S. nuclear-capable B-52 bomber, which is currently deployed in South Korea, made a rare flyover at a South Korean defence exhibition on Tuesday.
In a further sign of growing trilateral security cooperation, South Korea, the United States and Japan have completed work on a three-way communications hotline, Yonhap news agency reported on Tuesday, citing a senior Seoul official.
Persons:
Se Jong, Yul Gog Yi, Navy's Arleigh Burke, John Finn, David, Kim Seung, Hyunsu Yim, Raju Gopalakrishnan
Organizations:
Republic of Korea Navy, Self, Defense Force, U.S, Navy's, Ilbo, Chiefs of Staff, Seoul, Thomson
Locations:
Republic, SEOUL, South Korea, United States, Japan, U.S, Korean, North Korea