Roundtrip Seattle to Kauai Nonstop Airfare on Alaska Airlines

No special codes or coupons are required. Get this roundtrip airfare while available.

This deal is valid for nonstop flights between Seattle (SEA) and Kauai (LIH) on select dates through March 2026. Travel dates for departures from Seattle are available in January (19-21, 26-29), February (4-5, 23-25), and March (2-4). Departures from Kauai are available in January (26-29), February (2-5, 10-12, 26), and March (2-5, 9-11). Basic economy fares include a personal item and a carry-on bag, but no seat selection or changes. Alaska Airlines policy ensures families with children will be seated together.