- Seward Airport is a public airport located in Seward, Alaska, United States. It is a small airport serving the city of Seward and the surrounding area. The airport has a single runway and is mainly used for general aviation and small aircraft operations. It also serves as a base for air taxi and charter services. The airport is located about 2 miles northeast of downtown Seward and offers limited passenger services, such as car rentals and a small terminal building.