President Donald Trump disembarked from Air Force One for a ceremonial welcome in Beijing on Wednesday. Alex Wong/Getty Images Updated 2026-05-13T20:48:06.192Z Any Air Force plane carrying a US president is called Air Force One. President John F. Kennedy was the first to use a jet designed specifically for a US president. President Donald Trump accepted a luxury jet from Qatar that could serve as a new Air Force One. Nicknamed the "flying Oval Office, " Air Force One has long functioned as the president's flying command center, office, and private quarters. Since the mid-20th century, US presidents have flown on special planes designated " Air Force One " while carrying out their official duties. The modern Air Force One is equipped with everything the president might need, including office spaces, two kitchens, a stateroom with sleeping quarters, and a fully functional operating room.…