Stapleton International Airport Stapleton International Airport Stapleton International Airport was the primary airport serving Denver, Colorado, United States from 1929 to 1995. At different times it served as a hub for Continental Airlines, the original Frontier Airlines, People Express, Trans World Airlines (TWA), United Airlines and Western Airlines. Other airlines with smaller hub operations at Stapleton included Aspen Airways, the current version of Frontier Airlines and Rocky Mountain Airways, with all three of these air carriers being based in Denver at the time. In 1995, Stapleton was replaced by Denver International Airport. It has since been decommissioned and the property redeveloped as a
Shahjalal International Airport International Airport and later as Zia International Airport, before being named in honour of Shah Jalal, who is one of the most respected Sufi saints of Bangladesh. The IATA code of the airport "DAC" is derived from "Dacca", which is the previously used spelling for "Dhaka". Hazrat Shahjalal International Airport is the primary hub of the national flag carrier Biman Bangladesh Airlines. In addition, it is also the main hub of most of the private airlines in Bangladesh including Regent Airways, Novoair and US-Bangla Airlines. The annual passenger handling capacity of the airport is 18.5 million passengers and this passenger