$244+ Cheap flights from Washington, D.C. (WAS) 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LIH
Sep 26 — Oct 31
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. 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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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 Washington, D.C. to Kaua'i
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Cheapest flights from Washington, D.C. to Kaua'iExplore the most affordable flight options available from Washington, D.C. to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
Explore the most affordable flight options available from Washington, D.C. to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
This Delta deal was found by Cheapflights users on 8/24. 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.
Tue 10/277:00 am -
2 stops18h 19m
Tue 11/310:51 pm -
2 stops17h 44m
Deal found 8/24![Delta logo]()
$487
This Expedia deal was found by Cheapflights users on 8/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:43 pm -
1 stop24h 37m
Thu 10/111:25 am -
1 stop22h 15m
Deal found 8/22![Multiple Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 8/25. 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.
Sun 10/257:00 am -
2 stops18h 19m
Sun 11/110:51 pm -
2 stops17h 54m
Deal found 8/25![Delta logo]()
$517
This Expedia deal was found by Cheapflights users on 8/27. 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 9/224:43 pm -
1 stop24h 37m
Wed 9/3010:31 am -
2 stops13h 59m
Deal found 8/27![Multiple Airlines logo]()
$531
This American Airlines deal was found by Cheapflights users on 8/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:00 am -
2 stops15h 51m
Sat 10/311:55 pm -
2 stops16h 15m
Deal found 8/26![American Airlines logo]()
$547
This Delta deal was found by Cheapflights users on 8/23. 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.
Sun 10/46:10 am -
2 stops19h 00m
Mon 10/129:53 pm -
2 stops20h 58m
Deal found 8/23![Delta logo]()
$551
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 12/107:51 am -
1 stop19h 07m
Tue 12/156:00 am -
2 stops19h 21m
Deal found 8/25![Multiple Airlines logo]()
$562
This Orbitz deal was found by Cheapflights users on 8/26. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:11 pm -
2 stops25h 25m
Fri 12/116:00 am -
2 stops19h 21m
Deal found 8/26![Alaska Airlines logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 10/277:24 pm -
1 stop22h 03m
Tue 11/35:08 pm -
2 stops19h 32m
Deal found 8/25![Multiple Airlines logo]()
$634
This Expedia deal was found by Cheapflights users on 8/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:24 pm -
1 stop22h 11m
Tue 10/2711:06 am -
2 stops24h 44m
Deal found 8/25![Multiple Airlines logo]()
$649
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Tue 10/276:57 pm -
1 stop22h 35m
Tue 11/33:04 pm -
1 stop23h 56m
Deal found 8/24![Multiple Airlines logo]()
$676
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Sat 11/76:46 pm -
2 stops26h 49m
Sun 11/1511:45 am -
1 stop24h 55m
Deal found 8/26![Multiple Airlines logo]()
$677
Best flights from Washington, D.C. to Kaua'iDiscover carefully curated flight deals from Washington, D.C. to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from Washington, D.C. to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:23 am -
1 stop13h 32m
Wed 11/111:46 pm -
1 stop12h 02m
Deal found 8/25![United Airlines logo]()
$626
This Southwest deal was found by Cheapflights users on 8/27. 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 10/296:05 am -
1 stop12h 30m
Mon 11/99:05 pm -
1 stop15h 15m
Deal found 8/27![Southwest logo]()
$631
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 10/277:24 pm -
2 stops32h 33m
Tue 11/31:24 pm -
2 stops23h 16m
Deal found 8/25![Multiple Airlines logo]()
$662
This Delta deal was found by Cheapflights users on 8/24. 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.
Tue 10/276:00 am -
2 stops19h 19m
Tue 11/310:51 pm -
2 stops19h 04m
Deal found 8/24![Delta logo]()
$706
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 10/277:02 am -
1 stop13h 43m
Tue 11/31:06 pm -
1 stop11h 38m
Deal found 8/25![Alaska Airlines logo]()
$708
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Tue 10/278:23 am -
1 stop13h 32m
Tue 11/31:46 pm -
1 stop12h 02m
Deal found 8/24![United Airlines logo]()
$626
This Southwest deal was found by Cheapflights users on 8/27. 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 10/296:10 am -
2 stops18h 00m
Tue 11/109:05 pm -
2 stops16h 05m
Deal found 8/27![Southwest logo]()
$646
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Tue 10/276:57 pm -
1 stop22h 35m
Tue 11/33:04 pm -
1 stop23h 56m
Deal found 8/24![Multiple Airlines logo]()
$676
This Delta deal was found by Cheapflights users on 8/25. 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.
Sat 1/96:00 am -
2 stops19h 22m
Fri 1/1510:45 pm -
1 stop11h 49m
Deal found 8/25![Delta logo]()
$714
This United Airlines deal was found by Cheapflights users on 8/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:37 am -
2 stops17h 07m
Sat 10/3111:59 pm -
1 stop12h 27m
Deal found 8/26![United Airlines logo]()
$667
This Delta deal was found by Cheapflights users on 8/24. 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.
Thu 12/107:59 am -
2 stops15h 49m
Tue 12/159:45 pm -
1 stop12h 22m
Deal found 8/24![Delta logo]()
$714
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Tue 9/14:43 pm -
1 stop24h 37m
Sat 9/512:47 pm -
1 stop11h 43m
Deal found 8/26![Multiple Airlines logo]()
$726
This Southwest deal was found by Cheapflights users on 8/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:30 am -
2 stops21h 00m
Mon 9/148:25 pm -
1 stop14h 05m
Deal found 8/26![Southwest logo]()
$732
This United Airlines deal was found by Cheapflights users on 8/27. 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 10/2912:35 pm -
1 stop14h 55m
Mon 11/92:03 pm -
1 stop11h 26m
Deal found 8/27![United Airlines logo]()
$708
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 12/106:59 pm -
1 stop20h 50m
Tue 12/153:28 pm -
1 stop23h 32m
Deal found 8/25![Multiple Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 8/25. 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.
Wed 9/96:10 am -
2 stops19h 00m
Sun 9/138:45 pm -
2 stops14h 10m
Deal found 8/25![Delta logo]()
$737
This United Airlines deal was found by Cheapflights users on 8/27. 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 1/1611:30 am -
2 stops16h 05m
Thu 1/218:30 pm -
2 stops14h 08m
Deal found 8/27![United Airlines logo]()
$719
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 1/199:30 am -
1 stop30h 39m
Fri 1/227:18 pm -
2 stops15h 45m
Deal found 8/25![Multiple Airlines logo]()
$736
This Delta deal was found by Cheapflights users on 8/25. 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.
Tue 1/196:05 am -
2 stops17h 15m
Fri 1/2210:26 pm -
2 stops16h 47m
Deal found 8/25![Delta logo]()
$745
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Mon 11/96:59 pm -
1 stop22h 07m
Tue 11/103:04 pm -
1 stop23h 56m
Deal found 8/24![Multiple Airlines logo]()
$745
This Delta deal was found by Cheapflights users on 8/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/166:00 am -
2 stops19h 22m
Sat 1/2310:45 pm -
1 stop11h 49m
Deal found 8/22![Delta logo]()
$761
This United Airlines deal was found by Cheapflights users on 8/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:13 am -
2 stops15h 27m
Mon 9/141:20 pm -
1 stop11h 40m
Deal found 8/26![United Airlines logo]()
$808
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/169:30 am -
1 stop30h 39m
Sat 1/231:59 pm -
1 stop25h 01m
Deal found 8/22![Multiple Airlines logo]()
$767
This Delta deal was found by Cheapflights users on 8/23. 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.
Tue 9/87:25 am -
1 stop17h 45m
Sat 9/128:45 pm -
2 stops15h 01m
Deal found 8/23![Delta logo]()
$808
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Fri 9/45:47 pm -
2 stops28h 43m
Tue 9/82:30 pm -
2 stops21h 44m
Deal found 8/26![Multiple Airlines logo]()
$806
This Delta deal was found by Cheapflights users on 8/25. 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.
Wed 9/97:25 am -
1 stop17h 45m
Sun 9/138:45 pm -
2 stops15h 01m
Deal found 8/25![Delta logo]()
$808
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 9/35:47 pm -
2 stops27h 26m
Wed 9/92:30 pm -
2 stops21h 44m
Deal found 8/24![Multiple Airlines logo]()
$806
This Delta deal was found by Cheapflights users on 8/23. 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.
Sat 9/56:00 am -
2 stops17h 41m
Sat 9/128:45 pm -
2 stops15h 01m
Deal found 8/23![Delta logo]()
$813
Last-minute flights from Washington, D.C. to Kaua'iDiscover last-minute flight deals from Washington, D.C. to Kaua'i. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Kaua'i. Data last updated August 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/25. 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 9/176:10 am -
2 stops19h 00m
Wed 9/239:54 pm -
2 stops17h 31m
Deal found 8/25![Delta logo]()
$642
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/174:43 pm -
1 stop24h 37m
Wed 9/2311:25 am -
1 stop22h 15m
Deal found 8/25![Multiple Airlines logo]()
$663
This Expedia deal was found by Cheapflights users on 8/27. 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 9/224:43 pm -
1 stop24h 37m
Wed 9/3010:31 am -
2 stops13h 59m
Deal found 8/27![Multiple Airlines logo]()
$531
This Priceline deal was found by Cheapflights users on 8/27. 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 9/227:50 am -
1 stop12h 52m
Wed 9/3012:47 pm -
1 stop11h 43m
Deal found 8/27![Alaska Airlines logo]()
$633
This Expedia deal was found by Cheapflights users on 8/27. 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 9/225:27 pm -
2 stops25h 44m
Wed 9/3012:35 pm -
1 stop25h 25m
Deal found 8/27![Multiple Airlines logo]()
$753
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Wed 9/235:57 pm -
1 stop26h 45m
Wed 9/303:45 pm -
2 stops20h 29m
Deal found 8/26![Alaska Airlines logo]()
$749
This Expedia deal was found by Cheapflights users on 8/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:43 pm -
1 stop24h 37m
Thu 10/111:25 am -
1 stop22h 15m
Deal found 8/22![Multiple Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 8/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:25 am -
1 stop17h 45m
Thu 10/18:45 pm -
2 stops15h 35m
Deal found 8/22![Delta logo]()
$714
This Expedia deal was found by Cheapflights users on 8/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:47 pm -
2 stops24h 11m
Thu 10/15:35 pm -
2 stops17h 19m
Deal found 8/22![Multiple Airlines logo]()
$745
This Expedia deal was found by Cheapflights users on 8/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:57 pm -
2 stops26h 01m
Wed 9/303:45 pm -
2 stops20h 29m
Deal found 8/26![Multiple Airlines logo]()
$717
This Expedia deal was found by Cheapflights users on 8/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:57 pm -
1 stop32h 17m
Wed 9/303:45 pm -
2 stops20h 29m
Deal found 8/26![Alaska Airlines logo]()
$740
This United Airlines deal was found by Cheapflights users on 8/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:45 pm -
1 stop12h 59m
Sat 10/31:05 pm -
1 stop12h 16m
Deal found 8/26![United Airlines logo]()
$729
One-way flights from Washington, D.C. to Kaua'iSearch for one-way flight options from Washington, D.C. to Kaua'i. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
Search for one-way flight options from Washington, D.C. to Kaua'i. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This Expedia deal was found by Cheapflights users on 8/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:02 am -
2 stops18h 11m
Deal found 8/26![Multiple Airlines logo]()
$244
This Southwest deal was found by Cheapflights users on 8/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:05 am -
1 stop12h 30m
Deal found 8/25![Southwest logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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 9/184:43 pm -
1 stop24h 37m
Deal found 8/25![Multiple Airlines logo]()
$274
This Delta deal was found by Cheapflights users on 8/25. 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 9/176:10 am -
2 stops19h 00m
Deal found 8/25![Delta logo]()
$279
This Southwest deal was found by Cheapflights users on 8/27. 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 10/298:40 pm -
2 stops21h 55m
Deal found 8/27![Southwest logo]()
$279
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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.
Mon 9/217:15 pm -
2 stops25h 58m
Deal found 8/25![Multiple Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Sat 10/36:16 pm -
2 stops23h 32m
Deal found 8/23![American Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 8/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:00 pm -
2 stops21h 35m
Deal found 8/24![Southwest logo]()
$316
This Delta deal was found by Cheapflights users on 8/23. 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.
Mon 10/197:45 pm -
2 stops27h 51m
Deal found 8/23![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 8/23. 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.
Tue 10/203:03 pm -
2 stops32h 33m
Deal found 8/23![Delta logo]()
$318
This Expedia deal was found by Cheapflights users on 8/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 pm -
2 stops25h 15m
Deal found 8/23![Multiple Airlines logo]()
$320
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 9/174:43 pm -
1 stop24h 37m
Deal found 8/24![Multiple Airlines logo]()
$324
Find flight deals from Washington, D.C. to Kaua'i
Keep the following information in mind while searching for Washington, D.C. to Kaua'i flight deals. Data was last updated August 27, 2026.
Round-trip from | $487 (Delta) |
|---|---|
One-way from | $244 (Expedia) |
Popular in | December |
Cheapest in | January |
Average price | $868 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. 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 August 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Kaua'i that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreLihue
BWI Baltimore/Washington - LIH Lihue
BWILIH
Baltimore/Washington
Tue 11/10
8:23 am-4:55 pm
1 stop13h 32m
Lihue
Wed 11/11
1:46 pm-6:48 am
1 stop12h 02m
$626
BaltimoreLihue
BWI Baltimore/Washington - LIH Lihue
BWILIH
Baltimore/Washington
Tue 10/27
8:23 am-3:55 pm
1 stop13h 32m
Lihue
Tue 11/3
1:46 pm-6:48 am
1 stop12h 02m
$626
BaltimoreLihue
BWI Baltimore/Washington - LIH Lihue
BWILIH
Baltimore/Washington
Thu 10/29
6:05 am-12:35 pm
1 stop12h 30m
Lihue
Mon 11/9
9:05 pm-5:20 pm
1 stop15h 15m
$631
BaltimoreLihue
BWI Baltimore/Washington - LIH Lihue
BWILIH
Baltimore/Washington
Thu 10/29
6:10 am-6:10 pm
2 stops18h 00m
Lihue
Tue 11/10
9:05 pm-6:10 pm
2 stops16h 05m
$646
Washington, D.C.Lihue
IAD Washington, D.C. Dulles Intl - LIH Lihue
IADLIH
Washington, D.C. Dulles Intl
Tue 10/27
7:24 pm-9:57 pm
2 stops32h 33m
Lihue
Tue 11/3
1:24 pm-5:40 pm
2 stops23h 16m
$662
BaltimoreLihue
BWI Baltimore/Washington - LIH Lihue
BWILIH
Baltimore/Washington
Sat 10/24
8:37 am-7:44 pm
2 stops17h 07m
Lihue
Sat 10/31
11:59 pm-5:26 pm
1 stop12h 27m
$667
Washington, D.C.Lihue
DCA Washington, D.C. Reagan-National - LIH Lihue
DCALIH
Washington, D.C. Reagan-National
Tue 10/27
6:57 pm-11:32 am
1 stop22h 35m
Lihue
Tue 11/3
3:04 pm-8:00 pm
1 stop23h 56m
$676
Washington, D.C.Lihue
DCA Washington, D.C. Reagan-National - LIH Lihue
DCALIH
Washington, D.C. Reagan-National
Tue 10/27
6:00 am-7:19 pm
2 stops19h 19m
Lihue
Tue 11/3
10:51 pm-10:55 pm
2 stops19h 04m
$706
Quickest round-trip
Washington, D.C.Lihue
IAD Washington, D.C. Dulles Intl - LIH Lihue
IADLIH
Washington, D.C. Dulles Intl
Tue 10/27
7:02 am-2:45 pm
1 stop13h 43m
Lihue
Tue 11/3
1:06 pm-5:44 am
1 stop11h 38m
$708
Washington, D.C.Lihue
IAD Washington, D.C. Dulles Intl - LIH Lihue
IADLIH
Washington, D.C. Dulles Intl
Thu 10/29
12:35 pm-9:30 pm
1 stop14h 55m
Lihue
Mon 11/9
2:03 pm-6:29 am
1 stop11h 26m
$708
Showing 1-10 of 52 resultsSorted by cheapest first
Best time to book a flight from Washington, D.C. to Kaua'i
Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Washington, D.C. with our price prediction graph.
BWI-LIH
IAD-LIH
DCA-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 Washington, D.C. to Kaua'i
WAS-zzFUS
BWI-LIH
IAD-LIH
DCA-LIH
What is the cheapest month to book a flight from Washington, D.C. to Kaua'i?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Kaua'i (average of $633). Flying from Washington, D.C. to Kaua'i in December is currently the most expensive (average of $1,175). 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.
How far ahead should I book a flight from Washington, D.C. to Kaua'i?
The price you pay for your flight from Washington, D.C. to Kaua'i may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 August 27, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Washington, D.C. to Kaua'i. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Food
7.0
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Comfort
7.8
Food
7.0
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Comfort
7.8
Food
7.0
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Comfort
7.8
Food
7.0
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Comfort
7.8
Food
7.0
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. 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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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 Washington, D.C. to Kaua'i by cabin class
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Washington, D.C. and Kaua'i flights
Browse other Washington, D.C. and Kaua'i flight options. Last updated on August 27, 2026.
Popular flight searches
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Washington, D.C. to Kaua'i flights
Consider these flights traveling from Washington, D.C. to Kaua'i.
Top 5 airlines flying from Washington, D.C. to Kaua'i
Discover the top 5 airlines that operate flights from Washington, D.C. 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 August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$509 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$270 | Average$828 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$499 | Average$898 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$583 | Average$874 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$607 | Average$846 | FlexibilityNo cancel fee | On-time63% |