$149 Cheap United flights Seattle (SEA) to Lihue (LIH)

View $149 flight on Wed, Aug 13, 2025Opens in a new window

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$149 Cheap United flights Seattle (SEA) to Lihue (LIH)

Prices were available within the past 7 days and start at $149 for one-way flights and $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Sep 22 - Wed, Sep 24
SEA
Seattle
LIH
Kauai
$297 Roundtrip, found 3 hours ago
$297
Roundtrip
found 3 hours ago
Select United flight, departing Mon, Sep 22 from Seattle to Kauai, returning Wed, Sep 24, priced at $297 found 3 hours ago
United
Mon, Sep 22 - Thu, Sep 25
SEA
Seattle
LIH
Kauai
$297 Roundtrip, found 1 hour ago
$297
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Sep 22 from Seattle to Kauai, returning Thu, Sep 25, priced at $297 found 1 hour ago
United
Mon, Sep 15 - Wed, Sep 24
SEA
Seattle
LIH
Kauai
$321 Roundtrip, found 12 hours ago
$321
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Sep 15 from Seattle to Kauai, returning Wed, Sep 24, priced at $321 found 12 hours ago
United
Mon, Sep 8 - Mon, Sep 29
SEA
Seattle
LIH
Kauai
$324 Roundtrip, found 14 hours ago
$324
Roundtrip
found 14 hours ago
Select United flight, departing Mon, Sep 8 from Seattle to Kauai, returning Mon, Sep 29, priced at $324 found 14 hours ago
United
Mon, Aug 25 - Wed, Sep 3
SEA
Seattle
LIH
Kauai
$324 Roundtrip, found 12 hours ago
$324
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Aug 25 from Seattle to Kauai, returning Wed, Sep 3, priced at $324 found 12 hours ago
United
Mon, Aug 25 - Mon, Sep 22
SEA
Seattle
LIH
Kauai
$326 Roundtrip, found 3 days ago
$326
Roundtrip
found 3 days ago
Select United flight, departing Mon, Aug 25 from Seattle to Kauai, returning Mon, Sep 22, priced at $326 found 3 days ago
Flights from Seattle (SEA) to Lihue (LIH)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Lihue
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
2700 mi
Average flight time
3 hours 10 mins

Frequently asked questions

How much is a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Lihue Airport (LIH)?
Landing cheap one-way United Airlines flights from SEA to LIH from $149 on Expedia is a cinch --- just filter by "Price (lowest to highest)." Or check out our affordable return fares from $297 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to LIH with United Airlines?
Search for one-way or round-trip flights to Kauai in November or January. You could find cheaper fares with United Airlines during these off-season months.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Lihue Airport (LIH) with United Airlines?
Start searching one to three months ahead of your departure date to get cheaper fares on United Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Lihue Airport (LIH). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Lihue Airport (LIH)?
To figure out if there's a direct trip from SEA to LIH with United Airlines or any other carriers, check the "Nonstop" filter when browsing for tickets.
What is the earliest United Airlines flight from SEA to LIH?
Search United Airlines's earliest flights from SEA to LIH by selecting the "Early Morning" and "Morning" filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Kauai?
Catch a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Kauai, and you're most likely to touch down at Lihue Airport (LIH). This is the airline's main hub in this destination.
Why fly with United Airlines from SEA to LIH?
Journey from SEA to LIH with United Airlines and enjoy a range of benefits starting with a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Lihue Airport (LIH)?
Depending on the type of fare you purchased, a fee will generally apply if you modify or cancel your flight more than 24 hours after it's confirmed. To find flexible plane tickets, select our "Changes included" or "No cancel fee" filter when searching for flights. For additional information on canceling or modifying your reservation, visit "Trips," select your flight and click on "Manage Booking."

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