$139+ Cheap flights from Seattle (SEA) to Kaua'i
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LIH
Oct 16 — Oct 231
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Kaua'i
Cheapest
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 September 16, 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 September 16, 2026.
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/191:20 pm -
1 stop9h 24m
Mon 11/211:59 pm -
1 stop10h 21m
Deal found 9/15![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/191:20 pm -
1 stop9h 24m
Mon 10/2610:59 pm -
1 stop10h 21m
Deal found 9/15![United Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/131:16 pm -
1 stop11h 14m
Sat 11/2111:59 pm -
1 stop10h 21m
Deal found 9/15![United Airlines logo]()
$331
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/91:16 pm -
1 stop11h 14m
Fri 11/201:46 pm -
1 stop9h 13m
Deal found 9/15![United Airlines logo]()
$336
This Flighttix deal was found by Cheapflights users on 9/15. 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.
Sun 11/17:18 am -
1 stop30h 48m
Fri 11/64:51 pm -
1 stop16h 01m
Deal found 9/15![Alaska Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/51:16 pm -
1 stop11h 14m
Fri 11/201:46 pm -
1 stop9h 13m
Deal found 9/15![United Airlines logo]()
$362
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:36 pm -
1 stop17h 07m
Tue 10/203:45 pm -
1 stop13h 35m
Deal found 9/15![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/712:20 pm -
2 stops12h 10m
Fri 11/201:46 pm -
1 stop9h 13m
Deal found 9/15![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 9/15. 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.
Sun 11/87:30 am -
1 stop10h 45m
Wed 11/189:05 pm -
1 stop13h 55m
Deal found 9/15![Southwest logo]()
$370
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 September 16, 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 September 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 11/16:06 pm -
Nonstop6h 22m
Fri 11/64:51 pm -
1 stop18h 58m
Deal found 9/15![Alaska Airlines logo]()
$400
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/156:11 pm -
Nonstop6h 16m
Tue 10/2012:42 pm -
1 stop17h 27m
Deal found 9/15![Multiple Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 9/15. 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 12/311:05 am -
2 stops12h 25m
Wed 12/94:05 pm -
1 stop14h 30m
Deal found 9/15![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 9/13. 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 12/310:25 am -
1 stop10h 23m
Mon 12/710:59 pm -
1 stop11h 43m
Deal found 9/13![Delta logo]()
$476
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/156:30 am -
2 stops16h 14m
Tue 10/2012:52 pm -
1 stop20h 31m
Deal found 9/13![United Airlines logo]()
$542
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 12/155:47 pm -
Nonstop6h 11m
Tue 12/223:46 pm -
1 stop13h 55m
Deal found 9/11![Multiple Airlines logo]()
$482
This Southwest deal was found by Cheapflights users on 9/14. 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.
Sat 11/286:45 am -
2 stops16h 45m
Sat 12/57:10 pm -
2 stops15h 50m
Deal found 9/14![Southwest logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/156:11 pm -
Nonstop6h 16m
Tue 10/2012:35 pm -
Nonstop5h 56m
Deal found 9/15![Alaska Airlines logo]()
$532
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 11/176:06 pm -
Nonstop6h 22m
Sun 11/2210:24 am -
1 stop11h 35m
Deal found 9/13![Multiple Airlines logo]()
$512
This Southwest deal was found by Cheapflights users on 9/13. 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.
Fri 11/275:15 am -
2 stops14h 50m
Sat 12/57:10 pm -
2 stops15h 50m
Deal found 9/13![Southwest logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 11/2711:25 am -
Nonstop6h 20m
Thu 2/1111:31 pm -
Nonstop5h 45m
Deal found 9/16![Alaska Airlines logo]()
$552
This Southwest deal was found by Cheapflights users on 9/14. 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.
Fri 11/65:00 am -
2 stops15h 05m
Sun 11/89:05 pm -
1 stop12h 55m
Deal found 9/14![Southwest logo]()
$543
Last-minute flights from Seattle to Kaua'iDiscover last-minute flight deals from Seattle to Kaua'i. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Kaua'i. Data last updated September 16, 2026 and is based on user searches.
This Orbitz deal was found by Cheapflights users on 9/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:47 pm -
1 stop19h 15m
Tue 10/133:45 pm -
1 stop13h 35m
Deal found 9/15![Multiple Airlines logo]()
$408
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:36 pm -
1 stop17h 07m
Tue 10/203:45 pm -
1 stop13h 35m
Deal found 9/15![Alaska Airlines logo]()
$363
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:59 pm -
1 stop18h 44m
Sun 10/183:45 pm -
1 stop13h 35m
Deal found 9/14![Alaska Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 10/136:11 pm -
Nonstop6h 16m
Wed 10/213:45 pm -
1 stop13h 35m
Deal found 9/16![Alaska Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/161:19 pm -
1 stop9h 25m
Fri 10/2311:00 pm -
1 stop10h 20m
Deal found 9/12![United Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 10/181:19 pm -
1 stop9h 25m
Fri 10/2311:00 pm -
1 stop10h 20m
Deal found 9/15![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/191:20 pm -
1 stop9h 24m
Mon 11/211:59 pm -
1 stop10h 21m
Deal found 9/15![United Airlines logo]()
$278
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/191:20 pm -
1 stop9h 24m
Mon 10/2610:59 pm -
1 stop10h 21m
Deal found 9/15![United Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 10/239:36 pm -
1 stop15h 07m
Fri 10/303:45 pm -
1 stop13h 35m
Deal found 9/15![Alaska Airlines logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/267:36 pm -
1 stop18h 56m
Wed 10/2812:42 pm -
1 stop17h 27m
Deal found 9/14![Multiple Airlines logo]()
$388
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 September 16, 2026.
Search for one-way flight options from Seattle to Kaua'i. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 11/143:35 pm -
1 stop8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![United Airlines logo]()
$139
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 11/151:16 pm -
1 stop11h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$158
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/161:16 pm -
1 stop11h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$168
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/121:20 pm -
1 stop9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$170
This lol.travel deal was found by Cheapflights users on 9/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:55 pm -
1 stop25h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Alaska Airlines logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/138:47 pm -
1 stop19h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$182
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/151:19 pm -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$188
This eDestinos deal was found by Cheapflights users on 9/15. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:47 pm -
1 stop20h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$191
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/121:16 pm -
1 stop11h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$194
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 September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $278 (United Airlines) |
One-way from | $139 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $567 |
Good round-trip deal | $465 or less |
Good one-way deal | $218 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 7,457,451 searches. Data last updated September 16, 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 Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Thu 11/12
7:30 am-4:15 pm
1 stop10h 45m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$188
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Wed 10/14
7:36 pm-9:43 am
1 stop17h 07m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$208
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Sat 11/7
6:33 pm-12:06 pm
1 stop19h 33m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$214
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Sun 11/1
1:16 pm-10:30 pm
1 stop11h 14m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$220
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Sat 11/14
6:33 pm-12:06 pm
1 stop19h 33m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$234
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Tue 12/15
5:58 pm-10:32 pm
Nonstop6h 34m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$239
Quickest round-trip
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Wed 11/11
6:06 pm-10:28 pm
Nonstop6h 22m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$239
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Thu 12/3
3:55 pm-8:20 pm
Nonstop6h 25m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$249
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Wed 11/11
8:31 pm-10:30 am
1 stop15h 59m
Lihue
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$257
SeattleLihue
SEA Seattle/Tacoma Intl - LIH Lihue
SEALIH
Seattle/Tacoma Intl
Sun 11/1
6:06 pm-10:28 pm
Nonstop6h 22m
Lihue
Fri 11/6
4:51 pm-1:49 pm
1 stop18h 58m
$400
Showing 1-10 of 21 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, January is the cheapest month in which you can book a flight from Seattle to Kaua'i (average of $401). Flying from Seattle to Kaua'i in July is currently the most expensive (average of $708). 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 September 16, 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 September 16, 2026.
The most flights from SEA to zzFUS are scheduled on a Tuesday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (6 on average).
How far ahead should I book a flight from Seattle to Kaua'i?
Booking 26 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 September 16, 2026.
Read through reviews of airlines operating flights from Seattle to Kaua'i, such as Southwest,Alaska Airlines, 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.
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Seattle to Kaua'i
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Kaua'i by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Kaua'i by cabin class
Find flights from Seattle to Kaua'i, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Kaua'i flights
Browse other Seattle and Kaua'i flight options. Last updated on September 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$184 | Average$577 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$217 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$488 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$283 | Average$615 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$439 | Average$616 | FlexibilityNo cancel fee | On-time63% |