Transit Center at Manas (formerly Manas Air Base and unofficially Ganci Air Base) is a former U.S. military installation at Manas International Airport, near Bishkek, the capital of Kyrgyzstan. It was primarily operated by the U.S. Air Force. The primary unit at the base was the 376th Air Expeditionary Wing. On 3 June 2014 American troops vacated the base and it was handed over back to the Kyrgyzstan military.The base was opened in December 2001 to support U.S.