$148+ Cheap flights from Seattle (SEA) to Kaua'i
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LIH
Jul 26 — Aug 21
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Kaua'i with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
One-way
Cheapest flights from Seattle to Kaua'iExplore the most affordable flight options available from Seattle to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2026.
Explore the most affordable flight options available from Seattle to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2026.
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/263:27 pm
SEA
- LIH
1 stop9h 03m
United Airlines
Thu 11/51:46 pm
LIH
- SEA
1 stop9h 15m
United Airlines
Deal found 6/23![United Airlines logo]()
$296
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:55 am
SEA
- LIH
1 stop11h 49m
United Airlines
Sun 10/2510:59 pm
LIH
- SEA
1 stop10h 21m
United Airlines
Deal found 6/23![United Airlines logo]()
$326
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:05 pm
SEA
- LIH
Nonstop6h 05m
Delta
Mon 10/59:54 pm
LIH
- SEA
Nonstop5h 51m
Delta
Deal found 6/23![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:16 pm
SEA
- LIH
1 stop9h 28m
United Airlines
Thu 8/2710:48 pm
LIH
- SEA
1 stop8h 11m
United Airlines
Deal found 6/23![United Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:59 am
SEA
- LIH
1 stop10h 42m
Delta
Thu 8/279:55 pm
LIH
- SEA
Nonstop5h 45m
Delta
Deal found 6/23![Delta logo]()
$346
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:55 am
SEA
- LIH
1 stop11h 49m
United Airlines
Mon 10/512:52 pm
LIH
- SEA
1 stop9h 23m
United Airlines
Deal found 6/24![United Airlines logo]()
$351
This Flighttix deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:08 pm
SEA
- LIH
Nonstop6h 15m
Multiple Airlines
Wed 8/268:45 pm
LIH
- SEA
1 stop8h 28m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:40 am
SEA
- LIH
1 stop11h 29m
American Airlines
Wed 8/2610:00 pm
LIH
- SEA
1 stop10h 10m
American Airlines
Deal found 6/23![American Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:05 pm
SEA
- LIH
Nonstop6h 11m
Delta
Mon 8/319:55 pm
LIH
- SEA
Nonstop5h 45m
Delta
Deal found 6/25![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:20 am
SEA
- LIH
1 stop12h 00m
Multiple Airlines
Tue 10/610:31 pm
LIH
- SEA
Nonstop5h 49m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:08 pm
SEA
- LIH
Nonstop6h 15m
Multiple Airlines
Tue 9/12:30 pm
LIH
- SEA
1 stop22h 14m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:08 pm
SEA
- LIH
Nonstop6h 15m
Alaska Airlines
Mon 8/243:42 pm
LIH
- SEA
1 stop13h 26m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$366
Best flights from Seattle to Kaua'iDiscover carefully curated flight deals from Seattle to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2026.
Discover carefully curated flight deals from Seattle to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:11 pm
SEA
- LIH
Nonstop6h 19m
Multiple Airlines
Sun 10/252:30 pm
LIH
- SEA
1 stop30h 29m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:59 pm
SEA
- LIH
Nonstop6h 23m
Delta
Wed 10/149:26 pm
LIH
- SEA
1 stop12h 34m
Delta
Deal found 6/25![Delta logo]()
$415
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:00 pm
SEA
- LIH
2 stops20h 35m
Southwest
Thu 8/279:25 pm
LIH
- SEA
1 stop8h 10m
Southwest
Deal found 6/23![Southwest logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:09 pm
SEA
- LIH
1 stop17h 17m
Multiple Airlines
Mon 8/249:35 pm
LIH
- SEA
Nonstop5h 45m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:55 am
SEA
- LIH
2 stops13h 10m
Southwest
Fri 10/239:30 pm
LIH
- SEA
1 stop11h 40m
Southwest
Deal found 6/23![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:20 am
SEA
- LIH
1 stop13h 00m
Delta
Fri 10/309:26 pm
LIH
- SEA
1 stop10h 09m
Delta
Deal found 6/25![Delta logo]()
$436
This Alaska Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:15 pm
SEA
- LIH
1 stop8h 42m
Multiple Airlines
Tue 9/13:45 pm
LIH
- SEA
1 stop13h 28m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:11 pm
SEA
- LIH
Nonstop6h 19m
Multiple Airlines
Fri 10/306:00 am
LIH
- SEA
1 stop13h 55m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:45 pm
SEA
- LIH
1 stop12h 55m
Multiple Airlines
Fri 9/259:35 pm
LIH
- SEA
Nonstop5h 45m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$422
Last-minute flights from Seattle to Kaua'iDiscover last-minute flight deals from Seattle to Kaua'i. Data last updated June 26, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Kaua'i. Data last updated June 26, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:13 pm
SEA
- LIH
Nonstop6h 12m
Multiple Airlines
Wed 7/2210:30 am
LIH
- SEA
1 stop16h 47m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$442
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:30 pm
SEA
- LIH
1 stop9h 12m
United Airlines
Sun 7/1910:44 pm
LIH
- SEA
1 stop10h 50m
United Airlines
Deal found 6/23![United Airlines logo]()
$426
This Booking.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:28 am
SEA
- LIH
Nonstop6h 12m
Multiple Airlines
Sun 7/194:12 pm
LIH
- SEA
1 stop28h 47m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$443
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:15 am
SEA
- LIH
1 stop9h 40m
United Airlines
Thu 7/301:17 pm
LIH
- SEA
1 stop8h 58m
United Airlines
Deal found 6/23![United Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:00 am
SEA
- LIH
1 stop9h 16m
United Airlines
Mon 7/2710:44 pm
LIH
- SEA
1 stop10h 50m
United Airlines
Deal found 6/22![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:15 am
SEA
- LIH
1 stop9h 35m
United Airlines
Tue 7/281:17 pm
LIH
- SEA
1 stop8h 56m
United Airlines
Deal found 6/23![United Airlines logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:13 pm
SEA
- LIH
Nonstop6h 12m
Alaska Airlines
Tue 7/2810:28 pm
LIH
- SEA
Nonstop5h 44m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$437
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:05 am
SEA
- LIH
1 stop11h 25m
Multiple Airlines
Sun 8/22:30 pm
LIH
- SEA
1 stop22h 12m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:13 pm
SEA
- LIH
Nonstop6h 12m
Alaska Airlines
Tue 8/1112:31 pm
LIH
- SEA
Nonstop5h 50m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:13 pm
SEA
- LIH
Nonstop6h 12m
Multiple Airlines
Mon 8/1010:30 am
LIH
- SEA
1 stop10h 29m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$462
One-way flights from Seattle to Kaua'iSearch for one-way flight options from Seattle to Kaua'i. Find affordable one-way fares based on user searches. Data last updated June 26, 2026.
Search for one-way flight options from Seattle to Kaua'i. Find affordable one-way fares based on user searches. Data last updated June 26, 2026.
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:19 pm
SEA
- LIH
1 stop9h 25m
United Airlines
Deal found 6/23![United Airlines logo]()
$148
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:16 pm
SEA
- LIH
1 stop9h 28m
United Airlines
Deal found 6/24![United Airlines logo]()
$178
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/201:16 pm
SEA
- LIH
1 stop9h 28m
United Airlines
Deal found 6/22![United Airlines logo]()
$185
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:15 am
SEA
- LIH
1 stop11h 01m
United Airlines
Deal found 6/22![United Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:05 pm
SEA
- LIH
Nonstop6h 05m
Delta
Deal found 6/23![Delta logo]()
$189
This Hawaiian Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:52 pm
SEA
- LIH
1 stop12h 48m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:40 am
SEA
- LIH
1 stop11h 29m
American Airlines
Deal found 6/23![American Airlines logo]()
$198
This Delta deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:05 pm
SEA
- LIH
Nonstop6h 11m
Delta
Deal found 6/24![Delta logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:15 pm
SEA
- LIH
1 stop25h 05m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$200
This Alaska Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:35 pm
SEA
- LIH
1 stop16h 01m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$203
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:55 am
SEA
- LIH
2 stops16h 30m
Southwest
Deal found 6/21![Southwest logo]()
$204
Find flight deals from Seattle to Kaua'i
Keep the following information in mind while searching for Seattle to Kaua'i flight deals. Data was last updated June 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $296 (United Airlines) |
One-way from | $148 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $698 |
Good round-trip deal | $581 or less |
Good one-way deal | $314 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 26, 2026.
Use the filters below to find and compare flights from Seattle to Kaua'i that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Mon 10/19
6:11 pm-9:30 pm
Nonstop6h 19m
Lihue
Sun 10/25
2:30 pm-11:59 pm
1 stop30h 29m
$363
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 8/13
9:09 pm-11:26 am
1 stop17h 17m
Lihue
Mon 8/24
9:35 pm-6:20 am
Nonstop5h 45m
$392
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 10/8
3:59 pm-7:22 pm
Nonstop6h 23m
Lihue
Wed 10/14
9:26 pm-1:00 pm
1 stop12h 34m
$415
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 8/20
7:00 pm-12:35 pm
2 stops20h 35m
Lihue
Thu 8/27
9:25 pm-8:35 am
1 stop8h 10m
$416
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Sat 8/29
4:15 pm-9:57 pm
1 stop8h 42m
Lihue
Tue 9/1
3:45 pm-8:13 am
1 stop13h 28m
$417
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Fri 10/23
6:11 pm-9:30 pm
Nonstop6h 19m
Lihue
Fri 10/30
6:00 am-10:55 pm
1 stop13h 55m
$422
Quickest round-trip
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Fri 9/18
8:45 pm-6:40 am
1 stop12h 55m
Lihue
Fri 9/25
9:35 pm-6:20 am
Nonstop5h 45m
$422
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Mon 10/19
7:55 am-6:05 pm
2 stops13h 10m
Lihue
Fri 10/23
9:30 pm-12:10 pm
1 stop11h 40m
$432
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Fri 10/23
7:20 am-5:20 pm
1 stop13h 00m
Lihue
Fri 10/30
9:26 pm-10:35 am
1 stop10h 09m
$436
Cheapest one-way
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 10/1
1:19 pm-7:44 pm
1 stop9h 25m
$148
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Seattle to Kaua'i
Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Seattle with our price prediction graph.
SEA-LIH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Kaua'i
SEA-zzFUS
SEA-LIH
What is the cheapest month to book a flight from Seattle to Kaua'i?
Currently, April is the cheapest month in which you can book a flight from Seattle to Kaua'i (average of $178). Flying from Seattle to Kaua'i in July is currently the most expensive (average of $351). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to FUS?
Find hourly flight availability from Seattle to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 26, 2026.
When flying from Seattle to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Seattle to Kaua'i
Explore weekly flight availability from Seattle to Kaua'i. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 26, 2026.
The most flights from SEA to zzFUS are scheduled on a Friday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).
How far ahead should I book a flight from Seattle to Kaua'i?
Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Kaua'i. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Kaua'i
Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated June 26, 2026.
Read through reviews of airlines operating flights from Seattle to Kaua'i, such as Alaska Airlines,Southwest, andDelta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Overall
7.9
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Seattle to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Seattle and Kaua'i flights
Browse other Seattle and Kaua'i flight options. Last updated on June 26, 2026.
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Top 5 airlines flying from Seattle to Kaua'i
Discover the top 5 airlines that operate flights from Seattle to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$478 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$224 | Average$505 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$498 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$285 | Average$614 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$416 | Average$693 | FlexibilityNo cancel fee | On-time63% |