$218+ 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
Jun 30 — Jul 71
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. to Kaua'i with Cheapflights
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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 May 31, 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 May 31, 2026.
This Orbitz deal was found by Cheapflights users on 5/28. 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.
Wed 9/169:30 am
DCA
- LIH
1 stop30h 40m
Multiple Airlines
Tue 9/2212:35 pm
LIH
- DCA
1 stop25h 25m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$505
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 9/217:47 pm
IAD
- LIH
1 stop21h 49m
Alaska Airlines
Wed 9/2310:45 am
LIH
- IAD
1 stop25h 29m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 9/77:35 pm
IAD
- LIH
2 stops26h 45m
Multiple Airlines
Tue 9/1510:45 am
LIH
- IAD
1 stop25h 29m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$511
This Delta deal was found by Cheapflights users on 5/29. 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 9/246:00 am
DCA
- LIH
2 stops17h 40m
Delta
Mon 9/289:50 pm
LIH
- DCA
1 stop11h 42m
Delta
Deal found 5/29![Delta logo]()
$512
This Delta deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:00 am
IAD
- LIH
2 stops17h 41m
Delta
Tue 9/89:45 pm
LIH
- IAD
2 stops19h 44m
Delta
Deal found 5/29![Delta logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 9/2410:59 am
DCA
- LIH
2 stops16h 58m
Multiple Airlines
Mon 9/288:45 pm
LIH
- DCA
2 stops18h 15m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 5/29. 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 9/297:50 am
BWI
- LIH
2 stops18h 22m
Multiple Airlines
Wed 9/308:12 am
LIH
- BWI
2 stops16h 16m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 5/27. 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.
Tue 9/298:35 am
BWI
- LIH
1 stop13h 05m
United Airlines
Wed 9/3012:50 pm
LIH
- BWI
1 stop12h 30m
United Airlines
Deal found 5/27![United Airlines logo]()
$542
This Orbitz deal was found by Cheapflights users on 5/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:43 pm
BWI
- LIH
2 stops27h 47m
Multiple Airlines
Tue 9/155:35 pm
LIH
- BWI
2 stops17h 40m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$552
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:50 am
BWI
- LIH
2 stops16h 59m
Multiple Airlines
Wed 9/239:00 am
LIH
- BWI
2 stops15h 28m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$553
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 9/217:00 am
IAD
- LIH
2 stops18h 31m
Multiple Airlines
Wed 9/2310:45 am
LIH
- IAD
1 stop25h 29m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$560
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:50 am
BWI
- LIH
2 stops16h 59m
Multiple Airlines
Wed 9/2312:47 pm
LIH
- BWI
1 stop11h 41m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$560
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 May 31, 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 May 31, 2026.
This Delta deal was found by Cheapflights users on 5/30. 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 9/268:00 am
DCA
- LIH
2 stops17h 01m
Delta
Sun 10/49:50 pm
LIH
- DCA
1 stop11h 42m
Delta
Deal found 5/30![Delta logo]()
$572
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 8/267:00 am
IAD
- LIH
1 stop18h 23m
Alaska Airlines
Wed 9/210:45 am
LIH
- IAD
1 stop25h 29m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$575
This United Airlines deal was found by Cheapflights users on 5/30. 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 6/306:38 am
BWI
- LIH
1 stop12h 38m
United Airlines
Wed 7/82:31 pm
LIH
- BWI
2 stops15h 16m
United Airlines
Deal found 5/30![United Airlines logo]()
$665
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:59 pm
DCA
- LIH
1 stop20h 43m
Multiple Airlines
Wed 9/3012:35 pm
LIH
- DCA
1 stop25h 25m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$681
This Delta deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:00 am
IAD
- LIH
2 stops19h 07m
Delta
Mon 8/109:38 pm
LIH
- IAD
2 stops20h 01m
Delta
Deal found 5/30![Delta logo]()
$695
This Alaska Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:59 am
DCA
- LIH
2 stops19h 00m
Multiple Airlines
Mon 8/33:43 pm
LIH
- DCA
1 stop20h 16m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$709
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:03 am
IAD
- LIH
1 stop21h 22m
Alaska Airlines
Mon 8/312:31 pm
LIH
- IAD
1 stop12h 08m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$792
This Delta deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:00 am
DCA
- LIH
2 stops19h 07m
Delta
Mon 8/109:38 pm
LIH
- DCA
2 stops19h 06m
Delta
Deal found 5/30![Delta logo]()
$725
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:59 am
DCA
- LIH
2 stops19h 00m
Multiple Airlines
Mon 8/1012:23 pm
LIH
- DCA
1 stop21h 37m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$745
This United Airlines deal was found by Cheapflights users on 5/26. 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 7/307:00 am
BWI
- LIH
1 stop19h 14m
United Airlines
Mon 8/310:44 pm
LIH
- BWI
1 stop13h 13m
United Airlines
Deal found 5/26![United Airlines logo]()
$839
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 7/37:49 pm
IAD
- LIH
1 stop21h 39m
Alaska Airlines
Fri 7/1012:31 pm
LIH
- IAD
1 stop12h 08m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$808
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 7/37:49 pm
IAD
- LIH
2 stops26h 41m
Multiple Airlines
Fri 7/1012:31 pm
LIH
- IAD
1 stop12h 08m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$792
This Delta deal was found by Cheapflights users on 5/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:15 am
BWI
- LIH
2 stops17h 43m
Delta
Mon 8/38:32 pm
LIH
- BWI
2 stops15h 50m
Delta
Deal found 5/27![Delta logo]()
$805
This Alaska Airlines deal was found by Cheapflights users on 5/29. 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 7/304:19 pm
BWI
- LIH
1 stop24h 49m
Multiple Airlines
Mon 8/312:31 pm
LIH
- BWI
1 stop11h 56m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$795
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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.
Mon 8/34:19 pm
BWI
- LIH
1 stop24h 49m
Multiple Airlines
Mon 8/1012:23 pm
LIH
- BWI
1 stop20h 53m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$808
This Alaska Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:03 am
IAD
- LIH
2 stops21h 56m
Multiple Airlines
Mon 8/312:31 pm
LIH
- IAD
1 stop12h 08m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$818
This Alaska Airlines deal was found by Cheapflights users on 5/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/154:19 pm
BWI
- LIH
1 stop24h 49m
Multiple Airlines
Sat 8/227:21 pm
LIH
- BWI
2 stops14h 19m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$818
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 8/36:03 am
IAD
- LIH
1 stop21h 22m
Multiple Airlines
Mon 8/102:30 pm
LIH
- IAD
2 stops22h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$826
Last-minute flights from Washington, D.C. to Kaua'iDiscover last-minute flight deals from Washington, D.C. to Kaua'i. Data last updated May 31, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Kaua'i. Data last updated May 31, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:59 am
DCA
- LIH
2 stops17h 05m
Delta
Mon 6/89:55 pm
LIH
- DCA
1 stop11h 31m
Delta
Deal found 5/26![Delta logo]()
$666
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Mon 6/110:00 am
DCA
- LIH
2 stops16h 21m
American Airlines
Mon 6/812:57 pm
LIH
- DCA
2 stops15h 16m
American Airlines
Deal found 5/26![American Airlines logo]()
$671
This Delta deal was found by Cheapflights users on 5/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:59 am
DCA
- LIH
2 stops17h 05m
Delta
Sun 6/79:55 pm
LIH
- DCA
1 stop11h 31m
Delta
Deal found 5/26![Delta logo]()
$696
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Mon 6/111:59 am
DCA
- LIH
2 stops14h 22m
American Airlines
Sun 6/712:57 pm
LIH
- DCA
2 stops14h 17m
American Airlines
Deal found 5/26![American Airlines logo]()
$701
This Delta deal was found by Cheapflights users on 5/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:05 am
IAD
- LIH
2 stops15h 35m
Delta
Tue 6/99:55 pm
LIH
- IAD
2 stops19h 36m
Delta
Deal found 5/26![Delta logo]()
$692
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Tue 6/26:30 am
IAD
- LIH
1 stop12h 46m
United Airlines
Tue 6/91:01 pm
LIH
- IAD
1 stop11h 41m
United Airlines
Deal found 5/26![United Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 6/58:15 am
IAD
- LIH
1 stop13h 22m
United Airlines
Thu 6/111:17 pm
LIH
- IAD
1 stop12h 13m
United Airlines
Deal found 5/26![United Airlines logo]()
$686
This United Airlines deal was found by Cheapflights users on 5/27. 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 6/116:38 am
BWI
- LIH
1 stop12h 38m
United Airlines
Mon 6/157:35 pm
LIH
- BWI
1 stop13h 42m
United Airlines
Deal found 5/27![United Airlines logo]()
$675
This Delta deal was found by Cheapflights users on 5/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:17 am
BWI
- LIH
2 stops16h 45m
Delta
Mon 7/69:55 pm
LIH
- BWI
2 stops17h 31m
Delta
Deal found 5/27![Delta logo]()
$706
This Orbitz deal was found by Cheapflights users on 5/30. 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 6/297:49 pm
IAD
- LIH
1 stop21h 39m
Multiple Airlines
Mon 7/132:30 pm
LIH
- IAD
2 stops22h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$634
This Orbitz deal was found by Cheapflights users on 5/30. 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 6/297:49 pm
IAD
- LIH
1 stop21h 39m
Alaska Airlines
Mon 7/1312:31 pm
LIH
- IAD
1 stop12h 08m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$656
This United Airlines deal was found by Cheapflights users on 5/30. 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 6/306:38 am
BWI
- LIH
1 stop12h 38m
United Airlines
Wed 7/810:00 pm
LIH
- BWI
1 stop13h 43m
United Airlines
Deal found 5/30![United Airlines logo]()
$659
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 May 31, 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 May 31, 2026.
This Delta deal was found by Cheapflights users on 5/29. 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 9/216:05 am
BWI
- LIH
2 stops17h 35m
Delta
Deal found 5/29![Delta logo]()
$218
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:47 pm
IAD
- LIH
1 stop21h 49m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 5/29. 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 9/216:20 am
IAD
- LIH
2 stops18h 41m
Delta
Deal found 5/29![Delta logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:50 am
BWI
- LIH
2 stops17h 41m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 9/217:50 am
BWI
- LIH
1 stop18h 24m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 5/30. 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.
Tue 7/76:20 am
IAD
- LIH
1 stop20h 28m
American Airlines
Deal found 5/30![American Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 5/31. 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.
Sun 8/211:59 am
IAD
- LIH
2 stops14h 49m
American Airlines
Deal found 5/31![American Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:30 am
IAD
- LIH
2 stops19h 44m
United Airlines
Deal found 5/30![United Airlines logo]()
$395
This American Airlines deal was found by Cheapflights users on 5/29. 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.
Fri 6/2610:06 am
BWI
- LIH
2 stops16h 15m
American Airlines
Deal found 5/29![American Airlines logo]()
$400
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 7/77:49 pm
IAD
- LIH
1 stop21h 39m
Alaska Airlines
Deal found 5/28![Alaska Airlines logo]()
$401
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 6/2611:56 am
DCA
- LIH
2 stops14h 25m
American Airlines
Deal found 5/26![American Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Fri 6/261:10 pm
IAD
- LIH
1 stop13h 04m
United Airlines
Deal found 5/26![United Airlines logo]()
$436
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 May 31, 2026.
Round-trip from | $505 (Orbitz) |
|---|---|
One-way from | $218 (Delta) |
Popular in | December |
Cheapest in | September |
Average price | $780 |
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 2,558,603 searches. Data last updated May 31, 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
Washington, D.C.Lihue
DCA - LIH
DCALIH
Washington, D.C. Reagan-National
Sat 9/26
8:00 am-7:01 pm
2 stops17h 01m
Lihue
Sun 10/4
9:50 pm-3:32 pm
1 stop11h 42m
$572
Washington, D.C.Lihue
IAD - LIH
IADLIH
Washington, D.C. Dulles Intl
Wed 8/26
7:00 am-7:23 pm
1 stop18h 23m
Lihue
Wed 9/2
10:45 am-6:14 pm
1 stop25h 29m
$575
Quickest round-trip
BaltimoreLihue
BWI - LIH
BWILIH
Baltimore/Washington
Tue 6/30
6:38 am-1:16 pm
1 stop12h 38m
Lihue
Wed 7/8
2:31 pm-11:47 am
2 stops15h 16m
$665
Washington, D.C.Lihue
DCA - LIH
DCALIH
Washington, D.C. Reagan-National
Tue 9/29
6:59 pm-9:42 am
1 stop20h 43m
Lihue
Wed 9/30
12:35 pm-8:00 pm
1 stop25h 25m
$681
Washington, D.C.Lihue
IAD - LIH
IADLIH
Washington, D.C. Dulles Intl
Mon 8/3
6:00 am-7:07 pm
2 stops19h 07m
Lihue
Mon 8/10
9:38 pm-11:39 pm
2 stops20h 01m
$695
Washington, D.C.Lihue
DCA - LIH
DCALIH
Washington, D.C. Reagan-National
Thu 7/30
8:59 am-9:59 pm
2 stops19h 00m
Lihue
Mon 8/3
3:43 pm-5:59 pm
1 stop20h 16m
$709
Washington, D.C.Lihue
DCA - LIH
DCALIH
Washington, D.C. Reagan-National
Mon 8/3
6:00 am-7:07 pm
2 stops19h 07m
Lihue
Mon 8/10
9:38 pm-10:44 pm
2 stops19h 06m
$725
Washington, D.C.Lihue
DCA - LIH
DCALIH
Washington, D.C. Reagan-National
Mon 8/3
8:59 am-9:59 pm
2 stops19h 00m
Lihue
Mon 8/10
12:23 pm-4:00 pm
1 stop21h 37m
$745
Washington, D.C.Lihue
IAD - LIH
IADLIH
Washington, D.C. Dulles Intl
Thu 7/30
6:03 am-9:25 pm
1 stop21h 22m
Lihue
Mon 8/3
12:31 pm-6:39 am
1 stop12h 08m
$792
Washington, D.C.Lihue
IAD - LIH
IADLIH
Washington, D.C. Dulles Intl
Fri 7/3
7:49 pm-4:30 pm
2 stops26h 41m
Lihue
Fri 7/10
12:31 pm-6:39 am
1 stop12h 08m
$792
Showing 1-10 of 36 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.
DCA-LIH
IAD-LIH
BWI-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
DCA-LIH
IAD-LIH
BWI-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 $228). Flying from Washington, D.C. to Kaua'i in March is currently the most expensive (average of $613). 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 90 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 May 31, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta 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.
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
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 May 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 2,558,603 searches. Data last updated May 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$545 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$376 | Average$732 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$494 | Average$870 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$583 | Average$991 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$795 | Average$933 | FlexibilityNo cancel fee | On-time63% |