Plattsburgh International Airport June 14, 2012, offering up to three flights daily to Boston on a variety of turboprop regional airliners. After Colgan Air went defunct, the relatively unknown Alaska-based airline PenAir was chosen as its replacement when the airline decided to serve destinations in the northeast U.S. PenAir serves Plattsburgh similarly with two to three daily flights to Boston Logan International Airport, exclusively using Saab 340 aircraft. PenAir was selected as Colgan's replacement and offers to two daily flights to Boston, subsidized by the Essential Air Service program. The airport is also served by Spirit Airlines with non-stop service to Fort Lauderdale
Incheon International Airport January 10, 2008 to build Yeongjong Medical Centre, which was completed in 2012. This hospital serves nearby residents and some of the 30,000 medical tourists who come to Korea annually. Located west of Seoul, the capital and the largest city of South Korea, Incheon International Airport is the main hub for Korean Air, Asiana Airlines, Jeju Air, and Polar Air Cargo. The airport serves as a hub for international civilian air transportation and cargo traffic in East Asia. In 2016, the Incheon International Airport was the fifth busiest airport in the world and third in Asia by cargo traffic, and