$158+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LIH
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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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 9, 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 9, 2026.
This United Airlines deal was found by Cheapflights users on 6/8. 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 11/115:00 am
SEA
- LIH
1 stop9h 28m
United Airlines
Tue 11/171:50 pm
LIH
- SEA
1 stop8h 43m
United Airlines
Deal found 6/8![United Airlines logo]()
$390
This Southwest deal was found by Cheapflights users on 6/8. 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 9/145:00 am
SEA
- LIH
1 stop14h 10m
Southwest
Mon 9/219:25 pm
LIH
- SEA
1 stop15h 05m
Southwest
Deal found 6/8![Southwest logo]()
$396
This Delta deal was found by Cheapflights users on 6/4. 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 9/173:57 pm
SEA
- LIH
Nonstop6h 04m
Delta
Mon 9/289:50 pm
LIH
- SEA
Nonstop5h 51m
Delta
Deal found 6/4![Delta logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:11 pm
SEA
- LIH
1 stop19h 43m
Multiple Airlines
Mon 8/319:35 pm
LIH
- SEA
Nonstop5h 45m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 Kiwi.com 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
Multiple Airlines
Thu 8/279:26 am
LIH
- SEA
1 stop8h 56m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 11/45:57 pm
SEA
- LIH
Nonstop6h 22m
Multiple Airlines
Wed 11/1110:31 am
LIH
- SEA
1 stop11h 28m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 10/209:28 pm
SEA
- LIH
1 stop15h 15m
Multiple Airlines
Wed 10/212:30 pm
LIH
- SEA
1 stop12h 45m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 8/195:10 pm
SEA
- LIH
1 stop20h 00m
Multiple Airlines
Mon 8/249:35 pm
LIH
- SEA
Nonstop5h 45m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$406
This Expedia deal was found by Cheapflights users on 6/8. 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.
Wed 9/164:59 pm
SEA
- LIH
Nonstop6h 15m
Alaska Airlines
Mon 9/213:45 pm
LIH
- SEA
1 stop13h 26m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 9/224:13 pm
SEA
- LIH
1 stop19h 41m
Multiple Airlines
Tue 10/610:33 am
LIH
- SEA
1 stop16h 42m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$408
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 9, 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 9, 2026.
This Delta deal was found by Cheapflights users on 6/6. 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 9/173:57 pm
SEA
- LIH
Nonstop6h 04m
Delta
Mon 9/289:50 pm
LIH
- SEA
Nonstop5h 51m
Delta
Deal found 6/6![Delta logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 11/45:57 pm
SEA
- LIH
Nonstop6h 22m
Multiple Airlines
Wed 11/1110:31 am
LIH
- SEA
1 stop17h 29m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 9/164:59 pm
SEA
- LIH
Nonstop6h 15m
Alaska Airlines
Fri 9/2512:47 pm
LIH
- SEA
Nonstop5h 53m
Alaska Airlines
Deal found 6/8![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 8/198:10 pm
SEA
- LIH
1 stop17h 00m
Multiple Airlines
Mon 8/249:35 pm
LIH
- SEA
Nonstop5h 45m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 9/83:59 pm
SEA
- LIH
Nonstop6h 21m
Delta
Wed 9/169:50 pm
LIH
- SEA
Nonstop5h 51m
Delta
Deal found 6/8![Delta logo]()
$417
This Delta deal was found by Cheapflights users on 6/7. 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 10/153:59 pm
SEA
- LIH
Nonstop6h 23m
Delta
Tue 10/209:45 pm
LIH
- SEA
Nonstop5h 52m
Delta
Deal found 6/7![Delta logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 10/208:42 pm
SEA
- LIH
1 stop12h 58m
Multiple Airlines
Wed 10/219:27 am
LIH
- SEA
1 stop11h 32m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 6/8. 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
Mon 8/249:55 pm
LIH
- SEA
Nonstop5h 45m
Delta
Deal found 6/8![Delta logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 9/178:52 pm
SEA
- LIH
1 stop14h 36m
Multiple Airlines
Mon 9/2810:31 am
LIH
- SEA
1 stop9h 52m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 7/225:34 pm
LIH
- SEA
1 stop11h 26m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 8/181:30 pm
SEA
- LIH
1 stop9h 01m
Multiple Airlines
Mon 8/249:26 am
LIH
- SEA
1 stop10h 57m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$447
Last-minute flights from Seattle to Kaua'iDiscover last-minute flight deals from Seattle to Kaua'i. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Kaua'i. Data last updated June 9, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 6/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:59 pm
SEA
- LIH
1 stop23h 14m
Multiple Airlines
Mon 7/132:30 pm
LIH
- SEA
1 stop12h 47m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$440
This Flightnetwork deal was found by Cheapflights users on 6/7. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:13 pm
SEA
- LIH
Nonstop6h 12m
Alaska Airlines
Mon 7/133:43 pm
LIH
- SEA
1 stop13h 30m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$443
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/85:15 am
SEA
- LIH
1 stop9h 35m
United Airlines
Wed 7/151:17 pm
LIH
- SEA
1 stop9h 12m
United Airlines
Deal found 6/8![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/91:30 pm
SEA
- LIH
1 stop9h 12m
United Airlines
Thu 7/161:17 pm
LIH
- SEA
1 stop8h 58m
United Airlines
Deal found 6/6![United Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 7/226:00 am
LIH
- SEA
1 stop23h 00m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:13 pm
SEA
- LIH
Nonstop6h 12m
Multiple Airlines
Tue 7/211:43 pm
LIH
- SEA
1 stop7h 16m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 7/2211:28 am
SEA
- LIH
Nonstop6h 12m
Alaska Airlines
Tue 9/229:35 pm
LIH
- SEA
Nonstop5h 45m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$417
This Expedia deal was found by Cheapflights users on 6/7. 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.
Wed 7/226:59 pm
SEA
- LIH
1 stop16h 56m
Multiple Airlines
Tue 9/222:30 pm
LIH
- SEA
1 stop12h 30m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 6/7. 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 7/233:50 pm
SEA
- LIH
Nonstop6h 08m
Delta
Wed 7/299:55 pm
LIH
- SEA
Nonstop5h 45m
Delta
Deal found 6/7![Delta logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:25 pm
SEA
- LIH
1 stop13h 15m
Multiple Airlines
Tue 7/281:43 pm
LIH
- SEA
1 stop7h 16m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$446
This Priceline deal was found by Cheapflights users on 6/7. 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 7/286:13 pm
SEA
- LIH
Nonstop6h 12m
Multiple Airlines
Wed 9/232:30 pm
LIH
- SEA
1 stop12h 30m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 7/304:20 pm
SEA
- LIH
1 stop8h 39m
Multiple Airlines
Thu 8/611:14 am
LIH
- SEA
1 stop9h 45m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$447
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 9, 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 9, 2026.
This Southwest deal was found by Cheapflights users on 6/7. 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 8/315:00 am
SEA
- LIH
1 stop14h 10m
Southwest
Deal found 6/7![Southwest logo]()
$158
This United Airlines deal was found by Cheapflights users on 6/8. 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 10/2310:55 am
SEA
- LIH
1 stop11h 49m
United Airlines
Deal found 6/8![United Airlines logo]()
$166
This United Airlines deal was found by Cheapflights users on 6/9. 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 9/61:16 pm
SEA
- LIH
1 stop9h 28m
United Airlines
Deal found 6/9![United Airlines logo]()
$178
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/2110:55 am
SEA
- LIH
1 stop11h 49m
United Airlines
Deal found 6/6![United Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 6/7. 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 9/137:10 am
SEA
- LIH
1 stop12h 05m
Southwest
Deal found 6/7![Southwest logo]()
$188
This United Airlines deal was found by Cheapflights users on 6/7. 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 8/45:15 am
SEA
- LIH
1 stop9h 35m
United Airlines
Deal found 6/7![United Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:10 pm
SEA
- LIH
1 stop18h 00m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 9/294:59 pm
SEA
- LIH
1 stop20h 11m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:11 pm
SEA
- LIH
1 stop19h 43m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$209
This lol.travel deal was found by Cheapflights users on 6/7. 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.
Mon 8/314:08 pm
SEA
- LIH
Nonstop6h 15m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$210
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 9/84:13 pm
SEA
- LIH
1 stop19h 41m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$211
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 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $390 (United Airlines) |
One-way from | $158 (Southwest) |
Popular in | July |
Cheapest in | January |
Average price | $694 |
Good round-trip deal | $588 or less |
Good one-way deal | $344 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 9, 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
Quickest round-trip
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 9/17
3:57 pm-7:01 pm
Nonstop6h 04m
Lihue
Mon 9/28
9:50 pm-6:41 am
Nonstop5h 51m
$397
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Wed 11/4
5:57 pm-10:19 pm
Nonstop6h 22m
Lihue
Wed 11/11
10:31 am-6:00 am
1 stop17h 29m
$402
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Wed 8/19
8:10 pm-10:10 am
1 stop17h 00m
Lihue
Mon 8/24
9:35 pm-6:20 am
Nonstop5h 45m
$406
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Tue 9/8
3:59 pm-7:20 pm
Nonstop6h 21m
Lihue
Wed 9/16
9:50 pm-6:41 am
Nonstop5h 51m
$417
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 10/15
3:59 pm-7:22 pm
Nonstop6h 23m
Lihue
Tue 10/20
9:45 pm-6:37 am
Nonstop5h 52m
$417
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Wed 8/19
4:05 pm-7:16 pm
Nonstop6h 11m
Lihue
Mon 8/24
9:55 pm-6:40 am
Nonstop5h 45m
$417
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Tue 10/20
8:42 pm-6:40 am
1 stop12h 58m
Lihue
Wed 10/21
9:27 am-11:59 pm
1 stop11h 32m
$422
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Thu 9/17
8:52 pm-8:28 am
1 stop14h 36m
Lihue
Mon 9/28
10:31 am-11:23 pm
1 stop9h 52m
$427
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Wed 7/15
6:13 pm-9:25 pm
Nonstop6h 12m
Lihue
Wed 7/22
5:34 pm-8:00 am
1 stop11h 26m
$442
SeattleLihue
SEA - LIH
SEALIH
Seattle/Tacoma Intl
Wed 9/16
4:59 pm-8:14 pm
Nonstop6h 15m
Lihue
Fri 9/25
12:47 pm-9:40 pm
Nonstop5h 53m
$447
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, 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 9, 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 9, 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 (4 on average).
How far ahead should I book a flight from Seattle to Kaua'i?
Booking 39 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 9, 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.
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Crew
8.5
Boarding
8.1
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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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 June 9, 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 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$447 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$224 | Average$503 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$498 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$284 | Average$616 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$416 | Average$693 | FlexibilityNo cancel fee | On-time63% |