United Airlines LIH Terminal at Lihue Airport (LIH) on Kauai, Hawaii. Based out of Terminal 1, United Airlines offers quick and easy self-service kiosk and online check-in, as well as quick baggage processing and customer support. In addition to restaurants like The Garden Isle Grill and gift shops, the terminal offers free Wi-Fi and charging stations. Whether you're traveling with United Airlines or not, the LIH Terminal guarantees a pleasurable experience with its easily navigable layout and accessible services. To experience a seamless and hassle-free journey, arrive early.