Portland (PDX) to Lihue, Kauai (LIH) flight deal from $257 USD in economy class

UAUnited Airlines

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

LIH

Lihue Airport

Lihue, Kauai, United States

$663 USD

-61%$257 USD

Verified Nov 28, 2025 at 2:43 AM

January 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$410 30$361 31$319 1$309 2$363 3$332 4$339 5$283 6$383 7$481 8$319 9$303 10$287 11$287 12$283 13$283 14$360 15$306 16$354 17$342 18$287 19$319 20$283 21$283 22$317 23$287 24$316 25$303 26$319 27$257 28$396 29$319 30$303 31$287 1

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Tuesday, January 6th, 2026

10 round-trip options

Returning

Sun, Jan 11, 2026•5 Day Trip

$662 USD

Google Flights

Returning

Mon, Jan 12, 2026•6 Day Trip

$393 USD

Google Flights

Returning

Tue, Jan 13, 2026•7 Day Trip

$383 USD

Google Flights

Returning

Wed, Jan 14, 2026•8 Day Trip

$419 USD

Google Flights

Returning

Thu, Jan 15, 2026•9 Day Trip

$402 USD

Google Flights

Returning

Fri, Jan 16, 2026•10 Day Trip

$387 USD

Google Flights

Returning

Sat, Jan 17, 2026•11 Day Trip

$387 USD

Google Flights

Returning

Sun, Jan 18, 2026•12 Day Trip

$403 USD

Google Flights

Returning

Mon, Jan 19, 2026•13 Day Trip

$484 USD

Google Flights

Returning

Tue, Jan 20, 2026•14 Day Trip

$484 USD

Google Flights